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Table 1 Summary of OBPI patients with ARMS variant of the MRC.

From: Arm rotated medially with supination – the ARMS variant: description of its surgical correction

       *Pre-operative Values
Patient Sex Injured Side Current Age (yrs) Nerve Involvement Previous Surgeries PHHA
(%)
Glenoid version (°) SHEAR
(%)
1 F L 5 C5 C6 (C7) MQ 5 -37 37
2 M R 7 C5 C6 (C7) MQ, PGHC 8 -32 49
3 M R 9 C5 C6 (C7) none 16 -28 --
4 M R 12 C5 C6 (C7) none 11 -33 13
5 F L 19 C5 C6 (C7) MQ 48 -8 --
6 M R 4 C5 C6 C7 MQ 34 -10 19
7 F L 4 C5 C6 C7 C8 NG, MQ 34 -13 2
8 F R 10 C5 C6 C7 C8 T1 NG, MQ x 2, BTL -20 -37 9
  1. (C7) indicates a milder C7 injury, MQ modified quad surgery, NG nerve grafting, BTL biceps tendon lengthening, PGHC posterior glenohumeral capsulorrhaphy,
  2. * Pre- operative values were measured from CT imaging performed before any bony surgeries.
  3. PHHA percent humeral head anterior to the scapular line, SHEAR scapular hypoplasia elevation and rotation represented by scapular elevation.