	No.	Cum survival at 2 yrs %	Cum survival at 3 yrs %	5 yrs	P-value
Whole group	208	69.1	59.5	50.9
Age group
<60	128	71.5	62.9	54.8	0.371
≥60	80	66	55	45.6	0.371
Sex
Males	158	63.8	53.3	43	0.002
Females	50	86.4	79.1	75.4	0.002
Smoking
Yes	92	65.3	52.8	38.8	0.042
No	116	71.9	64.8	61.2	0.042
PS
1	144	71.4	64.8	55.2	0.197
2 & 3	64	63.3	49.9	40.6	0.197
Pathology
SQ	99	77.7	68.2	62.6	0.020
TCC	109	61.5	51.6	39.5	0.020
Grade
Low (1 & 2)	136	75.9	66.4	59.2	0.003
High (3)	72	56	46.1	34.4	0.003
SM
Positive	15	51.1	38.4	0	0.014
Negative	193	70.3	60.9	53.8	0.014
LN dissection
<10	71	68.3	57.4	48.2	0.668
≥10	137	69.6	60.6	52.3	0.668
LN
+ve	55	52.2	40.7	36.2	0.005
−ve	153	74.6	66.5	55.5	0.005
T-stage
pT2b	54	80.2	73	73	0.011
pT3a	16	80.8	61.2	32.6
pT3b	117	65.4	57.6	48
T4a	21	47.2	28.3	18.9
N-stage
N0	153	74.6	65.4	55.5	0.02
N1	21	51	44.6	35.7
N2	34	52.6	36.1	36.1
Stage
2	46	85.2	81.3	81.3	0.001
3	106	69.9	60.2	45.3
4	56	53.6	42.6	38.4