Table 1.
Selected maternal and child characteristics of the study population
| (n = 231) | Percentiles | ||
|---|---|---|---|
| 10th | 90th | ||
| Maternal characteristic | |||
| Age (years) | |||
| Mean ± SD | 21.62 ± 3.82 | 17 | 27 |
| Education (years) | |||
| Mean ± SD | 10.70 ± 3.09 | 6 | 15 |
| Parity > 1(%) | 16.45 | ||
| Paid occupation (%) | 44.59 | ||
| BMI at first trimester | |||
| Mean ± SD | 23.14 ± 3.82 | 18.73 | 28.81 |
| Tobacco smoking (%) | |||
| Non-smoker | 175 (75.76) | ||
| Passive smoker | 38 (16.45) | ||
| Smoker | 18 (7.79) | ||
| Supplement intake (%) | |||
| Yes | 142 (61.47) | ||
| No | 89 (38.53) | ||
| Hypertension (%) | |||
| Yes | 20 (8.66) | ||
| No | 211 (91.34) | ||
| Child characteristics | |||
| Male (%) | 133 (57.58) | ||
| Gestational age (weeks) | 39.24 ± 1.58 | 37.30 | 41.08 |
| <37 weeks (%) | 13 (5.63) | ||
| Birth weight (g) | 3.21 ± 0.46 | 2.65 | 3.80 |
| Birth length (cm) | 50.36 ± 2.38 | 47.0 | 53.0 |
| Z-score at birth | |||
| Weight-for-age | −0.22 ± 0.95 | −1.35 | 0.98 |
| Length-for-age | 0.40 ± 1.22 | −1.15 | 1.65 |
| BMI-for-age | −0.65 ± 1.41 | −2.27 | 1.02 |
| Weight-for-length | −0.87 ± 1.63 | −2.85 | 1.23 |