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The receiver operator characteristic curve of the SHID, TU, and Wagner wound classification for wound healing within 4 weeks of follow-up (n=111). Area under curve for SHID, TU, and Wagner wound classifications was 0.901 (95% CI, 0.828–0.950), 0.848, (95% CI: I0.766–0.910) and 0.856 (95% CI, 0.775–0.917), respectively.
