Table 3.

Multivariate analysis results for overall survival rate of cervical cancer patients using the Cox multiple regression method

Characteristic	P value	HR	95% CI
Stage (FIGO)
III vs. I–II	0.398	0.63	0.21–1.85
IV vs. I–II	0.271	2.14	0.55–8.28
Pre-treatment tumor size (≤4.0 cm vs. >4.0 cm)	0.908	3.11	0.82–7.90
Lymph node metastasis (yes vs. no)	0.001	36.32	4.65–283.92

Patients with unknown lymph node status were excluded from the multivariate analysis with the characteristic of lymph node metastasis

HR hazard ratio, CI confidence interval, FIGO International Federation of Gynecology and Obstetrics