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Fig. 3 | Journal of Orthopaedic Surgery and Research

Fig. 3

From: Effect of intravenous low-dose norepinephrine on blood loss in non-tourniquet total knee arthroplasty under general anesthesia: a randomized, double-blind, controlled, single-center trial

Fig. 3

The bleeding score was used to grade the intraoperative bleeding on the distal femoral osteotomy surface in both groups. the NE group had a statistically significant reduction in the median osteotomy surface bleeding score compared to group C. n = 60 for each group, significance determined using the one-sided Mann–Whitney U test, P < 0.001

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X