Why the study?
How does the definition of operative mortality rate affect the reported mortality in patients undergoing surgery for colorectal cancer?
How does the definition of operative mortality rate affect the reported mortality in patients undergoing surgery for colorectal cancer?
The definition of operative mortality significantly impacts reported rates, and 'death within 30 days of the last operation' is recommended as the standard.
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Definition-dependent mortality variation warrants caution in colorectal cancer surgery benchmarking; leaves open prospective validation of the optimal interval.
Brown et al. (1988) studied this question.
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