Table 1.
Participants’ characteristics (n = 28).
| Variables | Mean ± SD or n (%) |
|---|---|
| Age at study enrollment (years) | 32.7 ± 3.6 |
| Primiparous | 12 (43) |
| Pre-pregnancy BMI (kg/m2) | 24.9 ± 5.1 |
| Normal weight | 18 (64) |
| Overweight | 6 (21) |
| Obese | 4 (14) |
| Weight (kg) | |
| Pre-pregnancy | 69.3 ± 16.6 |
| 3rd trimester of pregnancy (difference with pre-pregnancy) a | 12.8 ± 4.5 |
| 3 months postpartum (difference with pre-pregnancy) b | 4.3 ± 6.3 |
| 6 months postpartum (difference with pre-pregnancy) c | 2.8 ± 5.7 |
| Ethnicity-Caucasian | 28 (100) |
| Education | |
| College | 2 (7) |
| University | 26 (93) |
| Household income | |
| <60,000$ | 4 (14) |
| 60,000–79,999$ | 5 (18) |
| 80,000–99,999$ | 10 (36) |
| >100,000$ | 9 (32) |
| Breastfeeding (exclusively or not) | |
| At 3 months postpartum | 27 (96) |
| At 6 months postpartum | 25 (89) |
| Duration of exclusive breastfeeding postpartum (months) c | 5.2 ± 1.0 |
an = 26; b n = 23; c n = 21.