Chronological trends in patients undergoing cholecystectomy in Korea: a nationwide health insurance claims study.

Ann Surg Treat Res · 2022 · PMC9010967 · PMID 35475231

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an increasing trendno p-value reported

In conclusion, this study is the first to investigate the nationwide prevalence of cholecystectomy in Korea and found an increasing trend of older age and a higher socioeconomic level in patients undergoing cholecystectomy.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.