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Table 4 Multiple regressions between HBsAg status and preterm labor stratified by maternal educational level

From: Maternal age and educational level modify the association between chronic hepatitis B infection and preterm labor

Variable

Low educational level

High educational level

OR (95% CI)

P-value

OR (95% CI)

P-value

HBsAg

2.49 (1.34–4.63)

0.004

0.88 (0.63–1.21)

0.427

Age

1.46 (0.80–2.69)

0.222

2.53 (1.81–3.53)

< 0.001

Pre-pregnancy BMI

1.11 (0.99–1.25)

0.070

1.01 (0.96–1.07)

0.677

GWG

1.03 (0.98–1.07)

0.223

0.96 (0.94–0.99)

0.004

  1. Abbreviation: OR Odds ratio, CI Confidence interval, BMI Body mass index, GWG Gestational weight gain
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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