Time-dependent wound management protocol prevents periprosthetic joint infection in total knee arthroplasty with persistent drainage.

Knee Surg Sports Traumatol Arthrosc · 2026 · PMC13122753 · PMID 41020425

Europe PMC DOI

hedged sentences

0.0010

closest p · 0.0× alpha

0.0500

boldest claim

The sentences

highly significantp = 0.001actually significant

The overall model demonstrated good discriminative ability with a concordance statistic of 0.786 (SE = 0.036) and was highly significant according to likelihood ratio test ( χ 2 = 22.07, df = 6, p = 0.001), Wald test ( χ 2 = 19.84, df = 6, p = 0.003) and logrank test ( χ 2 = 22.28, df = 6, p = 0.001) (Table 3 ).

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did not reach statistical significancep > 0.05actually significant

Primary interventions demonstrated a numerically higher success rate (94.4%, 95% CI: 81.3%–99.3%) compared to revision procedures (88.5%, 95% CI: 69.8%–97.6%), though this difference did not reach statistical significance ( p > 0.05).

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