Analysis of the impact of ERAS-based respiratory function training on older patients’ ability to prevent pulmonary complications after abdominal surgery

Table 2 Details of the 231 patients’ surgeries

Surgery	ERAS group	Control group	P value
Hepatobiliary and pancreatic surgery: hepatectomy, bile duct exploration, pancreaticoduodenal surgery, etc.	28 (25.0%)	26 (21.85%)	0.72
Cholecystectomy: laparoscopic or open	31 (27.68%)	27 (22.69%)
Gastric and esophageal surgery	9 (8.03%)	12 (10.09%)
Colorectal surgery	11 (9.82%)	10 (8.40%)
Small intestine: small bowel resection	2 (1.79%)	1 (0.84%)
Others: hernia repair, splenectomy, appendix, etc.	31 (27.68%)	43 (36.13%)

ERAS: Enhanced recovery after surgery.