Key result
Gastroenterological surgery across >3.2 million cases in Japan showed non-increasing mortality despite an aging population, with decreasing mortality for complex procedures like esophagectomy.
Population
Over 3,200,000 cases of gastrointestinal surgery registered in the National Clinical Database of Japan from…
Design
Cohort
Authors
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Stable mortality in aging Japanese GI surgery patients supports quality gains; leaves open generalizability and causal role of certification.
Observational (n=3,200,000)
Yes
A nationwide Japanese database of over 3.2 million gastrointestinal surgeries shows decreasing mortality rates for major procedures despite an aging patient population.
Kakeji et al. (2017) conducted an observational in Gastroenterological surgery (n=3,200,000). Gastroenterological surgery was evaluated on Mortality and complication rates. Gastroenterological surgery across >3.2 million cases in Japan showed non-increasing mortality despite an aging population, with decreasing mortality for complex procedures like esophagectomy.
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