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Table 1 Demographic data

From: Relationship between the bony correction angle and mechanical axis change and their differences between closed and open wedge high tibial osteotomy

  CWHTO OWHTO
Number of patients (knees) 43 (50) 46 (50)
 Male 15 (17) 14 (16)
 Female 28 (33) 32 (34)
Age (years) 63.9 ± 22.9 64.5 ± 21.5
Body mass index (kg/m2) 25.4 ± 10.1 24.6 ± 6.2
OA gradea 2/3/4 (knees) 7/25/19 33/11/6
  1. a OA grade modified from Ahlbach’s classification