TABLE 8

Comparison of Mean ADOS Scores

VariableScoreNMean (95% CI)P
PCP M-CHAT/F
 TotalPositive3913.2 (11.1–15.2)<.001
Negative587.4 (6.1–8.8)
 CommunicationPositive394.6 (3.9–5.3)<.001
Negative582.7 (2.2–3.2)
 Social interactionPositive398.6 (7.1–10.1)<.001
Negative584.8 (3.8–5.7)
AC M-CHAT/F
 TotalPositive3712.6 (10.4–14.7)<.001
Negative597.8 (6.4–9.3)
 CommunicationPositive374.3 (3.6–5.1).001
Negative592.8 (2.3–3.4)
 Social interactionPositive378.2 (6.6–9.8)<.001
Negative595.0 (4.0–6.0)
ASD diagnosis
 TotalPositive3815.3 (14.2–16.5)<.001
Negative596.1 (4.8–7.5)
 CommunicationPositive385.3 (4.7–5.9)<.001
Negative592.2 (1.8–2.7)
 Social InteractionPositive3810.0 (9.3–10.8)<.001
Negative593.9 (2.9–4.9)
  • Comparisons were made with 2-tailed t test. CI, confidence interval.