. Author manuscript; available in PMC: 2020 Aug 1.

Published in final edited form as: J Trauma Acute Care Surg. 2019 Aug;87(2):289–296. doi: 10.1097/TA.0000000000002367

Table II:

Procedure Specific Mean Risk-Adjusted Mortality Stratified by Procedure Type

Operation	Low Performing Hospitals	Average Performing Hospitals	High Performing Hospitals	p-value
Mean risk-adjusted mortality (with SD) * NOT pt. level
Appendectomy	0.0083 (0.0042)	0.0038 (0.0016)	0.0023 (0.0008)	<0.001
Cholecystectomy	0.0146 (0.0082)	0.0082 (0.0021)	0.0049 (0.0010)	<0.001
Colectomy	0.1489 (0.0292)	0.1131 (0.0181)	0.0975 (0.0137)	<0.001
Inguinal Hernia Repair	0.0949 (0.0347)	0.0611 (0.0223)	0.0337 (0.0100)	<0.001
Adhesion lysis	0.0925 (0.0293)	0.0554 (0.0144)	0.0386 (0.0099)	<0.001
Repair of Perforated Viscus	0.2258 (0.0638)	0.1682 (0.0471)	0.1410 (0.0308)	<0.001
Small Bowel Resection	0.1511 (0.0388)	0.1079 (0.0262)	0.0977 (0.0211)	<0.001
Ventral Hernia Repair	0.1038 (0.0454)	0.0648 (0.0232)	0.0302 (0.0100)	<0.001