Table 3. Meta‐analysis of serine racemase rs391300 among Chinese Han populations.
| Author | Year | n | A allele frequency | OR | 95% CI | Weight (%) | References | ||
|---|---|---|---|---|---|---|---|---|---|
| Case | Control | Case | Control | ||||||
| Zhang | Current study | 249 | 524 | 0.30 | 0.30 | 0.998 | 0.791 –1.260 | 12.09 | |
| Zhang | Current study | 4651 | 5029 | 0.29 | 0.29 | 1.014 | 0.953 –1.080 | 20.02 | |
| Li | 2012 | 798 | 659 | 0.27 | 0.27 | 1.000 | 0.848 –1.178 | 19.31 | 9 |
| Cui | 2011 | 698 | 803 | 0.28 | 0.29 | 0.977 | 0.833 –1.145 | 15.39 | 2 |
| Shu | 2010 | 1019 | 1710 | 0.29 | 0.28 | 1.047 | 0.927 –1.182 | 15.66 | 3 |
| Tsai | 2010 | 2798 | 2367 | 0.31 | 0.37 | 0.765 | 0.705 –1.830 | 17.54 | 1 |
| Pooled OR | 0.956 | 0.845 –1.082 | 100 | ||||||
There was an extreme heterogeneity (P = 0.0008, I2 = 85.4%) for meta‐analysis for six studies. The odds ratio (OR) was calculated in a random model. CI, confidence interval.