Barely Significant
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Meta-analysis of efficacy of probiotics in reducing postoperative infections and improving outcomes in gastrointestinal surgery.

Front Surg · 2026 · PMC13194511 · PMID 42181548

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While the overall effect narrowly missed statistical significance, subgroup analysis revealed a statistically significant reduction in POI when multi-strain Lactobacillus and Bifidobacterium formulations were used [RR: 0.64 (95% CI: 0.49–0.83)].

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