Age, months | 41.90 (48.08) | 40.00 (44.96) | 0.09 |
Age range, months | 3–192 | 3–192 | |
Sex: male/female ratio | 1.4:1 | 1.2:1 | |
Social class | 2.67 (0.80) | 2.64 (0.84) | 0.82 |
Social class |
Upper class (I and II), n (%) | 23 (15.4%) | 26 (17.4%) | |
Middle class (III), n (%) | 28 (18.8%) | 27 (18.1%) |
Lower class (IV and V), n (%) | 25 (16.8%) | 20 (13.4%) |
Family size (including parents) | 5 (1.60) | 5 (1.47) | 0.21 |
Birth order | 3 (1.29) | 3 (1.60) | 0.53 |
Gestational age, months | 39.4 (0.27) | 38.5 (0.46) | 0.66 |
Birth weight, kg | 3.1 (0.73) | 3.3 (0.65) | 0.39 |
Duration of breastfeeding, months | 12.81 (6.66) | 12.58 (5.28) | 0.87 |
Age at commencement of weaning, months | 7.04 (3.04) | 3.24 (0.88) | 0.0001 |
| | 2.14 (0.33)* | 0.004 |
5.33 (1.22)† |