Risk factors for postoperative delayed gastric emptying in ovarian cancer treated with cytoreductive surgery and hyperthermic intraperitoneal chemotherapy

Table 4 Multivariate analysis of risk factors associated with delayed gastric emptying after cytoreductive surgery and hyperthermic intraperitoneal chemotherapy

Variable	OR	95% Confidence interval		P value
		Lower	Upper
Age (yr)
≥ 70	7.127	1.122	45.264	0.037
< 70	1
Intraoperative hemorrhage
≥ 800 mL	3.416	1.067	10.939	0.039
< 800 mL	1
BMI (kg/m2)
≥ 23	0.450	0.147	1.379	0.162
< 23	1
Operation time
≥ 7 h	3.206	0.329	31.226	0.316
< 7 h	1
History of abdominal surgery
Yes	0.787	0.175	3.538	0.755
No	1
History of chemotherapy
≥ 7 cycles	0.301	0.078	1.167	0.082
< 7 cycles	1

BMI: Body mass index.