Table 3.
Wilcoxon rank-sum tests of behavioral measures for children who were and were not able to successfully complete the recording.
| Variable | All (n = 40) |
Successful (n = 18) |
Unsuccessful (n = 22) |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mdn | M | SD | Range | Mdn | M | SD | Range | Mdn | M | SD | Range | p | |
| ADOS | 9.00 | 8.32 | 1.51 | 5–10 | 9.00 | 8.17 | 1.92 | 5–10 | 8.50 | 8.45 | 1.10 | 6–10 | 1.00 |
| Mullen | 24.00 | 28.12 | 10.99 | 20–75 | 20.00 | 30.50 | 9.06 | 20–45 | 31.00 | 26.18 | 12.22 | 20–75 | .049* |
| PLS EC | 57.00 | 74.58 | 12.25 | 55–119 | 57.00 | 75.39 | 14.52 | 55–119 | 55.50 | 73.91 | 10.34 | 57–92 | .826 |
| PLS AC | 71.50 | 62.55 | 17.94 | 50–121 | 71.50 | 63.17 | 18.64 | 50–121 | 71.00 | 62.05 | 17.75 | 50–118 | .849 |
| MCDI | 16.00 | 83.15 | 114.94 | 0–378 | 13.00 | 80.28 | 113.12 | 0–345 | 18.00 | 85.5 | 119.02 | 0–378 | .576 |
Note. ADOS = Autism Diagnostic Observation Scale comparison score; Mullen = Mullen Scales of Early Learning standard score; PLS EC = Preschool Language Scales Expressive Communication standard score; PLS AC = Preschool Language Scales Auditory Comprehension standard score; MCDI = MacArthur–Bates Communicative Development Inventories Total Number of Words Produced.
*
p < .05.