Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Forest plot comparing postoperative pneumonia following selective decontamination of the digestive tract versus standard treatment in upper gastrointestinal resections A Mantel–Haenszel fixed‐effect model was used for meta‐analysis. Odds ratios are shown with 95 per cent confidence intervals. SDD, selective decontamination of the digestive tract.
