Pylorus-preserving versus pylorus-resecting pancreaticoduodenectomy for periampullary and pancreatic carcinoma: a meta-analysis.

There was a nonsignificant trend toward a shorter hospital stay in the PPPD group, with a WMD of 0.76 day ( Figure 7 , p = 0.72, 95% CI, 3.45–4.96).

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