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Descriptive statistics of the mothers.
| Age, (mean ± standard deviation) | 31.5 ± 5.6 | |
| Income level, N (%) | Low | 18 (27.7) |
| Moderate | 35 (53.8) | |
| High | 12 (18.5) | |
| Maternal education, N (%) | High school and lower | 46 (70.8) |
| Graduate and above | 19 (29.2) | |
| Week of gestation, (mean ± standard deviation) | 38.4 ± 1.1 | |
| Type of delivery, N (%) | Normal delivery | 21 (32.3) |
| Caesarean delivery | 44 (67.7) | |
