Table 1.
Mothers’ and infants’ characteristics.
| Characteristic | n = 136 |
|---|---|
| Maternal characteristics | |
| Age of mother (years) | 33 (27–36) |
| Height (cm) | 167 (162–172) |
| Weight (kg) | 68 (±10) |
| BMI (kg/m2) | 24.3 (22.0–27.1) |
| Lactation (days) | 29 (14–66) |
| Breastfeeding/pumping per day | 6 (4–7) |
| Primiparous, n (%) | 77 (56.6) |
| Cesarean delivery, n (%) | 124 (91.2) |
| Infants’ characteristics | |
| Male sex, n (%) | 76 (55.9) |
| Preterm infants < 37 weeks of GA, n (%) | 126 (92.7) |
| Gestational age (wk + d) | 29 + 3 (26 + 2–33 + 5) |
| Birth weight (g) | 1063 (845–2269) |
| Birth height (cm) | 35.5 (33.5–45.0) |
| Head circumference (cm) | 26.0 (24.0–31.9) |
Results are presented as mean (±SD), median (IQR) or as number (%). SD: standard deviation; IQR: interquartile range. BMI: body mass index; GA: gestational age; wk: week; d: day.