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Table 3 Association of possible potential risk factors and maternal HBV status at St Paul’s Hospital Millennium Medical College and Selam health center Addis Ababa, Ethiopia (July 2012 - September 2012)

From: Seroprevalence and transmission of Hepatitis B virus among delivering women and their new born in selected health facilities, Addis Ababa, Ethiopia: a cross sectional study

Risk factors

HBsAg positive

HBsAg –Ve.

Cr. OR.

Adj. OR.

N (%)

N (%)

Dental procedure

Yes: 2 (0.76%)

30 (11.32%)

0.4 (0.07 - 2.0)

2 (0.25-17)

No: 6 (2.26%)

227 (85.66%)

1.00

1

Surgical procedure

Yes: 3 (1.14%)

21 (7.90%)

1.2 (0.03 - 1.7)

3.2 (0.56-18)

No: 5 (1.88%)

236 (89.0%)

1.00

1

Tattooing

Yes: 4 (1.50%)

53 (20.0%)

0.26 (0.6 - 1.07)

1.2 (0.3-2.4)

No: 4 (1.50%)

204 (77.0%)

1.00

1

Abortion

Yes: 2 (0.76%)

42 (15.84%)

0.6 (0.11 - 3.0)

1.6 (0.2-13)

No: 6 (2.26%)

215 (81.14%)

1.00

1

Ear piercing

Yes: 6 (2.26%)

177 (66.8%)

0.74 (0.15 - 3.7)

0.6 (0.07-4)

No: 2 (0.76%)

80 (30.20%)

1.00

1

Blood received

Yes: 2 (0.76%)

10 (3.77%)

1.1 (0.01- 1.2)

7 (0.8 - 69)

No: 6 (2.26%)

247 (93.2%)

1.00

1

Multigravida

Yes: 4 (1.51%)

102 (38.5%)

0.67 (0.16 - 2.7)

1.05 (0.2-5.6)

No: 4 (1.51%)

155 (58.5%)

1.00

1

Multiple sexual partner

Yes: 2 (0.76%)

37 (14.0%)

0.51 (0.1 - 2.6)

1.5 (0.2-10)

No: 6 (2.26%)

220 (83.0%)

1.00

1

Caesarian section

Yes: 4 (1.51%)

62 (23.42%)

0.32 (0.08 - 1.3)

1.8 (0.36-9)

No: 4 (1.51%)

195 (73.56%)

1.00

1

  1. P-val., P-value; Adj. OR, Adjusted odds ratio; Cr. OR, Crude odds ratio; -ve., Negative; HBsAg, Hepatitis B surface antigen; 1, Reference value; N, Number.