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Table 3 Univariate meta-regression analysis of heterogeneity caused by patient variables across studies

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

Variables

Coefficient

Standard error

95% CI

t

P

Chemerin

Publication year

0.19

0.27

[− 0.40, 0.79]

0.71

0.50

Geographic region

0.37

3.18

[−7.40, 8.15]

0.12

0.91

Sample size

0.98

0.96

[−1.11, 3.07]

1.02

0.33

BMI

6.39

3.80

[−1.89, 14.68]

1.68

0.12

Gestational age

8.26

6.89

[−6.77, 23.29]

1.20

0.25

Omentin

Publication year

−18.92

317.55

[−751.20, 713.36]

−0.06

0.95

Geographic region

−1.05

1.22

[−4.19, 2.09]

−0.86

0.43

Sample size

−1.33

0.70

[−2.93, 0.28]

−1.91

0.09

BMI

−2.10

1.74

[−6.11, 1.90]

−1.21

0.26

Gestational age

0.17

2.13

[−4.74, 5.09]

0.08

0.94