Table 3. Association between characteristics of villages and program related factors and PELF success to stop transmission.

Factor	Villages where PELF succeeded(N = 19)	Villages where PELF failed(N = 8)	Univariate Analysis		Multivariate Analysis
			OR (95% CI)	P value*	OR (95% CI)	P value*
Demographic data
average age <20 yr old	6 (31.6)	3 (37.5)	0.76 (0.13–4.32)	0.76	3.19 (0.21–46.86)	0.40
sex, male-female rate >0.50	9 (47.4)	5 (62.5)	0.54 (0.1–2.93)	0.47
Epidemiologic data
Low endemicity of infection	12 (63.2)	8 (12.5)	12.00 (1.21–118.89)	0.03	27.44 (1.05–719.6)	0.04
Low migration from other endemic areas	7 (36.8)	5 (62.5)	0.35 (0.06–1.93)	0.23
Low vector density	9 (47.4)	1 (12.5)	6.30 (0.64–61.63)	0.11	21.85 (0.61–786.3)	0.09
Operational data
High treatment coverage	9 (47.4)	6 (75.0)	0.30 (0.05–1.88)	0.20	0.08 (0.01–1.41)	0.08
Optimal vectorial control	7 (36.8)	1 (12.5)	4.08 (0.41–40.45)	0.23

OR, odds ratio. PELF, Program for Elimination of Lymphatic Filariasis.

*A P value ,0.05 was considered to be statistically significant.