|
Continuous variable
|
Mean, SD, median
|
|---|
|
Maternal age (years)
|
29.6, 6.61, 29.5
|
|
Gestational age (days)
|
182.5, 9.17, 184.0
|
|
Birthweight Z-score
|
0, 1, 0.05
|
|
Categorical variable
|
Number (proportion)
|
|---|
|
ASD
| |
|
Case
|
35 (9.3%)
|
|
Control
|
344 (90.7%)
|
|
Race
| |
|
White
|
233 (61.5%)
|
|
Black
|
112 (29.5%)
|
|
Other
|
34 (9.0%)
|
|
Sex of baby
| |
|
Female
|
180 (47.5%)
|
|
Male
|
199 (52.5%)
|
|
Mother’s smoking status
| |
|
Non-smoker
|
340 (89.7%)
|
|
Smoker
|
39 (10.3%)
|
|
Mother’s insurance status
| |
|
Private
|
251 (66.2%)
|
|
Medicaid
|
128 (33.8%)
|
|
Placental chorion inflammation
| |
|
Not inflamed
|
252 (66.5%)
|
|
Inflamed
|
127 (33.6%)
|
