Table 2 Determinants of ivermectin adherence among beneficiaries in Assosa District, Western Ethiopia, 2017

Participation during selection of CDD

Yes

126(71.6)

197(56)

1.983

1.3–2.9

2.66

(1.7–4.1)

0.0001*

No

50(28.4)

155(44)

1

1

Measuring height for dose determination of ivermectin

Yes

164(93.2)

289(82.1)

2.979

1.6–5.7

3.6

(1.7–6.6)

0.001*

No

12(6.8)

63(17.9)

1

1

Support by family and CDD during intake of ivermectin

Yes

118(67)

158(44.9)

2.498

1.7–3.7

3.21

(2.1–4.9)

0.0001*

No

58(33)

194(55.1)

1

1

Perceived risk of getting onchocerciasis

Yes

96(54.5)

159 (45.2)

1.457

1.01–2.1

2.1

(1.6–2.7)

0.001*

No

80(45.5)

193 (54.8)

1

1

Living near running river water leads risk of getting onchocerciasis

Yes

146(83)

218 (62)

2.99

1.9–4.68

1.7

(1.1–2.8)

0.0001*

No

30(17)

124 (38)

1

1

Knowing mode of transmission

Yes

170(96.6)

277(78.7)

7.671

3.3–18

6.3

(2.7–15.)

0.001*

No

6(3.4)

75(21.3)

1

1

Knowing onchocercias is preventable

Yes

170(96.4)

212(88.6)

3.63

1.5–9.8

2.68

(1.2–6.6)

0.032*

No

6(3.4)

40(11.4)

1

1