Negative-pressure wound therapy versus conventional dressings following stoma reversal: a GRADE-based systematic review and meta-analysis of randomized controlled trials with predefined subgroup analyses by closure technique.

BMC Surg · 2026 · PMC13281424 · PMID 42316134

Europe PMC DOI

hedged sentence

0.2300

closest p · 4.6× alpha

0.2300

boldest claim

The sentences

did not reach statistical significanceP = 0.23not close (p > 0.1)

The test for subgroup differences did not reach statistical significance (χ2=1.44, df = 1, P = 0.23; I2=30.4%); therefore, while LPC showed a stronger signal, a formal interaction could not be claimed.

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