. 2017 Sep 15;8(52):89903–89912. doi: 10.18632/oncotarget.20911

Table 3. Univariate analyses of survival in vulvar cancer patients.

Variables	Categories	Overall survival		p
Variables	Categories	HR	95% CI	p
Nodal status	metastases (-)	1	1.59-5.22	0.0005
Nodal status	metastases (+)	2.88	1.59-5.22	0.0005
Adjuvant RTX	Yes	1	2.22-7.30	0.000005
Adjuvant RTX	No	4.02	2.22-7.30	0.000005
Histologic grade	Low (G1)	1	1.65-7.15	0.001
Histologic grade	High (G2+G3)	3.43	1.65-7.15	0.001
p16 status	Positive	1	1.11-3.81	0.0216
p16 status	Negative	2.06	1.11-3.81	0.0216
FIGO stage	I,II,III,IV	1.62	1.23-2.12	0.000592
Depth of invasion	Continuous	1.05	0.96-1.15	0.283261
Age	<60	1	1.12-5.59	0.025436
Age	>60	2.5	1.12-5.59	0.025436
IC-PD-L1	negative	1	0.32-1.03	0.0065
IC-PD-L1	positive	0.57	0.32-1.03	0.0065