Profiling Hospitals on Bariatric Surgery Quality: Which Outcomes Are Most Reliable?

Overall complications and serious complications have adequate reliability for distinguishing outlying performance with bariatric surgery, even for hospitals with low annual caseloads. Rare outcomes, such as reoperations, have inadequate reliability to inform peer-based comparisons for hospitals with low annual caseloads, and mortality has unacceptably low reliability for bariatric performance profiling.