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Demographic characteristics of the cases and controls, Jan – Dec 2012
| Variable | Cases n (%) | Controls n (%) | Total n (%) |
|---|---|---|---|
| Gender | |||
| Male | 124 (42) | 173 (33) | 297 (37) |
| Female | 160 (56) | 346 (67) | 506 (63) |
| Age Group | |||
| <5 years | 63 (22) | 72 (14) | 135 (17) |
| 5- < 11 years | 12 (4) | 23 (5) | 35 (4) |
| 11- < 18 years | 33 (12) | 25 (5) | 58 (7) |
| 18-65 years | 166 (59) | 372 (74) | 538 (69) |
| >65 years | 7 (2) | 9 (2) | 16 (2) |
| Residence | |||
| Kilifi | 174 (61) | 329 (63) | 503 (62) |
| Nairobi West | 110 (39) | 192 (37) | 302 (38) |
