Skip to main content
. 2016 Oct 18;47(1):126–134. doi: 10.1007/s10803-016-2945-8

Table 2.

Item level analysis M-CHAT: main effects of diagnosis and sex

(2a) Main effect diagnosisa,* (2b) Main effect Diagnosisb,* (2c) Main effect sex in non-ASDc,* (2d) Main effect sex in ASDd,*
(β) S.E pα (β) S.E pα (β) S.E pα (β) S.E p
1. Enjoy being swung/bounced 1.6 0.4 <0.001* −0.9 0.5 0.105 −0.2 0.1 0.025 −0.6 1.2 0.600
2. Interest in other children 2.6 0.3 <0.001* 0.09 0.5 0.846 −0.4 0.2 0.008 −0.8 1.0 0.469
3. Enjoy climbing on things 2.6 0.3 <0.001* −0.4 0.5 0.409 0.4 0.1 <0.001* 0.6 0.7 0.424
4. Enjoy peek-a-boo 1.7 0.4 <0.001* −2.0 0.6 0.001* −0.3 0.1 0.032 0.4 1.2 0.735
5. Pretend play 2.5 0.2 <0.001* 0.6 0.3 0.044 −0.9 0.1 <0.001* 0.5 0.6 0.412
6. Point to ask for something 2.1 0.2 <0.001* 0.2 0.3 0.509 −0.1 0.1 0.307 −0.7 0.7 0.298
7. Point to indicate interest 2.2 0.2 <0.001* 0.2 0.3 0.468 −0.01 0.1 0.802 −1.5 0.8 0.062
8. Functional play with objects 2.5 0.2 <0.001* −0.6 0.5 0.195 0.1 0.01 0.136 0.9 0.7 0.202
9. Show objects to others 2.7 0.2 <0.001* 0.5 0.4 0.187 −0.3 0.01 <0.001* 0.6 0.7 0.384
10. Eye contact 1.1 0.3 <0.001* −2.7 0.5 <0.001* −0.4 0.01 <0.001* −0.6 0.9 0.526
11. Oversensitive to noise 0.0 0.2 0.980 −3.1 0.4 <0.001* −0.05 0.02 0.050 −0.0 0.6 0.953
12. Response to smile 2.2 0.6 <0.001* −1.6 0.8 0.034 0.08 0.2 0.691 −0.8 1.5 0.584
13. Imitation 1.3 0.2 <0.001* −0.7 0.307 0.018 −0.5 0.04 <0.001* 1.1 0.5 0.036*
14. Response to name 2.5 2.5 <0.001* −0.7 0.5 0.194 −0.2 0.1 0.028 −0.2 0.9 0.791
15. Follow to point 2.1 0.3 <0.001* 0.3 0.3 0.331 −0.4 0.1 <0.001* −2.4 0.9 0.011*
16. Walk unaided 2.3 0.2 <0.001* 0.7 0.3 0.010 0.01 0.1 0.766 0.5 0.5 0.362
17. Look at things you are looking at 2.0 0.2 <0.001* −1.3 0.5 0.006 −0.2 0.1 0.003 0.3 0.7 0.701
18. Unusual finger/hand movements 0.6 0.2 0.002* −2.0 0.4 <0.001* 0.04 0.03 0.202 −0.2 0.6 0.779
19. Attract attention to play/activity 1.7 0.2 <0.001* −1.0 0.4 0.014 −0.1 0.1 0.052 0.2 0.7 0.798
20. Suspected deafness 1.4 0.2 <0.001* −2.0 0.5 <0.001* −0.3 0.1 <0.001* 0.4 0.8 0.660
21. Understand speech 2.4 0.3 <0.001* −0.7 0.5 0.112 −0.4 0.1 <0.001* 0.6 0.8 0.459
22. Stare at nothing 0.8 0.2 <0.001* −0.9 0.3 <0.001* 0.1 0.02 0.080 0.0 0.5 0.956
23. Check parents reaction 0.5 0.2 0.004 −1.9 0.3 <0.001* −0.1 0.03 0.001* −0.3 0.6 0.659

β values: positive beta values indicate a higher likelihood of failure for ASD-females. Negative values express lower likelihood of failure

*Significant, α p < 0.00217, bold item refer to Robins et al. (2001) six critical items

aMain effect of diagnosis without controlling for #item failed on M-CHAT

bMain effect of diagnosis shown after controlling for #item failed on M-CHAT

cMain effect of sex in non-ASD shown after controlling for #item failed on M-CHAT

dMain effect of sex in ASD shown after controlling for #item failed on M-CHAT