Table 4.
Unadjusted Odds Ratios for other factors associated with VL
| Risk factor | No. exposed | OR | 95%CI | |
|---|---|---|---|---|
| Case (%) | Control (%) | |||
| Type of housing | ||||
| - Thatched walls | 82 (58) | 120(43) | 2.92 | 1.71–4.97 |
| - Brick walls, no windows | 22(16) | 34(12) | 2.44 | 1.24–4.79 |
| - Brick walls with windows | 37(26) | 128(45) | referent | |
| Damp floor | 128(91) | 223(79) | 3.10 | 1.51–6.34 |
| Socio economic status | 1.26 | 1.02–1.54 | ||
| - Level 1(highest) | 26(18) | 77(27) | referent | |
| - Level 2 | 27(19) | 53(19) | 1.48 | 0.80–2.77 |
| - Level 3 | 42(30) | 75(27) | 1.75 | 0.95–3.19 |
| - Level 4 | 46(33) | 77(27) | 2.00 | 1.05–3.83 |
| Ownership of bednet | 49(35) | 120(43) | 0.62 | 0.37–1.03 |
| Use of bed net | 41(29) | 101 36) | 0.79 | 0.60–1.02 |
| Sleeping on a bed (vs. on the floor) | 102(72) | 214(76) | 0.72 | 0.39–1.33 |
| History of VL case in household | 50(35) | 84(30) | 1.32 | 0.85–2.07 |
| Insecticide spraying in 06/07 | 33(23) | 52(18) | 1.70 | 0.88–3.30 |