Table 4.

Determinants of GBS colonization among near term pregnant women at JUMC, Jimma, Ethiopia from May to August, 2015 (n=135)

Variables	GBS		COR:95%,CI	AOR:95%,CI
	Positive (N=22)	Negative (N=113)
Age group
≤24 years	13(20%)	52(80%)	1.14(0.34–3.85)	2.5(0.23–27.3)
25–29 years	5(10.6%)	42(89.4%)	0.54(0.13 – 2.18)	0.15(0.01–2.65)
≥30 years	4(17.4%)	19(82.6%)	1*	1*
Residential location
Urban	14(16.7%)	70(83.3%)	1.34(0.52 – 3.46)	2.4(0.30–19.6)
Rural	8(15.6%)	43(84.4%)	1*	1*
Educational status
No formal education	6(21.4%)	22(78.6%)	0.67(0.21 – 2.15)	1.471(0.25–8.78)
Primary or secondary education	7(9.2%)	69(90.8%)	0.25(0.08 – 0.73)	0.53(0.11–2.52)
Post-secondary education	9(29%)	22(71%)	1*	1*
Marital status
Married	20(15.6%)	108(84.4%)	0.47(0.09–2.27)	0.65(0.02–17.8)
Single	2(28.6%)	5(71.4%)	1*	1*
Gravidity
1	10(16.7%)	50(82.3%)	1.19(0.35–4.0)	4.14(0.33–52.3)
2–4	10(15.8%)	53(84.2%)	0.57(0.14–2.29)	1.7(0.18–16.2)
≥ 5	2(16.6%)	10(83.4%)	1*	1*
History of contraception
Yes	16(18.2%)	72(81.8%)	1.52(0.52–4.15)	1.11(0.28–4.39)
No	6(12.8%)	41(87.2%)	1*	1*
History of PTD
Yes	6(40%)	9(60%)	4.33(1.35–13.81)	6.35(1.42–28.35)†
No	16(13.3%)	04(86.7%)	1*	1*
History of PROM
Yes	2(28.5%)	5(71.5%)	2.0(1.41–9.82)	3.32(0.41–26.9)
No	20(15.6%)	108(84.4%)	1*	1*
History of UTI during current pregnancy
Yes	11(39.3%)	17(60.7%)	5.6(2.11–15.1)	6.4(1.95–21.1)†
No	11(10.2%)	96(89.8%)	1*	1*

N.B. 1* - reference

^†statistically significant at P-Value < 0.05

COR- Crude Odds Ratio, AOR- Adjusted Odds Ratio