Which nets are being used: factors associated with mosquito net use in Amhara, Oromia and Southern Nations, Nationalities and Peoples' Regions of Ethiopia

Table 3 Baseline 2006: univariable logistic regression analysis of association of net use and explanatory factors

Factors		Total nets N = 3,784	Nets used last night n = 3,221	Proportion of nets used last night (%)	Odds Ratio	95% CI	*p-value*
Net characteristics
Type of net	Other type	1,536	1,290	84.0	1.0
	LLIN	2,248	1,931	85.9	1.4	1.0-1.8	0.027
Age of the net	≤6 months	2,847	2,491	87.5	1.0		Ptrend <0.001
	>6 months - 1 year	580	481	82.9	0.8	0.5-1.1
	>1 year	357	249	69.7	0.3	0.2-0.4
Net condition	Good*	3,430	2,927	85.3	1.0		Ptrend = 0.008
	Fair (no holes >33 mm)	174	159	91.4	2.3	1.1-4.7
	Poor (1-4 holes >33 mm)	95	69	72.6	0.3	0.2-0.6
	Unsafe (5 or more holes >33 mm)	85	66	77.6	0.5	0.2-1.0
Net purchased	No	3,654	3,117	85.3	1.0
	Yes	130	104	80.0	0.6	0.3-1.1	0.101
Household characteristics
Number of sleeping rooms in HH (per additional room)					1.0	0.9-1.3	0.934
Net density^±	<0.5	2911	2530	86.9	1.0		Ptrend <0.001
	≥0.5 < 1.0	762	619	81.2	0.6	0.4-0.8
	≥1.0 < 1.5	98	67	68.4	0.3	0.1-0.6
	≥1.5	13	5	38.5	0.03	0.003-0.3
Insecticide residual spraying	Not sprayed	2,712	2298	84.7	1.0
	Sprayed within last 12 months	1,072	923	86.1	1.2	0.9-1.7	0.145
Child under 5 years in HH	No	1,379	1,163	84.3	1.0
	Yes	2,405	2,058	85.6	1.1	0.8-1.4	0.554
Pregnant woman in HH	No	3,441	2,927	85.1	1.0
	Yes	343	294	85.7	1.1	0.7-1.5	0.695
Wealth index	Lowest quintile (20% poorest)	795	652	82.0	1.0
	Quintiles 2-5 (80% richest)	2,989	2,569	85.9	1.7	1.2-2.4	0.002
Altitude	<1000 m	64	60	93.8	1.0
	≥1000 - ≤2000 m	2,986	2552	85.5	0.3	0.8-1.1	0.07
	>2000 m	734	609	83.0	0.2	0.1-0.9	0.035

ISSN: 1475-2875