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. 2020 Sep 29;16:923–932. doi: 10.2147/TCRM.S267101

Table 3.

Bivariate and Multivariable Analyses of Factors Associated with ASB Among Pregnant Women Attending the Antenatal Clinic of the Saint Paul’s Hospital Millennium Medical College, Addis Ababa, Ethiopia, 2019 (N=290)

Variables Tested n(%) ASB Bivariate Analysis Multivariate Analysis
Positive n(%) Negative n(%) COR (95% CI) P-value AOR (95% CI) p-value
History of urinary tract infection
Yes 91(31.4) 28(30.8) 63(69.2) 3.76(1.99, 7.12) 0.001 3.11(1.42, 6.79) 0.004
No 199(68.6) 21(10.6) 178(89.4) 1
Hemoglobin level
<11g/dl (Anemic) 33(11.4) 18(54.5) 15(45.5) 8.75(4.01,19.11) 0.0001 10.49(4.58, 24.04) 0.0001
≥11g/dl (Normal) 257(88.6) 31(12.0) 226(88.0) 1
History of catheterization
Yes 89(30.7) 23(25.8) 66(74.2) 2.34(1.25, 4.39) 0.008 2.31(1.04, 5.13) 0.04
No 201(69.3) 26(12.9) 175(87.1) 1
Educational status
No formal education 26(9) 6(23.1) 20(76.9) 3.18(0.87, 11.59) 0.08 3.26(0.72–14.83) 0.126
Primary school 125(43.1) 23(18.4) 102(81.6) 2.39(0.86, 6.64) 0.95 2.04(0.63, 6.62) 0.233
Secondary school 81(27.9) 15(18.5) 66(81.5) 2.14(0.82, 7.05) 0.11 2.45(0.72, 8.38) 0.152
Higher education 58(20.0) 5(8.6) 53(91.4) 1
Average monthly income level (in Ethiopian Birr)
≤500 20(6.9) 3(15.0) 17(85.0) 0.98(0.26, 3.68) 0.986 0.36(0.06, 1.92) 0.232
501–1000 58(20.0) 13(22.4) 45(77.6) 1.62(0.74, 3.52) 0.226 1.17(0.46, 2.95) 0.735
1001–1500 29(10.0) 3(10.3) 26(89.7) 0.64(0.18, 2.34) 0.506 0.54(0.13, 2.19) 0.390
1501–2000 51(17.6) 10(19.6) 41(80.4) 1.36(0.59, 3.16) 0.466 0.75(0.26, 2.12) 0.590
>2000 132(45.5) 20(15.2) 112(84.8) 1
History of natural abortion
Yes 91(31.4) 24(26.4) 67(73.6) 2.49(1.33, 4.66) 0.004 2.36(1.13, 4.96) 0.023
No 199(68.6) 25(12.6) 174(87.4) 1

Abbreviations: COR, crude odds ratio; AOR, adjusted odds ratio; CI, confidence interval; ASB, asymptomatic bacteriuria.