Table 2.

Survival analysis according to stage

Stage	Median survival in (months)	95 % CI	X 2	p value	Hazard ratio	CI	p value
Combined	48.00	47.00–50.00	13.94	<0.001	1.67	1.26–2.22	0.001
IB
CCRT Arm	57.00	54.00–60.00	0.655	0.418	0.404	0.04–3.90	0.434
NACT Arm	50.00	48.00–58.00			–	–	–
IIA
CCRT Arm	57.00	54.00–60.00	0.141	0.707	0.712	0.119–4.26	0.710
NACT Arm	54.00	50.00–57.00			–	–	–
IIB
CCRT Arm	52.00	50.00–54.00	0.765	0.382	1.529	0.582–4.01	0.389
NACT Arm	56.00	54.00–58.00	–	–	–	–	–
IIIA
CCRT Arm	33.00	32.00–34.00	0.894	0.344	1.32	0.66–2.63	0.424
NACT Arm	43.00	38.00–49.00	–	–	–	–	–
IIIB
CCRT Arm	43.00	41.00–45.00	18.99	<0.001	2.09	1.47–2.97	<0.001
NACT Arm	51.00	50.00–53.00	–	–	–	–	–
IVA
CCRT Arm	35.00	32.00–38.00	4.47	0.03	3.19	0.98–10.42	0.054
NACT Arm	42.00	39.00–45.00	–	–	–	–	–