A cluster-based randomized controlled trial promoting community participation in arsenic mitigation efforts in Bangladesh

Table 3 Predictors of well switching among unsafe well users

	Total¹	% Who switched²	OR for switching (95% CI)³
Follow-up knowledge of arsenic quiz score
Q1 (0–11)	102	50	1.00
Q2 (12–14)	146	43	0.76 (0.52-1.12)
Q3 (15–16)	103	57	1.22 (0.71-2.10)
Q4 (17–20)	192	59	1.26 (0.86-1.85)
Number of times met with arsenic tester
1 Time	154	53	1.00
2 Times	138	52	1.24 (0.82-1.86)
3 Times	85	52	1.24 (0.80-1.93)
4 or more times	166	54	1.61 (1.11-2.35)

(1) "Total" indicates the number of respondents with each attribute. (2) "% Switching" indicates the percentage of individuals with that attribute that switched wells. (3) ORs are unadjusted. Participants with unknown information for any of the covariates were excluded.

ISSN: 1476-069X