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Table 3 Bivariate analysis of factors associated with Schistosoma mansoni infection, Abeshge district, South-central Ethiopia

From: Identification of transmission foci of Schistosoma mansoni: narrowing the intervention target from district to transmission focus in Ethiopia

Variables Examined n(%) Positive n(%) COR(95%CI) p-value
Age group 5–10 218(56.0) 39 (17.9) Ref Ref
11–15 171(44.0) 36 (21.1) 1.2 (0.7–2.0) 0.433
Sex Male 199 (51.2) 52 (26.1) 2.6 (1.5–4.4)* 0.001
Female 190 (48.8) 23 (12.1) Ref Ref
Grade 1–4 297 (76.3) 62 (20.9) 1.6 (0.8–3.1) 0.155
5–8 92 (23.7) 13 (14.1) Ref Ref
Family size < 5 121 (31.1) 26 (21.5) 1.2 (0.7–2.1) 0.459
> 5 268 (68.9) 49 (18.3) Ref Ref
Household head occupation Merchant 65 (16.7) 10 (15.4) Ref Ref
Farmer 275 (70.7) 54 (19.6) 1.3 (0.6–2.8) 0.432
Daily laborer 22 (5.7) 6 (27.3) 2.1 (0.6–6.5) 0.219
Employed 27 (6.9) 5 (18.5) 1.3 (0.4–4.1) 0.711
Latrine availability No 38 (9.8) 8 (21.1) 1.1 (0.5–2.6) 0.771
Yes 351 (90.2) 67 (19.1) Ref Ref
Latrine use Sometimes 196 (50.4) 38 (19.4) 1.0 (0.6–1.7) 0.957
Always 193 (49.6) 37 (19.2) Ref Ref
Drinking water source Protected 355 (91.3) 68 (19.2) Ref Ref
Unprotected 34 (8.7) 7 (20.6) 1.1 (0.5–2.6) 0.840
Swimming and/or bath in rivers No 184 (47.3) 14 (7.6) Ref Ref
Yes 205 (52.7) 61 (29.8) 5.1 (2.8–9.6)* 0.001
Washing cloth in rivers No 107 (27.5) 18 (16.8) Ref Ref
Yes 282 (72.5) 57 (20.2) 1.3 (0.7–2.2) 0.450
Participation in irrigation No 361 (92.8) 61 (16.9) Ref Ref
Yes 28 (7.2) 14 (50.0) 4.9 (2.2–10.8)* 0.001
School Kulit 71 (18.3) 43 (60.6) 13.7 (7.5–25.0)* 0.001
Others 318 (81.7) 32 (10.1) Ref Ref
  1. Ref Reference *Statistically significant at p < 0.05
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