2.1.1. Pre-Treatment Phase
±, TMJ arthralgia, myalgia, inco-BoNT/A—5 joints
The mean Visual Analogue Scale (VAS) for TMJ arthralgia before the treatment was 5.7 ± 2.8 (6 ± 3.6 in the placebo group and 5.4 ± 1.9 in the inco-BoNT/A group). The mean MMO was 34.5 ± 11.1 mm (33.9 ± 10.1 mm in the placebo group and 35.1 ± 12.8 mm in the inco-BoNT/A group). The average myalgia degree was 2.6 ± 0.5 (2.8 ± 0.3 in the placebo group and 2.3 ± 0.6 in the inco-BoNT/A group). In addition, joint clicks were assessed, and clicks were found to be present in 13 joints in 8 patients (placebo—8 joints; inco-BoNT/A—5 joints).