Shrinking follow-up duration in pilonidal sinus surgery, 1970-2020: a patient-weighted longitudinal analysis of 2,285 studies.

Langenbecks Arch Surg · 2026 · PMC13152950 · PMID 41904336

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

highly significantno p-value reported

Both models demonstrate a highly significant secular contraction in observed follow-up, with weighing nearly doubling the estimated annual decline—consistent with larger, recent studies having particularly short surveillance.

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