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