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Table 1 Patient characteristics at baseline

From: Introduction the revolving scarf osteotomy for treating severe hallux valgus with an increased distal metatarsal articular angle: a retrospective cohort study

characteristic RSO n = 32 ft DMO n = 30 ft p Value
Age (y) 47.09 ± 10.30 47.16 ± 9.48 0.97
Female gender (%) 31(96.8%) 29 (96.7%) 0.738
Preoperative AOFAS score 57.69 ± 5.83 56.60 ± 6.38 0.467
Preoperative VAS score 6.53 ± 1.67 6.67 ± 1.24 0.719
Preoperative HVA (°) 40.5 ± 2.59 40.53 ± 3.01 0.963
Preoperative IMA (°) 14.47 ± 3.80 15.37 ± 3.49 0.337
Preoperative DMAA (°) 30.75 ± 5.14 29.83 ± 5.65 0.506
Preoperative FML (mm) 54.91 ± 3.28 54.97 ± 3.01 0.94
  1. AOFAS (American Orthopedic Foot and Ankle Society) VAS (visual analogue scale) HVA (Hallux Valgus Angle) IMA (Intermetatarsal Angle) DMAA (Distal Metatarsal Articular Angle) FML (First Metatarsal Length) RSO (Revolving Scarf Osteotomy) DMO (Double Metatarsal Osteotomy) Female gender is represented by proportion, and Fisher-Freeman-Halton test was used. The other indices are represented by Mean ± SD, and independent-samples t-test was used