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Demographics
| Type of leave | Mean | SD | |
|---|---|---|---|
| Mothers with unpaid leave (n = 117, male infant = 66) | Gestational age at birth (weeks) | 38.96 | 1.7 |
| Infant age (months) | 30.55 | 4.35 | |
| Maternal education (years) | 14.81 | 2.33 | |
| Annual family income | $37,676 | 21,881 | |
| Mothers with paid leave (n = 211, male infants = 95) | Gestational age at birth (weeks) | 38.99 | 1.61 |
| Infant age (months) | 29.18 | 4.17 | |
| Maternal education (years) | 16.05 | 2.13 | |
| Annual family income | $54,313 | 23,342 |
