Table 3 Meta-analysis of the association between the IL-37 polymorphism and SLE.

From: Association of IL-37 levels and genetic variants with systemic lupus erythematosus: a meta-analysis

Polymorphism

Population

No. of studies

Test of association

Test of heterogeneity

OR

95% CI

p-val

Model

p-val

I2

Rs3811047

A vs. G

Overall

4

1.178

0.549–2.526

0.675

R

< 0.001

93.8

Arab

3

1.393

0.568–3.419

0.469

R

< 0.001

92.8

Asian

1

0.725

0.525-1.000

0.050

NA

NA

NA

AA vs. AG + GG

(Recessive)

Overall

4

1.462

0.465–4.592

0.516

R

< 0.001

84.7

Arab

3

1.597

0.357–4.147

0.541

R

< 0.001

87.6

Asian

1

1.007

0.411–2.470

0.987

NA

NA

NA

AA + AG vs. GG

(Dominant)

Overall

4

1.148

0.514–2.562

0.777

R

< 0.001

90.8

Arab

3

1.432

0.607–3.373

0.413

R

< 0.001

85.8

Asian

1

0.649

0.448–0.941

0.023

NA

NA

NA

AA vs. GG

Overall

4

1.457

0.384–5.527

0.580

R

< 0.001

88.0

Arab

3

1.680

0.307–9.193

0.550

R

< 0.001

89.5

Asian

1

0.883

0.358–2.180

0.788

NA

NA

NA

AG vs. GG

Overall

4

1.457

0.384–5.527

0.580

R

< 0.001

88.0

Arab

3

1.680

0.307–9.193

0.550

R

< 0.001

89.5

Asian

1

0.883

0.358–2.180

0.788

NA

NA

NA

  1. IL-37: Interleukin-37, SLE: Systemic lupus erythematosus, R: random effects model, NA: Not available.