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Table 2 Maternal hemoglobin levels in women with gestational diabetes mellitus, pre-eclampsia, preterm birth and controls in the first trimester

From: Hemoglobin levels during the first trimester of pregnancy are associated with the risk of gestational diabetes mellitus, pre-eclampsia and preterm birth in Chinese women: a retrospective study

 

Total, n = 21,577

 

Pre-pregnancy BMI < 24 kg/m2, n = 17,794

 

Pre-pregnancy BMI ≥ 24 kg/m2, n = 3783

No

Yes

P

No

Yes

P

No

Yes

P

GDM

129.5 ± 9.8, n = 17,240

131.3 ± 9.8, n = 4337

< 0.001

129.0 ± 9.8, n = 14,703

130.5 ± 9.8, n = 3091

0.000

132.2 ± 9.4, n = 2537

133.2 ± 9.7, n = 1246

0.003

PE

129.8 ± 9.8, n = 21,293

132.2 ± 10.5, n = 284

< 0.001

129.3 ± 9.8, n = 17,615

130.6 ± 11.1, n = 179

0.062

132.5 ± 9.5, n = 3678

134.8 ± 8.8, n = 105

0.013

Preterm birth

129.9 ± 9.8, n = 20,550

128.9 ± 10.5, n = 1027

0.002

129.3 ± 9.8, n = 16,988

127.8 ± 10.4, n = 806

0.000

132.5 ± 9.4, n = 3562

133.0 ± 10.0, n = 221

0.501

  1. Data are represented as the mean ± SD
  2. Abbreviations: Hb hemoglobin, BMI mass index, GDM gestational diabetes mellitus, PE pre-eclampsia
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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