Table 3.

Univariate and multivariate analysis for CSS in trainning cohort.

Characteristic	Univariate analysis	Multivariate analysis
	P	Hazard ratio (95% CI)	P
Age (y)	<0.001
<51		Reference
51–58		1.216 (0.969–1.524)	0.09
>58		1.701 (1.379–2.097)	<0.001
Race	0.106
White
Black
Other*
Year at diagnosis	0.490
2004–2009
2010–2015
Grade**	<0.001
Low		Reference
High		2.591 (1.909–3.515)	<0.001
Stage	<0.001
I		Reference
II		2.387 (1.757–3.243)	<0.001
III		3.661 (2.716–4.934)	<0.001
IV		4.795 (3.818–6.022)	<0.001
Tumor size (mm)	<0.001
<70		Reference
70–140		1.477 (1.155–1.890)	0.002
>140		2.161 (1.659–2.812)	<0.001
Lymphadenectomy	0.221
Yes
No
Surgery type	<0.001
Hysterectomy**		Reference
Pelvic exenteration		0.814 (0.443–1.495)	0.507
No surgery		2.312 (1.603–3.335)	<0.001
Radiotherapy	0.058
Yes
No
Chemotherapy	<0.001
Yes		Reference
No		1.171 (0.965–1.423)	0.109

CI – confidence interval.

^*American Indian/Alaskan Native, Asian/Pacific Islander;

^**Low: Grade I (well differentiated) and Grade II (moderately differentiated); High: Grade III (poorly differentiated) and Grade IV (undifferentiated anaplastic);

^***Total/simple/pan/radical hysterectomy with or without removal of adnexa.