Table 1.
Descriptive statistics of study participants.
| Overall (N=510) | |
|---|---|
| Birthweight (grams) | |
| Mean (SD) | 3,331 (587) |
| Birthweight for gestational age z-score | |
| Mean (SD) | 0.07 (1.05) |
| Age (years) | |
| Mean (SD) | 32.4 (5.4) |
| Pre-pregnancy BMI (kg/m2) | |
| Mean (SD) | 25.9 (5.6) |
| Educational attainment | |
| Less than high school | 61 (12%) |
| High school / GED | 78 (15%) |
| Some college | 64 (13%) |
| College degree | 120 (23%) |
| Master's degree | 104 (21%) |
| Doctoral degree | 83 (16%) |
| Household income | |
| Less than $40,000/year | 194 (38%) |
| $40,000-$79,000/year | 66 (13%) |
| $80,000 or more/year | 251 (49%) |
| Marital status | |
| Married | 343 (67%) |
| Widowed, separated, or divorced | 25 (5%) |
| Never married | 141 (28%) |
| Race/ethnicity | |
| Latina | 175 (34%) |
| Asian or Pacific Islander | 86 (17%) |
| Black | 37 (7%) |
| White | 186 (37%) |
| Other or multiple | 25 (5%) |
| Parity | |
| 0 | 251 (49%) |
| 1 | 155 (30%) |
| 2 | 73 (14%) |
| 3+ | 32 (6%) |
| Hardships | |
| Caregiving | 81 (16%) |
| Financial hardship | 231 (45%) |
| Food insecurity | 84 (16%) |
| Job strain | 80 (16%) |
| Low perceived community standing | 56 (11%) |
| Poor perceived neighborhood environment | 124 (24%) |
| Stressful life events | 300 (59%) |
| Unplanned pregnancy | 145 (29%) |
Note: These are averages across the multiply imputed datasets and therefore will not in all cases sum to exactly 510.