Table 3 Association between HIV infection and socio-demographic and selected behavioural indicators analysed by univariate analysis

Characteristic

N (%)

OR (95%CI)

P-value

N (%)

OR (95%CI)

P-value

Residential area

Remote

345 (46.6)

1

-

369 (39.5)

1

-

Rural

396 (53.4)

4.9 (1.2–19.9)

0.03

565 (60.5)

4.6 (0.9–22.9)

0.06

Village

Haydom

153 (20.7)

1

-

220 (24.3)

1

-

Muslur

118 (15.9)

0.6 (0.1 – 6.0)

0.61

133 (14.7)

0.6 (0.1–5.0)

0.61

Basotu

117 (15.8)

4.1 (1.0 – 16.4)

0.05

116 (12.8)

4.1 (1.1–14.7)

0.03

Dangayda

79 (10.7)

0.9 (0.1 – 6.1)

0.93

81 (9.0)

-

-

Mwanga

148 (20.0)

0.5 (0.1–5.6)

0.58

142 (15.7)

0.5 (0.1–5.4)

0.59

Nduguti

126 (17.0)

2.5 (0.4–15.3)

0.30

212 (23.5)

1.5 (0.4–6.0)

0.58

Age group (years)

15–19

90 (12.2)

-

-

119 (13.2)

-

-

20–24

155 (20.9)

208 (23.0)

25–29

149 (20.1)

210 (23.2)

30–34

127 (17.1)

143 (15.8)

35–39

93 (12.6)

105 (11.6)

40–49

127 (17.1)

119 (13.1)

Marital status

Single

241 (32.5)

1

-

183 (20.2)

1

-

Married/engaged/cohabit

479 (64.6)

0.62 (0.1–3.8)

0.61

676 (74.8)

0.2 (0.0–1.3)

0.10

Divorced/separated/widow

21 (2.8)

-

-

45 (5.0)

1.9 (0.2–16.8)

0.55

Duration of stay at current residence

> 1 Year

655 (88.4)

1

-

777 (86.0)

1

-

≤1 Year

86 (11.6)

5.9 (1.2–33.3)

0.03

127 (14.0)

1.8 (0.4–7.7)

0.46

Education level

None

58 (7.8)

1

-

107 (11.8)

1

-

< 7 years

110 (14.8)

0.6 (0.1–7.5)

0.50

158 (16.9)

3.8 (0.4–4)

0.24

≥7 years

573 (77.3)

0.7 (0.1–5.4)

0.60

639 (70.7)

2.3 (0.3–16.5)

0.40

*Income

None

38 (5.1)

1

-

20 (2.21)

-

-

Employed

94 (12.7)

1.6 (0.1–12.6)

0.63

123 (13.61)

0.3 (0.0–3.7)

0.36

Farmer/pastoralist

609 (86.8)

0.5 (0.1–2.6)

0.38

761 (84.18)

0.8 (0.2–3.5)

0.78

Age at first sex

≥18 years

457 (61.7)

1

-

590 (65.27)

1

-

< 18 years

284 (38.3)

2.0 (0.7–6.0)

0.21

314 (34.73)

2.2 (0.8–6.0)

0.12

Ever condom

No

541 (73.0)

1

-

737 (81.5)

1

-

Yes

200 (27.0)

0.5 (0.09–2.5)

0.37

167 (18.5)

1.2 (0.3–5.0)

0.83

Multiple sex partner(s)

No

393 (53.0)

1

-

605 (66.9)

1

-

Yes

348 (47.0)

5.6 (1.5–20.8)

0.01

299 (33.1)

4.6 (1.3–16.9)

0.04

History of STIs

No

628 (84.8)

1

-

674 (74.8)

1

-

Yes

113 (15.3)

4.6 (1.4–15.6)

0.01

230 (25.4)

1.6 (0.7–3.9)

0.29

Ever VCT

No

512 (69.1)

1

1

567 (62.7)

1

-

Yes

229 (30.9)

1.3 (0.5–3.1)

0.57

337 (37.3)

0.9 (0.4–2.1)

0.77

Uses of contraceptives other than condoms

No

-

-

-

576 (63.7)

1

-

Yes

386 (36.3)

7.7 (2.0–30.2)

0.008

"Incentive sex "

Offer incentive for sex

No

684 (92.4)

1

-

899 (99.5)

-

Yes

56 (7.6)

0.6 (0.1–4.0)

0.55

5 (0.6)

Receive incentive for sex

No

731(98.9)

1

-

859 (95.0)

1

-

Yes

8 (1.1)

6.9 (1.2–41.5)

0.03

45 (5.0)

2.2 (0.5–10.8)

0.33