Study of celiac artery variations and related surgical techniques in gastric cancer

Table 3 Comparison of observations between vascular variation group and no vascular variation group

Observations index	Vascular variation group	No vascular variation group	t value	P value
Operation time (min)	215.7 ± 32.7	204.2 ± 31.3	2.624	0.009
Intraoperative blood loss (mL)	220.0 ± 56.7	163.1 ± 52.3	7.674	0.000
Total number of lymph nodes dissected	23.0 ± 9.1	21.2 ± 8.5	1.505	0.134
Time required for postoperative recovery of bowel function (d)	3.0 ± 1.2	3.2 ± 1.4	1.260	0.209
Time to ambulation (d)	3.9 ± 0.8	4.1 ± 1.0	2.760	0.060
Postoperative hospitalization (d)	7.6 ± 1.2	8.1 ± 0.9	1.356	0.121
Mean drainage amount in 3 d after operation (mL)	193.6 ± 41.4	175.3 ± 34.1	1.639	0.032
Total hospitalization cost (RMB)	35862.8 ± 2965.3	36759.3 ± 2732.5	1.356	0.130