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Table 1 Maternal characteristics and incidence of GDM with respect to maternal HBsAg status

From: Maternal hepatitis B surface antigen carrier status increased the incidence of gestational diabetes mellitus

Characteristics

HBsAg status

P-value

Positive (964)

Negative (964)

Age (years)

29.17 ± 4.02

28.26 ± 3.25

< 0.001

 Age ≥35 years (%)a

11.5

5.0

< 0.001

Prenatal weight (kg)

70.56 ± 9.31

70.29 ± 10.14

0.587

Height (cm)

161.40 ± 4.60

161.24 + 4.69

0.488

Prenatal BMI (kg/m2)

27.08 ± 3.35

27.01 ± 3.59

0.710

 BMI ≥ 28 kg/m2 (%) a

31.1

29.9

0.570

Multiparas (%) a

20.0

13.8

0.001

ABO type (%) a

  

0.624

 A

32.7

32.5

 

 B

26.0

27.8

 

 O

32.3

30.0

 

 AB

9.0

9.7

 

History of abortion (%) a

41.3

34.4

0.003

Family history of diabetes (%) a

2.7

3.2

0.553

GDM (%) a

16.5

10.5

< 0.001

  1. Abbreviation: BMI Body mass index, GDM Gestational diabetes mellitus
  2. aChi-square test for categorical variables