NORMS TABLES FOR THE
CSBS DP INFANT-TODDLER
CHECKLIST

---

INFANT-TODDLER CHECKLIST SOCIAL COMPOSITE SCORES

|  |  | n= | 50 | 42 | 77 | 126 | 86 | 312 | 296 | 121 | 128 | 174 | 98 | 99 | 133 | 107 | 84 | 87 | 82 | 50 | 36 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |  |
| 17 | 99 | 17-26 | 20-26 | 22-26 | 25-26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |  |
| 16 | 98 | 18-19 | 21 | 22-24 | 23-25 | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 15 | 95 | 15-17 | 19-20 | 20-21 | 22 | 24 | 25 | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 14 | 91 | 14 | 18 | 19 | 20-21 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |  |  |  |  |  |  |
| 13 | 84 | 13 | 17 | 17-18 | 19 |  |  | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |  |  |  |  |  |  |
| 12 | 75 | 11-12 | 13 | 15-16 | 16 | 18 | 21-22 | 22 | 22 | 23 |  | 24 | 24 | 24 | 24 |  | 25 | 25 | 25 | 25 | 25 |  |
| 11 | 63 | 10 | 12 | 13-14 | 14-15 | 17 | 20 | 20-21 | 21 | 22 | 23 | 23 | 23 |  |  | 24 | 24 | 24 | 24 | 24 | 24 |  |
| 10 | 50 |  | 11 | 12 | 13 | 16 | 18-19 | 19 | 20 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |  |
| 9 | 37 | 9 | 10 | 11 | 12 | 15 | 18 | 19 | 20 | 20-21 | 21 | 21 | 21 | 21 | 21-22 | 22 | 22 | 22 | 22 | 22 | 22 |  |
| 8 | 25 | 8 | 9 | 9-10 | 10-11 | 14 | 15-16 | 16-17 | 17-18 | 18-19 | 19 | 19-20 | 20 | 20 | 20 | 20-21 | 22-21 | 22-21 | 21 | 21 |  |  |
| 7 | 16 |  | 8 | 8 | 9 | 12-13 | 13-14 | 14-15 | 15-16 | 16-17 | 18 | 18 | 18-19 | 18-19 | 18-19 | 19 | 19 | 19 | 20 | 20 |  |  |
| 6 | 9 | 7 | 7 | 7 | 8 | 10-11 | 10-12 | 12-13 | 13-14 | 15 | 16-17 | 16-17 | 16-17 | 17 | 17 | 17-18 | 18 | 18 | 19 | 19 |  |  |
| 5 | 5 | 6 | 6 | 6 | 7 | 8-9 | 8-9 | 10-11 | 11-12 | 14 | 14-15 | 15 | 15 | 16 | 16 | 17 | 17 | 17 | 17-18 | 18 |  |  |
| 4 | 2 | 5 | 5 |  | 6 | 6-7 | 7 | 8-9 | 9-10 | 9-13 | 11-13 | 11-14 | 13-14 | 15 | 15 | 15-16 | 16 | 16 | 18 | 18 |  |  |
| 3 | 1 | 0-4 | 0-4 | 0-5 | 0-5 | 0-6 | 0-7 | 0-8 | 0-8 | 0-10 | 0-10 | 0-12 | 0-13 | 0-14 | 0-14 | 0-15 | 0-15 | 0-15 | 0-15 | 0-16 |  |  |
| SEM
1.1 |  | 68% Confidence Interval
± 1.1 |  |  |  |  | 90% Confidence Interval ± 1.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

$$
\overset{\ }{\underline{\gamma}}
$$

$$
\frac{\infty}{\ }
$$

---

INFANT-TODDLER CHECKLIST SPEECH COMPOSITE SCORES

|  |  | n= | 50 | 42 | 77 | 126 | 86 | 312 | 296 | 121 | 128 | 174 | 98 | 99 | 133 | 107 | 84 | 87 | 82 | 50 | 36 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |  |
| 17 | 99 | 8-14 | 8-14 | 10-14 | 11-14 | 12-14 | 13-14 | 13-14 | 13-14 | 13-14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |  |
| 16 | 98 | 7 |  | 9 | 10 | 11 | 12 | 12 | 12 |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 15 | 95 |  |  | 8 | 9 | 10 | 11 | 11 | 11 | 12 | 13 | 13 |  |  |  |  |  |  |  |  |  |  |
| 14 | 91 | 6 | 7 |  | 8 | 9 | 10 | 10 |  | 11 | 12 | 12 |  | 13 |  |  |  |  |  |  |  |  |
| 13 | 84 | 6 | 7 | 7 | 7 |  |  |  | 10 |  | 11 | 12 |  | 13 |  |  |  |  |  |  |  |  |
| 12 | 75 | 5 |  |  |  | 8 | 9 | 9 |  | 10 | 10 |  | 12 |  | 12 |  | 13 |  |  |  |  |  |
| 11 | 63 | 4 | 5 | 6 | 6 |  |  |  | 9 | 9 |  | 11 | 11 |  | 12 |  |  | 13 |  |  |  |  |
| 10 | 50 | 3 | 4 | 5 |  | 7 | 8 | 8 |  |  | 9 | 10 | 10 |  | 11 |  | 12 |  |  |  |  |  |
| 9 | 37 |  | 3 |  | 5 |  | 7 | 7 |  | 8 | 8 |  | 9 |  | 10 | 10-11 | 11 | 11 | 12 |  |  |  |
| 8 | 25 | 2 |  | 4 | 4 | 6 | 7 | 7 |  | 7 | 7 |  | 8 | 9 | 9 | 10 | 10 | 10 | 10-11 | 11 |  |  |
| 7 | 16 |  | 2 |  |  | 5 | 5 | 6 |  | 6 |  | 7 | 8 | 7-8 | 8 | 8 | 8-9 | 9 | 9 | 9 | 10 |  |
| 6 | 9 |  |  | 3 | 3 | 4 |  | 5 | 5 | 6 | 6 | 6 | 6 | 6-7 | 8 | 8 | 7 | 7-8 | 7-8 | 8 | 9 |  |
| 5 | 5 | 1 | 1 | 2 | 2 |  | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 8 |  |
| 4 | 2 | 0 |  | 1 |  | 2-3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4-5 | 5 | 5 | 5 | 6 | 7 | 8 |  |
| 3 | 1 |  | 0 | 0 | 0-1 | 0-1 | 0-2 | 0-2 | 0-2 | 0-3 | 0-3 | 0-3 | 0-3 | 0-3 | 0-3 | 0-4 | 0-4 | 0-5 | 0-5 | 0-6 |  |  |
| SEM
1.0 |  | 68% Confidence Interval ± 1.0 |  | 90% Confidence Interval ± 1.7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

INFANT-TODDLER CHECKLIST SYMBOLIC COMPOSITE SCORES

|  |  | n= | 50 | 42 | 77 | 126 | 86 | 312 | 296 | 121 | 128 | 174 | 98 | 99 | 133 | 107 | 84 | 87 | 82 | 50 | 36 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age (months) | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| 17 | 99 | 9-17 | 9-17 | 11-17 | 11-17 | 14-17 | 15-17 | 16-17 | 16-17 | 16-17 | 16-17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 |
| 16 | 98 | 7-8 | 10 | 10 | 10 | 12-13 | 14 | 15 | 15 |  |  |  |  |  |  |  |  |  |  |  |  |
| 15 | 95 | 6 | 8 | 9 | 9 | 11 | 13 | 14 | 14 | 15 |  |  |  |  |  |  |  |  |  |  |  |
| 14 | 91 |  | 7 | 8 | 9 | 10 |  | 13 |  |  | 15 | 16 | 16 | 16 |  |  |  |  |  |  |  |
| 13 | 84 |  | 7 | 8 | 9 | 12 | 12 | 13 | 14 | 14 |  |  |  |  | 16 | 16 |  |  |  |  |  |
| 12 | 75 | 5 | 6 | 6 | 7 | 8 | 11 | 11 | 12 | 13 |  | 15 | 15 | 15 |  | 16 |  |  |  |  |  |
| 11 | 63 |  | 5 |  |  | 10 |  |  | 11 | 12 | 13 | 14 | 14 |  | 15 | 15 |  | 16 | 16 | 16 | 16 |
| 10 | 50 | 4 | 4 | 5 | 6 | 7 | 9 | 10 | 10 | 11 | 12 |  | 14 | 14 |  | 15 | 15 |  | 15 | 15 | 15 |
| 9 | 37 |  |  |  | 5 |  | 8 | 9 |  | 11 | 13 | 13 | 13 |  | 14 |  | 14 |  | 15 | 15 | 15 |
| 8 | 25 | 3 |  |  |  | 6 | 7 | 8 | 9 | 10 | 10 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 |
| 7 | 16 |  |  | 4 | 4 | 5 | 6 | 7 | 8 | 9 |  | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 13 |
| 6 | 9 |  |  |  |  | 5 |  | 7 | 8 | 9 |  | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 12 |
| 5 | 5 | 2 | 2 | 3 | 3 | 4 | 5 | 5 | 6 | 5 | 6 | 7 | 8 | 8-9 | 8-9 | 9 | 9-10 | 10 | 10 | 11 | 11 |
| 4 | 2 | 1 |  | 2 |  | 3 | 4 | 4 | 5 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 8-9 | 9 | 9-10 | 9 | 9-10 |
| 3 | 1 | 0 | 0-1 | 0-1 | 0-2 | 0-2 | 0-3 | 0-3 | 0-4 | 0-4 | 0-4 | 0-5 | 0-6 | 0-6 | 0-7 | 0-7 | 0-7 | 0-8 | 0-8 | 0-10 | 0-10 |
| SEM
1.1 |  | 68% Confidence Interval ± 1.1 |  |  |  |  | 90% Confidence Interval ± 1.8 |  |  |  |  | 95% Confidence Interval ± 2.1 |  |  |  |  |  |  |  |  |  |

---

INFANT-TODDLER CHECKLIST TOTAL SCORES

|  |  | 50 | 42 | 77 | 126 | 86 | 312 | 296 | 121 | 128 | 174 | 98 | 99 | 133 | 107 | 84 | 87 | 82 | 50 | 36 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|  | SS | %ile | Age (months) | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|  | 135 | 99 | 32 | 33-57 | 34-57 | 38-57 | 45-57 | 50-57 | 52-57 | 52-57 | 54-57 | 55-57 | 54-57 | 56-57 | 57 | 57 | 57 | 57 | 57 | 57 |  |
|  | 134 | 99 | 32 |  |  |  | 40-43 | 42-46 | 49 | 49 | 50 | 52 | 53 |  |  | 56 |  |  |  |  |  |
|  | 133 | 99 | 32 |  |  |  | 37-38 | 36 | 48 | 48 | 49 | 52 | 54 |  | 55 |  | 56 |  |  |  |  |
|  | 132 | 98 | 32 |  |  |  | 30-31 | 36 | 47 | 48 | 49 | 52 | 54 |  | 55 |  | 56 |  |  |  |  |
|  | 131 | 98 | 32 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 130 | 98 | 25 | 31 | 33 | 37 | 40-43 | 42-46 | 49 | 49 | 50 | 52 | 54 |  | 55 |  | 56 |  |  |  |  |
|  | 129 | 97 | 25 |  |  |  | 37-38 | 36 | 48 | 48 | 49 | 52 | 54 |  | 55 |  | 56 |  |  |  |  |
|  | 128 | 97 | 25 |  |  |  | 30-31 | 36 |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 127 | 96 | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 126 | 96 | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 125 | 95 | 25 | 29 | 29 | 35 | 38 |  | 47 | 47 | 48 | 51 | 51 | 53 |  | 55 | 55 |  |  |  |  |
|  | 124 | 95 | 25 |  |  |  | 34 | 34 |  | 46 | 46 | 47 | 50 | 50 |  | 54 |  |  |  |  |  |
|  | 123 | 94 | 25 |  |  |  | 31 | 33 |  | 45 | 44 |  | 49 | 49 |  | 53 | 54 |  |  |  |  |
|  | 122 | 93 | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 121 | 92 | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

(continued)

---

INFANT-TODDLER CHECKLIST TOTAL SCORES (continued)

| 55 | n = |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 55 | Age (months) | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 99 | 47 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 98 | 45 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 97 | 42 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 96 | 40 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 95 | 37 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 94 | 35 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 93 | 32 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 92 | 30 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 91 | 27 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 90 | 25 | 15 | 18 | 17 | 20 | 19 | 27 | 31 | 33 | 35 | 37 | 39 | 40 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 48 | 48 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 89 | 23 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 88 | 21 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 87 | 19 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 86 | 18 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 85 | 16 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 84 | 14 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 83 | 13 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 82 | 12 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 81 | 10 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 83 | 13 | 14 | 16 | 15 | 18 | 17 | 19 | 26 | 20 | 25 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 82 | 12 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 81 | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 80 | 9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 79 | 8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 78 | 7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 77 | 6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 76 | 6 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 78 | 7 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  | 13 | 14 | 16 | 18 | 17 | 20 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |
| 77 | 6 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 76 | 6 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 75 | 5 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 74 | 4 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 73 | 4 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 72 | 3 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 71 | 3 | 12 | 14 | 16 | 18 | 17 | 21 | 27 | 28 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 | 43 | 45 | 45 | 45 | 11 | 12 | 12 | 11 | 12 | 16 | 17 | 18-19 | 18-19 | 20 | 21 | 22 | 29 | 30 | 32 | 34 | 35 | 37 | 38 | 42 |  |  |  |

---

NORMS TABLES FOR THE
CSBS DP CAREGIVER 
QUESTIONNAIRE

---

CAREGIVER QUESTIONNAIRE EMOTION AND EYE GAZE CLUSTER SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 |  | 14-16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| 16 | 98 |  |  |  |  |  |  |  |  |  |  |  |
| 15 | 95 |  |  | 15 | 15 | 15 | 15 |  |  |  |  |  |
| 14 | 91 |  |  |  |  |  |  | 15 | 15 | 15 | 15 | 15 |
| 13 | 84 |  |  | 14 |  |  |  |  |  |  |  |  |
| 12 | 75 |  |  |  | 14 | 14 | 14 |  |  |  |  |  |
| 11 | 63 |  | 13 |  |  |  |  | 14 | 14 | 14 | 14 | 14 |
| 10 | 50 |  |  | 13 | 13 |  |  |  |  |  |  |  |
| 9 | 37 |  | 12 |  |  | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| 8 | 25 |  | 11 | 12 | 12 |  |  |  |  |  |  |  |
| 7 | 16 |  | 10 |  |  | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| 6 | 9 |  |  | 11 | 11 | 11 | 11 |  |  |  |  |  |
| 5 | 5 |  | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 |
| 4 | 2 |  | 8 | 8-9 | 9 | 9 | 9 | 9-10 | 10 | 10 | 10 | 10 |
| 3 | 1 |  | 0-7 | 0-7 | 0-8 | 0-8 | 0-8 | 0-8 | 0-9 | 0-9 | 0-9 | 0-9 |
| SEM0.9 |  | 68% Confidence Interval±0.9 |  |  | 90% Confidence Interval±1.5 |  |  | 95% Confidence Interval±1.8 |  |  |  |  |

CAREGIVER QUESTIONNAIRE COMMUNICATION CLUSTER SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 10-20 | 15-20 | 18-20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| 16 | 98 |  | 14 | 17 | 19 |  |  |  |  |  |  |  |
| 15 | 95 |  | 13 | 16 |  | 19 |  |  |  |  |  |  |
| 14 | 91 | 9 | 12 | 15 |  |  | 19 |  |  |  |  |  |
| 13 | 84 |  | 11 | 13-14 | 18 | 18 |  | 19 | 19 |  |  |  |
| 12 | 75 | 6-8 | 8-10 | 12 | 16-17 | 17 | 18 | 18 |  | 19 | 19 |  |
| 11 | 63 | 5 | 7 | 11 | 15 | 16 | 17 | 17 | 18 | 18 |  |  |
| 10 | 50 | 3-4 | 6 | 10 | 12-14 | 14-15 | 16 | 16 | 17 | 17 | 18 |  |
| 9 | 37 | 2 | 5 | 9 | 11 | 13 | 14-15 | 15 | 16 | 16 | 16-17 |  |
| 8 | 25 |  | 4 |  | 9-10 | 11-12 | 13 | 13-14 | 15 | 15 | 15 |  |
| 7 | 16 |  | 3 | 7-8 | 7-8 | 9-10 | 11-12 | 12 | 13-14 | 14 |  |  |
| 6 | 9 | 1 | 2 | 6 | 6 | 7-8 | 10 | 11 | 11-12 | 12-13 | 12-14 |  |
| 5 | 5 |  |  | 5 |  | 6 | 7-9 | 7-10 | 9-10 | 11 | 10-11 |  |
| 4 | 2 |  |  | 4 | 4-5 | 5 | 5-6 | 6 | 7-8 | 8-10 | 9 |  |
| 3 | 1 | 0 | 0-1 | 0-3 | 0-3 | 0-4 | 0-4 | 0-5 | 0-6 | 0-7 | 0-8 |  |
| SEM1.0 |  | 68% Confidence Interval±1.0 |  |  | 90% Confidence Interval±1.6 |  |  | 95% Confidence Interval±1.9 |  |  |  |  |

---

CAREGIVER QUESTIONNAIRE GESTURES CLUSTER SCORES

|  |  | n=12 |  | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) |  | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 6-12 |  | 10-12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| 16 | 98 |  |  | 9 | 11 |  |  |  |  |  |  |  |  |
| 15 | 95 |  |  | 8 | 10 | 11 |  |  |  |  |  |  |  |
| 14 | 91 | 5 |  | 7 |  |  |  |  |  |  |  |  |  |
| 13 | 84 | 4 |  |  | 9 |  |  |  |  |  |  |  |  |
| 12 | 75 | 3 |  | 6 | 8 | 10 | 11 |  |  |  |  |  |  |
| 11 | 63 |  |  | 5 |  |  |  | 11 | 11 |  |  |  |  |
| 10 | 50 | 2 |  | 4 | 7 | 9 | 10 |  |  |  |  |  |  |
| 9 | 37 | 1 |  | 3 | 6 | 8 |  |  |  | 11 | 11 | 11 | 11 |
| 8 | 25 |  |  |  | 5 | 7 | 9 | 10 | 10 |  |  |  |  |
| 7 | 16 | 0 |  | 2 | 3-4 | 6 | 7-8 | 9 | 9 | 10 | 10 |  |  |
| 6 | 9 |  |  | 1 | 2 | 5 | 6 | 8 | 8 | 9 | 9 | 10 |  |
| 5 | 5 |  |  | 0 | 1 | 3-4 | 4-5 | 4-7 | 7 | 8 | 8 | 9 |  |
| 4 | 2 |  |  |  | 0 | 1-2 | 2-3 | 2-3 | 3-6 | 4-7 | 7 | 7-8 |  |
| 3 | 1 |  |  |  |  | 0 | 0-1 | 0-1 | 0-2 | 0-3 | 0-6 | 0-6 |  |
| SEM1.068% Confidence Interval±1.090% Confidence Interval±1.695% Confidence Interval±1.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |

CAREGIVER QUESTIONNAIRE SOUNDS CLUSTER SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 11-16 | 14-16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| 16 | 98 |  | 13 | 14-15 | 15 |  |  |  |  |  |  |  |
| 15 | 95 |  | 12 | 13 | 14 | 15 |  |  |  |  |  |  |
| 14 | 91 | 10 | 11 | 12 | 13 | 14 | 15 |  |  |  |  |  |
| 13 | 84 | 9 | 10 |  | 12 | 13 | 14 | 15 |  |  |  |  |
| 12 | 75 | 8 | 9 | 11 | 11 | 12 | 13 | 14 | 15 | 15 |  |  |
| 11 | 63 | 6-7 | 8 | 10 | 10 | 11 | 12 | 13 | 14 | 14 | 15 |  |
| 10 | 50 | 5 | 7 | 9 |  | 10 | 11 | 12 | 13 |  | 14 |  |
| 9 | 37 | 4 | 6 | 8 | 9 | 9 |  | 11 | 12 | 12-13 | 12-13 |  |
| 8 | 25 | 3 | 5 | 7 | 8 |  | 9-10 | 9-10 | 11 | 11 | 11 |  |
| 7 | 16 | 2 | 4 | 6 | 7 | 7-8 | 8 | 8 | 9-10 | 9-10 | 9-10 |  |
| 6 | 9 |  | 3 | 5 | 5-6 | 6 | 7 | 7 | 7-8 | 7-8 | 7-8 |  |
| 5 | 5 |  | 2 | 4 | 4 | 5 | 5-6 | 5-6 | 6 | 6 | 6 |  |
| 4 | 2 |  |  | 3 | 3 | 4 | 4 | 4 | 5 | 5 |  |  |
| 3 | 1 | 0-1 | 0-1 | 0-2 | 0-2 | 0-3 | 0-3 | 0-3 | 0-4 | 0-4 | 0-5 |  |
| SEM1.068% Confidence Interval±1.090% Confidence Interval±1.695% Confidence Interval±1.9 |  |  |  |  |  |  |  |  |  |  |  |  |

---

CAREGIVER QUESTIONNAIRE WORDS CLUSTER SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |  |
| 17 | 99 | 0 | 1-24 | 8-24 | 10-24 | 17-24 | 17-24 | 23-24 | 24 | 24 | 24 | 24 |  |
| 16 | 98 | 0 |  | 7 | 8-9 | 12-16 | 16 | 21-22 |  |  |  |  |  |
| 15 | 95 | 0 |  | 5-6 | 7 | 9-11 | 13-15 | 18-20 | 22-23 |  |  |  |  |
| 14 | 91 | 0 |  | 4 | 5-6 | 8 | 12 | 17 | 18-21 | 23 |  |  |  |
| 13 | 84 |  |  | 3 | 4 | 7 | 10-11 | 13-16 | 16-17 | 22 | 23 |  |  |
| 12 | 75 |  |  | 2 | 3 | 5-6 | 9 | 10-12 | 14-15 | 20-21 | 21-22 | 23 |  |
| 11 | 63 |  |  | 1 | 1-2 | 4 | 7-8 | 9 | 11-13 | 18-19 | 18-20 | 20-22 |  |
| 10 | 50 |  |  | 0 | 0 | 3 | 5-6 | 8 | 10 | 14-17 | 15-17 | 17-19 |  |
| 9 | 37 |  |  |  |  | 2 | 4 | 6-7 | 8-9 | 11-13 | 11-14 | 13-16 |  |
| 8 | 25 |  |  |  |  | 1 | 2-3 | 5 | 5-7 | 8-10 | 8-10 | 10-12 |  |
| 7 | 16 |  |  |  |  |  | 0 | 1 | 4 | 3-4 | 6-7 | 7 | 8-9 |
| 6 | 9 |  |  |  |  |  |  | 0 | 1-3 | 2 | 3-5 | 4-6 | 4-7 |
| 5 | 5 |  |  |  |  |  |  |  | 0 | 1 | 2 | 2-3 | 3 |
| 4 | 2 |  |  |  |  |  |  |  |  | 0 | 1 | 1 | 2 |
| 3 | 1 |  |  |  |  |  |  |  |  |  | 0 | 0 | 0-1 |
| SEM1.068% Confidence Interval±1.090% Confidence Interval±1.795% Confidence Interval±2.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |

CAREGIVER QUESTIONNAIRE UNDERSTANDING CLUSTER SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 7-24 | 15-24 | 17-24 | 23-24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| 16 | 98 | 7-24 | 12-14 | 15-16 | 21-22 |  |  |  |  |  |  |  |
| 15 | 95 | 7-24 | 10-11 | 14 | 19-20 | 23 |  |  |  |  |  |  |
| 14 | 91 | 7-24 | 6 | 9 | 13 | 17-18 | 20-22 | 23 |  |  |  |  |
| 13 | 84 |  | 8 | 11-12 | 16 | 18-19 | 21-22 | 23 |  |  |  |  |
| 12 | 75 | 5 | 7 | 9-10 | 12-15 | 17 | 19-20 | 22 |  |  |  |  |
| 11 | 63 | 5 | 6 | 8 | 11 | 14-16 | 18 | 21 | 23 | 23 |  |  |
| 10 | 50 | 5 | 5 | 7 | 9-10 | 12-13 | 16-17 | 19-20 | 21-22 |  | 23 |  |
| 9 | 37 | 5 | 2 | 4 | 5-6 | 7-8 | 10-11 | 14-15 | 17-18 | 20 | 20-22 | 22 |
| 8 | 25 |  | 3 | 4 | 6 | 9 | 12-13 | 15-16 | 17-19 | 17-19 | 17-19 | 20-21 |
| 7 | 16 | 1 | 2 | 3 | 4-5 | 7-8 | 10-11 | 12-14 | 13-16 | 13-16 | 15-19 |  |
| 6 | 9 | 1 |  | 2 | 3 | 5-6 | 7-9 | 8-11 | 10-12 | 10-12 | 12-14 |  |
| 5 | 5 | 1 | 0 | 0-1 |  |  | 4 | 4-6 | 5-7 | 7-9 | 7-9 | 7-11 |
| 4 | 2 | 1 |  |  |  | 2 | 3 | 3 | 4 | 5-6 | 6 | 6 |
| 3 | 1 |  |  | 0-1 | 0-1 | 0-2 | 0-2 | 0-3 | 0-4 | 0-5 | 0-5 |  |
| SEM1.068% Confidence Interval±1.090% Confidence Interval±1.795% Confidence Interval±2.0 |  |  |  |  |  |  |  |  |  |  |  |  |

---

CAREGIVER QUESTIONNAIRE OBJECT USE CLUSTER SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 |  | 5-27 | 11-27 | 15-27 | 22-27 | 24-27 | 26-27 | 27 | 27 | 27 | 27 |
| 16 | 98 |  |  | 9-10 | 13-14 | 19-21 | 23 | 25 | 26 |  |  |  |
| 15 | 95 |  |  | 8 | 12 | 18 | 21-22 | 24 | 25 |  |  |  |
| 14 | 91 |  |  |  | 11 | 16-17 | 20 | 23 | 24 |  |  |  |
| 13 | 84 |  |  | 7 | 9-10 | 14-15 | 18-19 | 22 | 23 | 25-26 | 26 |  |
| 12 | 75 |  | 4 | 6 | 8 | 13 | 15-17 | 19-21 | 20-22 | 24 | 25 | 25-26 |
| 11 | 63 |  |  | 5 | 7 | 11-12 | 14 | 18 | 19 | 23 | 23-24 | 23-24 |
| 10 | 50 |  | 3 | 4 | 6 | 10 | 13 | 15-17 | 17-18 | 21-22 | 21-22 | 22 |
| 9 | 37 |  |  | 3 | 5 | 9 | 11-12 | 14 | 16 | 19-20 | 19-20 | 20-21 |
| 8 | 25 |  | 2 |  | 4 | 8 | 9-10 | 12-13 | 14-15 | 16-18 | 18 | 18-19 |
| 7 | 16 |  |  | 2 |  | 7 | 8 | 11 | 12-13 | 15 | 16-17 | 16-17 |
| 6 | 9 |  |  |  | 3 | 5-6 | 7 | 9-10 | 10-11 | 11-14 | 14-15 | 14-15 |
| 5 | 5 |  | 1 | 1 | 2 | 4 | 4-6 | 6-8 | 7-9 | 8-10 | 11-13 | 13 |
| 4 | 2 |  |  |  |  | 3 | 3 | 3-5 | 3-6 | 6-7 | 7-10 | 10-12 |
| 3 | 1 |  | 0 | 0 | 0-1 | 0-2 | 0-2 | 0-2 | 0-2 | 0-5 | 0-6 | 0-9 |
| SEM1.0 |  | 68% Confidence Interval±1.0 |  |  | 90% Confidence Interval±1.7 |  |  | 95% Confidence Interval±2.0 |  |  |  |  |

CAREGIVER QUESTIONNAIRE SOCIAL COMPOSITE SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 30-48 | 40-48 | 43-48 | 46-48 | 46-48 | 47-48 | 48 | 48 | 48 | 48 | 48 |
| 16 | 98 |  | 38-39 | 41-42 | 45 | 45 |  | 47 | 47 | 47 |  |  |
| 15 | 95 |  | 35-37 | 39-40 | 44 |  | 46 |  |  |  |  | 47 |
| 14 | 91 | 27-29 | 32-34 | 38 | 43 | 44 | 45 | 46 | 46 | 46 | 46 | 46 |
| 13 | 84 | 25-26 | 29-31 | 36-37 | 41-42 | 43 |  | 45 | 45 |  |  |  |
| 12 | 75 | 22-24 | 25-28 | 33-35 | 39-40 | 42 | 43-44 | 43-44 | 44 | 45 | 45 | 45 |
| 11 | 63 | 21 | 24 | 32 | 37-38 | 40-41 | 42 | 42 | 43 | 43-44 | 43-44 | 43-44 |
| 10 | 50 | 17-20 | 22-23 | 29-31 | 33-36 | 37-39 | 40-41 | 40-41 | 42 | 42 | 42 | 42 |
| 9 | 37 | 16 | 20-21 | 28 | 32 | 35-36 | 38-39 | 39 | 40-41 | 40-41 | 40-41 | 40-41 |
| 8 | 25 |  | 19 | 27 | 29-31 | 33-34 | 35-37 | 36-38 | 38-39 | 38-39 | 39 | 39 |
| 7 | 16 | 14-15 | 16-18 | 25-26 | 25-28 | 28-32 | 32-34 | 33-35 | 36-37 | 36-37 | 38 | 38 |
| 6 | 9 | 13 | 15 | 20-24 | 23-24 | 24-27 | 30-31 | 31-32 | 33-35 | 34-35 | 35-37 | 35-37 |
| 5 | 5 | 11-12 | 14 | 18-19 | 19-22 | 20-23 | 21-29 | 26-30 | 27-32 | 30-33 | 34 | 34 |
| 4 | 2 | 10 | 13 | 15-17 | 15-18 | 16-19 | 17-20 | 18-25 | 21-26 | 25-29 | 27-33 | 27-33 |
| 3 | 1 | 0-9 | 0-12 | 0-14 | 0-14 | 0-15 | 0-16 | 0-17 | 0-21 | 0-24 | 0-26 | 0-26 |
| SEM1.0 |  | 68% Confidence Interval±1.0 |  | 90% Confidence Interval±1.7 |  | 95% Confidence Interval±2.0 |  |  |  |  |  |  |

---

CAREGIVER QUESTIONNAIRE SPEECH COMPOSITE SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 11-40 | 19-40 | 20-40 | 31-40 | 32-40 | 39-40 | 40 | 40 | 40 | 40 | 40 |
| 16 | 98 |  | 17-18 | 18-19 | 25-30 | 30-31 | 36-38 | 39 |  |  |  |  |
| 15 | 95 |  | 14-16 | 17 | 22-24 | 27-29 | 33-35 | 37-38 |  |  |  |  |
| 14 | 91 | 10 | 13 | 16 | 18-21 | 24-26 | 30-32 | 32-36 | 39 |  |  |  |
| 13 | 84 | 9 | 12 | 14-15 | 16-17 | 22-23 | 26-29 | 29-31 | 36-38 | 38-39 | 39 |  |
| 12 | 75 | 8 | 10-11 | 13 | 15 | 19-21 | 22-25 | 26-28 | 35 | 36-37 | 37-38 |  |
| 11 | 63 | 7 | 9 | 11-12 | 14 | 17-18 | 20-21 | 24-25 | 30-34 | 32-35 | 33-36 |  |
| 10 | 50 | 6 | 8 | 10 | 12-13 | 15-16 | 18-19 | 22-23 | 25-29 | 27-31 | 30-32 |  |
| 9 | 37 | 5 | 7 | 9 | 11 | 12-14 | 16-17 | 18-21 | 22-24 | 22-26 | 25-29 |  |
| 8 | 25 | 3-4 | 6 | 8 | 9-10 | 11 | 14-15 | 14-17 | 18-21 | 19-21 | 21-24 |  |
| 7 | 16 | 2 | 4-5 | 6-7 | 7-8 | 10 | 11-13 | 12-13 | 14-17 | 16-18 | 16-20 |  |
| 6 | 9 |  | 3 | 5 | 5-6 | 8-9 | 8-10 | 9-11 | 10-13 | 11-15 | 12-15 |  |
| 5 | 5 |  | 2 | 4 | 4 | 6-7 | 6-7 | 6-8 | 6-9 | 7-10 | 10-11 |  |
| 4 | 2 |  |  | 3 | 3 | 5 | 5 | 5 | 5 | 6 | 9 |  |
| 3 | 1 | 0-1 | 0-1 | 0-2 | 0-2 | 0-4 | 0-4 | 0-4 | 0-4 | 0-5 | 0-8 |  |
| SEM1.1 |  | 68% Confidence Interval±1.1 |  | 90% Confidence Interval±1.7 |  | 95% Confidence Interval±2.1 |  |  |  |  |  |  |

CAREGIVER QUESTIONNAIRE SYMBOLIC COMPOSITE SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 17 | 99 | 12-51 | 20-51 | 30-51 | 41-51 | 47-51 | 49-51 | 50-51 | 51 | 51 | 51 |  |
| 16 | 98 |  | 19 | 27-29 | 37-40 | 45-46 | 48 |  |  |  |  |  |
| 15 | 95 | 11 | 17-18 | 26 | 36 | 39-44 | 46-47 | 48-49 |  |  |  |  |
| 14 | 91 | 10 | 16 | 21-25 | 32-35 | 37-38 | 44-45 | 46-47 | 50 | 50 |  |  |
| 13 | 84 | 9 | 13-15 | 19-20 | 28-31 | 35-36 | 41-43 | 44-45 | 49 | 49 | 50 |  |
| 12 | 75 | 8 | 11-12 | 16-18 | 24-27 | 31-34 | 38-40 | 41-43 | 47-48 | 47-48 | 49 |  |
| 11 | 63 |  | 10 | 14-15 | 21-23 | 28-30 | 34-37 | 39-40 | 45-46 | 45-46 | 46-48 |  |
| 10 | 50 | 7 | 9 | 13 | 19-20 | 25-27 | 31-33 | 36-38 | 41-44 | 43-44 | 44-45 |  |
| 9 | 37 | 5-6 | 7-8 | 11-12 | 15-18 | 21-24 | 27-30 | 32-35 | 38-40 | 40-42 | 41-43 |  |
| 8 | 25 | 4 | 6 | 9-10 | 14 | 20 | 24-26 | 29-31 | 34-37 | 34-39 | 36-40 |  |
| 7 | 16 | 3 | 5 | 7-8 | 12-13 | 16-19 | 23 | 25-28 | 28-33 | 31-33 | 34-35 |  |
| 6 | 9 |  | 4 | 6 | 11 | 12-15 | 18-22 | 19-24 | 23-27 | 23-30 | 27-33 |  |
| 5 | 5 | 0-2 | 3 | 5 | 7-10 | 10-11 | 11-17 | 12-18 | 15-22 | 17-22 | 24-26 |  |
| 4 | 2 |  | 0-2 | 4 | 4-6 | 7-9 | 8-10 | 9-11 | 10-14 | 13-16 | 17-23 |  |
| 3 | 1 |  |  | 0-3 | 0-3 | 0-6 | 0-7 | 0-8 | 0-9 | 0-12 | 0-16 |  |
| SEM1.1 |  | 68% Confidence Interval±1.1 |  |  | 90% Confidence Interval±1.8 |  |  | 95% Confidence Interval±2.1 |  |  |  |  |

---

CAREGIVER QUESTIONNAIRE TOTAL SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 135 | 99 |  | 45-139 | 92-139 | 112-139 | 121-139 | 123-139 | 131-139 | 132-139 | 139 | 139 | 139 |
| 134 | 99 |  |  | 107-111 |  | 122 |  |  |  | 138 |  |  |
| 133 | 99 |  |  | 102-106 | 120 | 121 |  |  |  |  |  |  |
| 132 | 98 |  |  | 97-101 | 117-119 | 120 | 130 | 131 |  |  |  |  |
| 131 | 98 |  | 72-91 | 92-96 | 112-116 | 119 |  |  | 137 | 138 | 138 |  |
| 130 | 98 |  |  | 71 | 90-91 | 107-111 | 118 |  |  |  | 137 |  |
| 129 | 97 |  |  |  | 86-89 | 102-106 | 117 | 129 | 130 | 136 |  |  |
| 128 | 97 |  |  | 70 | 82-85 | 101 | 116 | 128 |  |  |  |  |
| 127 | 96 |  |  | 69 | 78-81 |  | 115 | 127 |  | 135 |  |  |
| 126 | 96 |  |  | 68 | 77 |  | 114 | 126 |  |  | 136 |  |
| 125 | 95 |  |  | 67 | 76 | 100 | 113 | 125 | 129 |  |  | 136-137 |
| 124 | 95 |  |  | 65-66 | 75 |  | 112 | 124 | 127-128 |  | 135 | 135 |
| 123 | 94 |  |  | 63-64 | 74 | 98-99 | 111 |  | 126 | 134 |  |  |
| 122 | 93 |  |  | 61-62 |  | 97 | 109-110 |  | 125 | 133 | 134 |  |
| 121 | 92 |  |  | 59-60 |  |  | 108 | 122-123 | 124 | 132 |  |  |
| 120 | 91 | 43 | 44 | 58 |  | 94-96 | 105-107 | 121 | 123 | 131 | 133 |  |
| 119 | 90 | 43 |  |  | 73 | 91-93 | 104 | 115-120 | 121-122 | 130 |  |  |
| 118 | 89 | 43 |  | 55-57 |  | 90 | 103 | 114 | 120 |  | 132 | 134 |
| 117 | 87 | 43 | 43 | 54 |  | 87-89 | 101-102 |  |  |  |  |  |
| 116 | 86 |  | 43 |  |  | 86 | 100 | 113 | 119 | 129 |  |  |
| 115 | 84 |  | 53 | 72 | 85 | 98-99 | 111-112 |  |  |  |  | 133 |
| 114 | 83 | 42 | 50-52 | 71 | 84 | 97 | 109-110 | 118 | 128 | 131 |  | 132 |
| 113 | 81 | 42 | 49 | 70 |  | 96 | 108 | 117 |  |  |  |  |
| 112 | 79 | 41 |  | 69 | 82-83 | 95 | 107 | 116 | 127 | 129-130 | 130-131 |  |
| 111 | 77 | 41 | 48 | 68 | 80-81 |  | 105-106 | 115 | 126 | 128 | 129 |  |
| 110 | 75 | 40 |  |  |  | 78-79 | 94 | 104 | 112-114 | 125 | 127 | 128 |
| 109 | 73 | 40 | 47 | 67 | 77 | 93 |  |  | 111 |  | 126 |  |
| 108 | 70 | 39 |  | 65-66 | 76 | 90-92 | 103 | 110 | 124 | 125 |  | 127 |
| 107 | 68 | 39 | 38 | 46 | 58-64 |  | 89 | 102 | 109 | 123 | 124 |  |
| 106 | 66 | 37 |  | 57 | 75 | 88 | 101 | 108 | 122 | 123 |  | 126 |
| 105 | 63 | 37 |  |  |  |  | 87 | 98-100 | 105-107 | 121 | 122 | 125 |
| 104 | 61 | 35 | 45 | 56 | 74 | 85-86 | 96-97 | 104 | 120 | 121 |  | 124 |
| 103 | 58 | 35 | 34 | 44 | 55 |  | 84 | 95 | 103 | 117-119 | 119-120 | 122-123 |
| 102 | 55 |  | 43 | 54 | 73 | 83 | 94 |  | 116 | 117-118 | 121 |  |
| 101 | 53 |  | 42 | 53 | 72 | 81-82 | 93 | 102 | 115 | 116 | 120 |  |
| 100 | 50 | 33 | 41 |  | 70-71 | 80 | 92 |  |  |  | 119 |  |

(Continued)

---

CAREGIVER QUESTIONNAIRE TOTAL SCORES

|  |  | n= | 12 | 47 | 53 | 71 | 107 | 129 | 114 | 113 | 89 | 55 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| SS | %ile | Age(months) | 6-7 | 8-9 | 10-11 | 12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 |
| 99 | 47 |  | 32 | 40 |  | 68-69 | 79 | 91 | 99-101 | 111-114 | 114-115 | 118 |
| 98 | 45 |  | 31 | 39 | 52 | 67 |  | 90 | 98 | 110 | 111-113 | 117 |
| 97 | 42 |  | 30 | 38 | 51 | 65-66 | 78 | 88-89 | 97 | 109 | 109-110 | 116 |
| 96 | 40 |  | 28-29 |  | 49-50 | 63-64 | 76-77 | 86-87 | 95-96 | 108 | 108 | 115 |
| 95 | 37 |  | 27 |  | 48 | 62 | 75 | 85 | 94 | 106-107 | 106-107 | 114 |
| 94 | 35 |  | 26 | 37 |  | 60-61 | 73-74 | 84 |  | 105 | 105 | 112-113 |
| 93 | 32 |  | 25 | 36 | 47 | 59 | 72 | 83 | 93 | 103-104 | 104 | 110-111 |
| 92 | 30 |  |  | 35 |  |  | 71 |  | 91-92 | 102 | 103 | 109 |
| 91 | 27 |  |  | 34 | 46 | 58 | 69-70 | 81-82 | 89-90 |  | 102 | 106-108 |
| 90 | 25 |  |  | 32-33 |  | 56-57 | 68 | 80 | 88 | 100-101 |  | 104-105 |
| 89 | 23 |  | 24 | 31 |  | 55 | 67 | 79 | 87 | 98-99 | 101 | 102-103 |
| 88 | 21 |  |  | 30 |  | 54 | 66 | 78 | 85-86 | 97 | 98-100 | 100-101 |
| 87 | 19 |  | 23 |  | 45 | 52-53 | 65 |  | 80-84 | 95-96 | 97 | 99 |
| 86 | 18 |  |  | 29 | 44 | 51 | 64 | 76-77 | 79 | 92-94 | 95-96 | 98 |
| 85 | 16 |  | 22 |  | 43 | 50 | 62-63 | 75 |  | 91 | 92-94 | 96-97 |
| 84 | 14 |  |  | 28 | 42 |  | 61 | 74 | 78 | 87-90 | 90-91 | 94-95 |
| 83 | 13 |  |  | 27 | 41 | 49 | 60 | 73 | 74-77 | 83-86 | 89 | 93 |
| 82 | 12 |  | 21 | 25-26 |  |  | 59 | 72 | 73 | 82 | 86-88 | 88-92 |
| 81 | 10 |  |  | 24 | 40 | 48 | 55-58 | 71 | 72 | 81 | 84-85 | 87 |
| 80 | 9 |  |  | 23 | 39 |  | 54 |  | 71 | 80 | 83 | 84-86 |
| 79 | 8 |  | 20 | 22 | 38 | 47 | 52-53 | 67-70 | 70 | 79 | 79-82 | 82-83 |
| 78 | 7 |  | 19 | 21 | 37 | 45-46 | 51 | 64-66 | 66-69 | 75-78 | 78 | 80-81 |
| 77 | 6 |  | 18 | 20 | 36 | 43-44 | 45-50 | 63 | 64-65 | 70-74 | 77 | 79 |
| 76 | 6 |  | 17 |  | 33-35 | 42 | 44 |  | 63 | 65-69 | 69-76 | 77-78 |
| 75 | 5 |  | 16 | 19 | 32 |  | 43 |  |  | 64 | 66-68 | 75-76 |
| 74 | 4 |  | 15 |  | 31 | 40-41 | 42 | 59-62 | 62 | 63 | 65 | 74 |
| 73 | 4 |  |  |  | 30 | 38-39 | 41 | 45-58 | 58-61 | 59-62 | 63-64 | 73 |
| 72 | 3 |  |  |  | 29 | 36-37 | 40 | 43-44 | 50-57 | 57-58 | 61-62 | 72 |
| 71 | 3 |  | 14 | 18 | 28 | 33-35 | 38-39 | 41-42 | 42-49 | 56 | 59-60 | 71 |
| 70 | 2 |  |  |  | 27 | 31-32 | 34-37 | 37-40 | 41 | 49-55 | 55-58 | 61-70 |
| 69 | 2 |  | 0-13 |  |  | 29 | 29-30 | 30-33 | 33-36 | 40 | 41-48 | 50-54 |
| 68 | 2 |  |  |  | 21-25 | 26-28 | 29 | 30-32 | 30-39 | 33-40 | 46-49 | 56-58 |
| 67 | 1 |  |  | 16-17 | 18-20 | 22-25 | 26-28 | 28-29 | 28-29 | 31-32 | 42-45 | 53-55 |
| 66 | 1 |  |  | 14-15 | 16-17 | 18-21 | 21-25 | 22-27 | 23-27 | 26-30 | 38-41 | 50-52 |
| 65 | 1 |  |  | 0-13 | 0-15 | 0-17 | 0-20 | 0-21 | 0-22 | 0-25 | 0-37 | 0-49 |
| SEM 68% Confidence Interval ± 4.0 90% Confidence Interval ± 6.5 95% Confidence Interval |  |  |  |  |  |  |  |  |  |  |  |  |
| 4.0 |  |  |  |  |  |  |  |  |  |  |  |  |