Table 3. Association of COX-2 expression with clinical features in ovarian cancer.
| Clinical parameter | Number of studies | OR | 95%CI | P* |
|---|---|---|---|---|
| Age (young vs. old) | 7 | 1.37 | 1-1.81 | 0.126 |
| FIGO stage (I/II vs. III/IV) | 9 | 2.41 | 1.28-4.53 | 0.128 |
| Histological type (serous vs. others) | 7 | 0.69 | 0.48-0.98 | 0.119 |
| Tumor grade (Low 1/2 vs. high 3) | 11 | 1.2 | 0.76-1.89 | 0.858 |
| Lymph node transmission (positive vs. negative) | 3 | 2.36 | 0.78-7.11 | 0.831 |
| Menopausal status (pre vs. post) | 2 | 1.2 | 0.45-3.2 | - |
Abbreviations: OR: odds ratio; CI: confidence interval; *P value for publication bias.