Weekday of Surgery Affects Postoperative Complications and Long-Term Survival of Chinese Gastric Cancer Patients after Curative Gastrectomy

Table 1

The clinicopathological characters of 463 patients subjected to curative gastrectomy.

Characteristics		Monday-Tuesday	Wednesday–Friday	value
Gender
Male	224	102	122	0.26
Female	239	96	143
Age (year)
≤65	265	123	142	0.066
>65	198	75	123
Smoking history
No	196	80	116	0.506
Yes	267	118	149
BMI
Low BMI (<18 kg/m^2)	175	73	102	0.936
Normal BMI (18–25 kg/m^2)	247	107	140
High BMI (>25 kg/m^2)	41	18	23
Comorbidities
No	340	139	191	0.670
Yes	123	49	74
ASA (0.000)
I	340	139	191	0.850
II	101	41	60
III	22	8	14
Differentiation
Undifferentiated	23	10	13	0.611
Differentiated	440	188	252
Tumor size
≤5 cm	322	136	186	0.76
>5 cm	141	62	79
Hypoproteinemia
No	250	115	135	0.133
Yes	213	83	130
Increased CEA
No	263	108	155	0.448
Yes	200	90	110
T classification
T1	13	5	8	0.345
T2	135	57	78
T3	276	114	162
T4	39	22	17
N classification
N0	198	96	102	0.158
N1	195	77	118
N2	53	18	35
N3	17	7	10
TNM stage
I	73	34	39	0.561
II	321	132	189
III	69	32	37
Procedure (whether laparoscopic-assisted)
No	397	167	230	0.502
Yes	66	31	35
Medical team
Group 1	167	69	98	0.757
Group 2	155	70	85
Group 3	141	59	82
Chemotherapy
No	106	49	57	0.412
Yes	357	149	208
Operation time
≤240 min	354	164	190	0.006
>240 min	109	34	75
Intraoperative blood loss
≤500 ml	391	176	215	0.027
>500 ml	72	22	50
Postoperative complications
Without	362	164	198	0.041
With	101	34	67
Postoperative complications
Grade 0	362	164	198	0.072
Grade I	45	19	26
Grade II	28	9	19
Grade III	17	5	12
Grade IV	11	1	10
Postoperative CRP
Normal CRP	285	121	164	0.923
Increased CRP	178	77	101