Variables	Numbers	Median survival	95%CI	*p-value
Age
≤40 years	94	19	[13; 27]	0.73
>40 years old	191	21	[16; 24]	0.73
Obesity
No	153	15	[13; 20]	<0.0001
Yes	132	25	[18; 38]	<0.0001
Menopause
No	121	19	[14; 27]	0.8504
Yes	158	21	[16; 25]	0.8504
Performance status
1	110	23	[20; 31]	0.0005
2	169	16	[14; 23]
3	6	4	[2; -]
Category T
T4a	22	24	[11; -]	0.0249
T4b	69	31	[20; 32]
T4c	52	15	[11; 21]
T4d	142	19	[15; 24]
Category M
No	165	27	[21; 31]	<0.0001
Yes	120	15	[12; 17]	<0.0001
Surgery
No	238	27	[14; 20]	<0.0001
Yes	47	35	[30; -]	<0.0001