Table 1.
General characteristics of the participating adolescent mothers (n = 168).
| Variable | Average ± SD | Range | |
|---|---|---|---|
| Mother | |||
| Age (years) | 15.4 ± 1 | 12–17 | |
| Age of menarche (years) | 11.4 ± 1 | 9–14 | |
| Gynecological age (years) ¥ | 4 (1–5) | 0–4 | |
| Pregestational weight (kg) | 51.2 ± 8 | 36.5–78 | |
| Maximum gestational weight (kg) | 64.4 ± 8 | 44–102 | |
| Pregestational BMI (kg/m2) | 21.2 ± 3 | 16–34 | |
| Gestational BMI (kg/m2) 38–40 gw | 26.6 ± 3.7 | 20.2–39 | |
| Height (cm) | 155.1 ± 4 | 144–165 | |
| Energy intake (Kcal) 28 gw ¥ | 2197 (1794–2619) | 1258–2790 | |
| Energy adequacy (%) ¥ | 107 (88.5–128.5) | 62–248 | |
| Neonate | |||
| Gestational age (weeks) | 39 ± 1.1 | 37.1–41.6 | |
| Birth weight (g) | 3038 ± 380 | 2150–3820 | |
| Low weight ˂(−2 Z-score) Ŧ | 10 (6) | ||
| Adequate weight (0 Z-score) Ŧ | 158 (94) | ||
| Birth length (cm) | 49.5 ± 2 | 46–53 | |
| Adequate length (0 Z-score) Ŧ | 161 (96) | ||
| Short length ˂(−2 Z-score) Ŧ | 7 (4) | ||
| Gender of newborn Ŧ | |||
| Female | 104 (62) | ||
| Male | 64 (38) | ||
| Sociodemographic characteristics Ŧ | Frequency | Percentage | |
| Occupation | Household duties | 139 | 83 |
| Student | 29 | 17 | |
| Marital status | Single | 80 | 47.6 |
| Cohabitating/married | 88 | 52.4 | |
| Socioeconomic level | Very low | 21 | 13 |
| Low | 94 | 57 | |
| Medium | 50 | 30 | |
| Educational level | Primary school (complete or incomplete) | 24 | 14 |
| Middle school | 103 | 61 | |
| High school or above | 41 | 24 | |
SD: standard deviation; ¥: median (p25–p75); Ŧ: data expressed in cases (%) gw: gestation week.