. Author manuscript; available in PMC: 2015 Sep 30.

Published in final edited form as: Gynecol Oncol. 2011 Mar 12;121(3):595–599. doi: 10.1016/j.ygyno.2011.02.005

Table 4.

Predictors of overall survival (all causes of death).

Variable	Hazard ratio (95% CI)	P
Age category		<0.0001
65–74 years old^a	1.0
75–84 years old	1.38 (0.81, 2.35)
85+ years old	5.75 (3.06, 10.84)
Stage		0.048
I^a	1.0
II	0.98 (0.58, 1.66)
III	1.32 (0.58, 2.99)
IV	3.71 (1.26, 10.90)
Lymph node involvement		0.024
None^a	1.0
Lymph node involvement	2.59 (1.13, 5.96)
Charlson score		0.0006
0^a	1.0
1	1.88 (1.12, 3.14)
2+	3.03 (0.70, 5.39)
Surgery performed		0.010
Radical vulvectomy only^a	1.0
Local excision only	1.93 (0.52, 7.16)
Unilateral or bilateral inguinal LND	7.17 (1.78, 28.90)
Radical vulvectomy+inguinal LND	0.85 (0.45, 1.59)

Reference group.