Table 2 Demographic characteristics of children and their parents in the EARLI study, stratified by child diagnosis
|  | Child 36 month outcome | |||
|---|---|---|---|---|
ASD (n = 18) | Non-TD (n = 48) | TD (n = 43) | p valuea | |
Child male gender, n (%) | 13 (72.2) | 23 (47.9) | 19 (44.2) | 0.13 |
Child race and ethnicity, n (%)b | Â | Â | Â | 0.02 h |
 White (European or Middle Eastern) | 6 (35.3) | 23 (48.9) | 24 (55.8) |  |
 Black/African-American | 3 (17.6) | 8 (17) | 1 (2.3) |  |
 Asian or Pacific Islander | 2 (11.8) | 5 (10.6) | 0 (0) |  |
 Hispanic White | 2 (11.8) | 3 (6.4) | 3 (7) |  |
 Hispanic Non-White | 2 (11.8) | 7 (14.9) | 8 (18.6) |  |
 Multiracial | 2 (11.8) | 1 (2.1) | 7 (16.3) |  |
Mother age (years), mean (SD) | 34.4 (4) | 33.8 (4.3) | 34.7 (5) | 0.60 |
Father age (years), mean (SD) | 35.4 (6.8) | 35.7 (5) | 36.2 (6.4) | 0.88 |
Mother prepregnancy BMI, mean (SD)c | 29.4 (7.1) | 27.4 (7) | 27.9 (7.2) | 0.60 |
Mother smoking by urine cotinine, n (%)d | 1 (6.3) | 1 (2.3) | 0 (0) | 0.30 |
Mother bachelor’s degree +, n (%) | 8 (44.4) | 28 (58.3) | 29 (67.4) | 0.26 |
Father bachelor’s degree +, n (%)e | 7 (38.9) | 28 (62.2) | 25 (58.1) | 0.24 |
Own home, n (%) | 8 (44.4) | 31 (64.6) | 36 (83.7) | 0.01 h |
Cesarean delivery, n (%)f | 9 (56.3) | 17 (39.5) | 12 (35.3) | 0.38 |
Gestational age (weeks), mean (SD) | 39.2 (1.4) | 39.4 (1.5) | 39.1 (1.5) | 0.70 |
Birth weight (kg), mean (SD)g | 3.5 (0.6) | 3.5 (0.6) | 3.5 (0.6) | 1.00 |