Effects of extended oral antibiotic prophylaxis on surgical site infections after instrumented spinal fusion: a cohort study of 901 patients with a minimum follow-up of 1 year.

Acta Orthop · 2023 · PMC9942604 · PMID 36802177

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did not reach statistical significanceno p-value reported

Although the SSI rate fell from 4.3% to 1.7% with the extended prophylactic regimen, the difference did not reach statistical significance ( 17 ).

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