Table 1.
Characteristics of sample.
| All (n=67) | Non-mothers (n=43) | Mothers (n=24) | pa | |
|---|---|---|---|---|
| Biological variables | ||||
| Waking testosterone (pg/ml) | 82.5 (33.0) | 93.1 (32.3) | 63.4 (25.1) | 0.0002 |
| Evening testosterone (pg/ml) | 45.0 (20.1) | 47.6 (20.3) | 40.3 (19.3) | 0.156 |
| Collection time (waking) | 6.8 (2.3) | 6.8 (2.3) | 6.5 (1.1) | 0.576 |
| Collection time (evening) | 20.6 (4.8) | 20.2 (5.9) | 21.5 (1.4) | 0.261 |
| Height (cm) | 150.3 (5.6) | 150.7 (5.8) | 149.6 (5.3) | 0.434 |
| BMI (kg/m2) | 20.5 (3.1) | 20.2 (3.0) | 21.0 (3.2) | 0.281 |
| Energy intake (kcal/day) | 1609 (860) | 1528 (680) | 1755 (1115) | 0.502 |
| Triceps skinfold (mm) | 20.2 (5.9) | 20.4 (6.2) | 20.0 (5.5) | 0.921 |
| Social context | ||||
| Age (years) | 21.5 (0.3) | 21.5 (0.3) | 21.6 (0.3) | 0.319 |
| Education (highest grade) | 11.1 (3.1) | 11.9 (3.1) | 9.9 (2.7) | 0.011 |
| Household size (persons) | 6.5 (2.9) | 6.6 (2.7) | 6.2 (3.3) | 0.470 |
| Per capita weekly | ||||
| household income (pesos) | 93 (104) | 109 (122) | 66 (52) | 0.030 |
| Lives in own household (%) | 23.1% | 7.0% | 54.6% | 0.0001 |
| Reproductive status | ||||
| Uses oral contraceptives (%) | 13.4% | 2.3% | 33.3% | 0.0001 |
| Pairbonded (%) | 37.3% | 11.6% | 83.3% | 0.0001 |
| Currently breastfeeding (%) | 13.4% | - | 37.5% | - |
| Mother (%) | 35.8% |
Mean (SD) unless otherwise noted
a
p-value from 2-sided t-test or chi-square comparing mothers and non-mothers