Table 2.

Patient characteristics of the gastric adenocarcinoma collective separated into the sex, CIN- cohort and Non-CIN cohort

	CIN cohort (n = 308)				Non-CIN cohort (n = 111)
	Male (n = 208)		Female (n = 100)		Male (n = 72)		Female (n = 39)
Preoperative treatment
None	120	57.7%	60	60%	44	61.1%	26	66.7%
Neoadjuvant	88	42.3%	40	40%	28	38.9%	13	33.3%
Age
< 50	21	10.6%	17	18.5%	7	9.7%	7	18.9%
> 50	177	89.4%	75	81.5%	65	90.3%	30	81.1%
UICC stage
(y)1	43	23.8%	21	24.4%	13	19.1%	8	22.9%
(y)2	52	28.7%	30	34.9%	16	23.5%	7	20%
(y)3	61	33.7%	20	23.3%	27	39.7%	16	45.7%
(y)4	25	13.8%	15	17.4%	12	17.6%	4	11.4%
Localisation
Proximal	95	47%	32	32%	37	52.9%	9	23.7%
Corpus	42	20.8%	42	42%	15	21.4%	13	34.1%
Distal	40	19.8%	24	24%	15	21.4%	12	31.6%
Other	25	12.4%	2	2%	3	4.3%	4	10.5%

TCGA The Cancer Genome Atlas, UICC Union internationale contre le cancer, CIN chromosomal instability