Table 1.
Baseline characteristics
| Control (n = 105) | MMT (n = 110) | p value | |
|---|---|---|---|
| n (%) | n (%) | ||
| Age (years), mean (SD) | 28.0 (6.0) | 27.8 (5.7) | 0.88 |
| Race/ethnicity, n (%) | 0.65 | ||
| White | 15 (14.3) | 14 (12.8) | |
| African American | 45 (42.9) | 39 (35.8) | |
| Latino | 29 (27.6) | 35 (32.1) | |
| Other/multiracial | 16 (15.2) | 21 (19.2) | |
| Education | 0.07 | ||
| <12 years | 16 (15.2) | 10 (9.1) | |
| High school graduate/GED | 18 (17.1) | 30 (27.3) | |
| Any college or vocational training | 48 (45.7) | 56 (50.9) | |
| College graduate or higher | 23 (21.9) | 14 (12.7) | |
| Marital status | 0.76 | ||
| Married or in committed relationship | 72 (69.2) | 74 (67.3) | |
| Single, separated, or divorced | 32 (30.8) | 36 (32.7) | |
| Household income, mean (SD) | $23,676 ($20,857) | $24,723 ($22,459) | 0.74 |
| Number of previous children, mean (SD) | 1.0 (1.3) | 0.8 (1.0) | 0.14 |
| Proportion with previous birth, mean (SD) | 0.53 (0.5) | 0.50 (0.5) | 0.63 |
| Pre-pregnancy weight status | 0.28 | ||
| Normal or overweight | 53 (51.0) | 58 (55.2) | |
| Class I obese | 25 (24.0) | 30 (28.6) | |
| Class II obese | 26 (25.0) | 17 (16.2) | |
| Food insecure | 43 (41.4) | 44 (41.9) | 0.93 |
| Smoking status | 0.28 | ||
| Current smoker | 9 (8.7) | 5 (4.8) | |
| Former smoker | 50 (48.1) | 44 (42.3) | |
| Never smoker | 45 (43.3) | 55 (52.9) | |
| Leisure-time physical activity | 0.76 | ||
| Inactive or light activity | 59 (56.7) | 58 (56.9) | |
| Moderate or vigorously around 3 times/week | 25 (24.0) | 21 (20.6) | |
| Moderate or vigorously on most days | 20 (19.2) | 23 (22.6) | |
| 0.55 |