Table 2 Children and housing characteristics of study groups
Variable | Rural | Urban | ||
|---|---|---|---|---|
Cases n = 108 % | Controls n = 139 % | Cases n = 198 % | Controls n = 211 % | |
Child characteristics | ||||
Age in months (median, min-max) | 16 (6–23) | 13 (6–23)** | 15 (6–23)| | 12 (6–23)** |
Sex (male) | 53.7 | 53.2 | 58.1 | 48.4* |
First birth order | 11.1 | 20.9* | 26.8 | 35.1* |
Birth weight (g) mean (SD+) | 2947(444) | 2984(355) | 3178(485) | 3370(484) |
Housing characteristics | ||||
Dirt floor | 87.0 | 85.6 | 40.9 | 31.1* |
No indoor plumbing | 78.7 | 71.9 | 60.6 | 49.3* |
No sewerage system | 100.0 | 100.0 | 39.4 | 28.0 |
No separate kitchen | 87.0 | 79.9 | 57.1 | 44.1** |
Overcrowding | 79.6 | 64.7 | 48.0 | 33.2** |