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. 2023 Sep 14;59(9):1659. doi: 10.3390/medicina59091659

Figure 2.

Figure 2

Comparison of preoperative infraorbital and/or infratrochlear nerve blocks versus placebo: mean difference in postoperative pain score (A), standard mean difference in amount of analgesic used (B), and odds ratio for frequency of analgesic drug use (C) [8,9,10,11,12,13].