Table 7.
Percentage, valid N, and T-tests of infancy and early childhood developmental problems.
| Early childhood developmental problem | SPD % (N) | ASD % (N) | t (p) |
|---|---|---|---|
| Sleeping problems | 32.4 (612) | 43.7 (451) | −3.799 (<0.001) |
| Feeding problems | 31.5 (626) | 37.9 (448) | −2.210 (0.027) |
| Colic | 19.7 (604) | 23.7 (405) | −1.522 (0.128) |
| Child preferring certain positions | 33.2 (512) | 35.0 (363) | −0.548 (0.584) |
| Child dislike of lying on back | 10.1 (555) | 12.5 (383) | −1.711 (0.242) |
| Child dislike of lying on stomach | 16.2 (568) | 20.5 (395) | −1.714 (0.087) |
| Child dislike of bouncing | 13.4 (551) | 10.3 (390) | 1.470 (0.142) |
| Child not calmed by swings or cars | 18.7 (588) | 13.5 (416) | 2.207 (0.028) |
| Child nauseated by swings or cars | 6.3 (576) | 5.4 (408) | 0.562 (0.574) |
| Child not experiencing terrible two's | 45.4 (568) | 50.8 (384) | −1.625 (0.105) |