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Table 4 Heterogeneity and publication bias in studies of serum apelin, chemerin and omentin in women with GDM

From: Circulating apelin, chemerin and omentin levels in patients with gestational diabetes mellitus: a systematic review and meta-analysis

   

Heterogeneity test

 

Egger’s test

 

Begg’s test

Adipokine in GDM

N

SMD (95% CI)

I2

P

t

P

z

P

Apelin in GDM

6

0.43 (−0.40 to 1.26)

94.5

< 0.001

1.66

0.17

0.94

0.35

Chemerin in GDM

14

0.77 (−0.07 to 1.61)

98.0

< 0.001

0.03

0.98

1.26

0.21

Omentin in GDM

10

−0.72 (−1.26 to − 0.19)

90.8

< 0.001

−1.73

0.12

−1.70

0.09

  1. N Number of studies, SMD Standardized mean difference