Risk factors for operative morbidity and mortality in gastric cancer patients undergoing total gastrectomy

Table 1 Postoperative morbidity

Morbidity	No. of patients
Pulmonary infection	7
Wound infection	4
Abdominal abscess	3
Intra-abdominal bleeding	3
Upper digestive tract bleeding	3
Duodenal stump leakage	3
Jejunum stump leakage	1
Chylous leaks	2
Pulmonary embolus	2
Arrhythmia	4
Pleural effusion	4
Ascite	3
Urinary tract infection	2
Fungus infection	3
Total	44

Table 2 Factors related to operative morbidity n (%)

	No. of patients	No. with complications	P1	P2
Age (yr)			0.005	< 0.01
< 60	62	7 (11.29)
≥ 60	63	20 (31.75)
Sex			0.038
Male	86	23 (26.74)
Female	39	4 (10.26)
ASA			0.154
1	37	5 (16.51)
2-3	88	22 (25)
Tumor size (cm)			0.821
≤3	19	5 (26.32)
≤ 6	45	10 (22.22)
> 6	61	12 (19.67)
Tumor site			0.887
Upper	46	9 (19.56)
Middle	24	4 (16.67)
Low	17	4 (23.53)
Two thirds or more	38	10 (26.32)
pTNM stage			0.135
I-II	27	3 (11.11)
III-IV	98	22 (22.45)
Transfusion (U)			0.036
0	71	8 (11.27)
≤ 3	34	8 (23.53)
≥ 4	20	7 (35)
Operative hemorrhage (mL)			0.947
≤ 400	45	10 (22.22)
≤ 800	54	12 (22.22)
> 800	26	5 (19.23)
Operative time (h)			0.214
≤ 4	75	19 (25.33)
> 4	50	8 (16)
Combined resection			0.009	0.012
Yes	47	16 (34.04)
No	78	31 (39.74)
Procedure			0.585
Palliative	28	5 (17.86)
Radical	97	22 (22.68)
Comorbidity			0.003	0.011
With	56	19 (33.93)
Without	69	8 (11.59)

Values in parentheses are percentages.

¹χ² test;

²Multiple regression analysis.