. 2020 Nov 6;51(9):3109–3125. doi: 10.1007/s10803-020-04772-1

Table 1.

Participant characteristics

Diagnostic Group	Number of children	Productive vocabulary size average, range¹, (SD)	Age average², range, (SD)	Checklist used
ASD	118	74.9 1–250 (75.7)	38.1 12–84 (15.9)	W&G = 31 (26.3%) W&S = 87 (73.7%)
TT	4142	72.7 1–250 (66.3)	17.0 8–29 (3.4)	W&G = 1739 (42%) W&S = 2403(58%)
LT	484	43.1 1–248 (51.1)	21.8 16–30 (4.6)	W&G = 28(50.8%) W&S = 456(94.2%)

Diagnostic Group

Number of children

Productive vocabulary size average, range¹, (SD)

Age average², range, (SD)

Checklist used

ASD

118

74.9

1–250

(75.7)

38.1

12–84

(15.9)

W&G = 31 (26.3%)

W&S = 87 (73.7%)

4142

72.7

1–250

(66.3)

17.0

8–29

(3.4)

W&G = 1739 (42%)

W&S = 2403(58%)

484

43.1

1–248

(51.1)

21.8

16–30

(4.6)

W&G = 28(50.8%)

W&S = 456(94.2%)

TDC typically developing children, TT typical talkers, LT late talkers, ASD autism spectrum disorder. CDI forms: W&G words and gestures form, W&S words and sentences form

¹Range of values are in italics. ²Age is in months