Table 1.
Selected baseline demographic characteristics of female FASTT participants
| Cohort (n=437) | No Live Birth (n=164) | Live Birth (n=273) | P-valuea | |
|---|---|---|---|---|
| Age, y (mean (SD)) | 33.09 (3.36) | 33.07 (3.26) | 33.11 (3.43) | 0.92 |
| BMI, kg/m2 (mean (SD)) | 23.73 (4.33) | 23.92 (4.57) | 23.62(4.18) | 0.47 |
| Smoking Status, n (%)b | ||||
| Never | 309 (71) | 108 (66) | 201 (74) | |
| Former | 102 (24) | 44 (27) | 58 (21) | 0.19 |
| Current | 23 (5) | 11 (7) | 12 (4) | |
| Ethnicity, n (%) | ||||
| White | 386 (88) | 132 (80) | 254 (93) | < 0.001 |
| Other /multiracial | 51 (12) | 31 (20) | 19 (7) | |
| Took vitamin or mineral supplement regularly, n (%)b,c | ||||
| Yes | 368 (85) | 135 (83) | 233 (86) | 0.26 |
| No | 66 (15) | 28 (17) | 37 (14) | |
SD= standard deviation, BMI = body mass index
a
Comparing no live birth to live birth, t-test for continuous variables, χ2 tests for categorical variables.
b
data missing for n=1 individual,
c
As reported in baseline health questionnaire