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Table 2 Meta-analysis of MDM2 309 T/G polymorphism and endometrial cancer risk

From: MDM2 SNP309 polymorphism contributes to endometrial cancer susceptibility: evidence from a meta-analysis

Analysis

No. of studies

Homozygote (GG vs. TT)

Heterozygote (TG vs. TT)

Dominant model (GG + TG vs. TT)

Recessive model (GG vs. TG + TT)

OR (95% CI)

P/P Q

OR (95% CI)

P/P Q

OR (95% CI)

P/P Q

OR (95% CI)

P/P Q

Overall

8

1.464 (1.246-1.721)

0.000/0.175

1.073 (0.955-1.205)

0.238/0.312

1.169 (1.048-1.304)

0.005/0.759

1.726 (1.251-2.380)

0.001/0.000

Ethnicity

         

Caucasian

6

1.453 (1.225-1.724)

0.000/0.181

1.084 (0.960-1.223)

0.192/0.521

1.173 (1.047-1.315)

0.006/0.900

1.748 (1.161-2.632)

0.007/0.000

Asian

2

1.560 (0.943-2.581)

0.083/0.542

0.855 (0.358-2.038)

0.723/0.156

1.047 (0.531-2.064)

0.894/0.113

0.981 (0.813-1.525)

0.212/0.494

Study quality

         

High quality

5

1.376 (1.157-1.637)

0.000/0.569

1.120 (0.992-1.264)

0.068/0.883

1.174 (1.047-1.316)

0.006/0.929

1.495 (1.293-1.728)

0.002/0.368

Low quality

3

2.264 (1.421-3.607)

0.001/0.191

0.748 (0.428-1.023)

0.121/0.705

1.118 (0.766-1.631)

0.563/0.195

3.124 (2.146-4.548)

0.000/0.130

HWE in controls

         

Yes

7

1.473 (1.249-1.737)

0.000/0.119

1.093 (0.971-1.230)

0.141/0.601

1.184 (1.060-1.323)

0.003/0.907

1.471 (1.267-1.707)

0.000/0.000

No

1

1.268 (0.549-2.928)

0.579/—

0.528 (0.254-1.100)

0.088/—

0.708 (0.353-1.421)

0.332/—

1.830 (0.974-3.830)

0.067/—

  1. PQ P values of Q-test for heterogeneity test. OR, odds ratio; CI, confidence intervals; HWE, Hardy–Weinberg equilibrium.