Topographic distribution of lymph node metastasis in patients with stage IB1 cervical cancer: an analysis of 8314 lymph nodes

Table 2 Risk factors of lymph node metastasis, univariate analysis and multivariate analysis

Variable	Univariate analysis			Multivariate analysis
Variable	OR	95% CI	P value	OR	95% CI	P
BMI ≥ 25	0.100	0.013–0.744	0.025	0.057	0.007–0.479	0.008
Tumor size ≥ 2 cm	7.134	2.14–23.75	0.001	4.350	1.197–15.816	0.026
Positive parametrial extension	7.28	3.02–17.58	< 0.001	8.448	2.487–28.693	0.001
Outer one-third invasion of stroma	2.292	1.18–4.45	0.014	0.948	0.311–2.886	0.925
Presence of LVSI	3.971	2.04–7.74	< 0.001	1.965	0.821–4.704	0.129

ISSN: 1748-717X