Table 1

OS and DFS in 91 patients with cervical cancer stage pT1b (Cox regression)

Significance (P)95% Confidence intervalRelative risk
OS
HIF-1α expression0.01291.25–6.662.89
Lymph node involvement0.00051.92–10.034.38
Tumor size0.5008
Grading0.02181.1–3.321.91
Vascular invasion0.00491.35–5.322.68
DFS
HIF-1α expression0.00022.16–11.75.04
Lymph node involvement0.00012.47–14.716.03
Tumor size0.1099
Grading0.4925
Vascular invasion0.0755