Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
| Parameter | Study no. [references] | No. of patients | OR (95% CI, P) | I2 (P) |
|---|---|---|---|---|
| Invasive tumor (T3–4) | 3 | 719 | 1.54 (1.13–2.09,0.006) | 16% (0.30) |
| Lymph node Metastasis) (N2-3) | 4 | 1243 | 1.47 (1.09–1.97,0.01) | 0% (0.56) |
| Poor differentiation | 4 | 1053 | 1.72 (1.30–2.29,0.0002) | 0% (0.71) |
| Vascular invasion | 2 | 695 | 1.70 (1.21–2.40,0.002) | 61% (0.11) |
| Tumor Stage (IV) | 3 | 686 | 0.92 (0.65–1.32,0.66) | 61% (0.08) |
OR odds ratio.
