Skip to main content

Table 2 Baseline characteristics of the 9 reviewed manuscripts

From: Total knee arthroplasty after high tibial osteotomy. A systematic review

author, year   eligible knees, N knees lost to follow-up, N included patients, N TKA, N women, % OA,% time bought by HTO†, years age at TKA†, years follow-up†, years patients with missing data, N
Van Raaij, 2007 [11] HTO 18 4 12 14 83 100 4.8 60 3.7 0
  control 342 - 12 14 83 100 NA 61 4.0 0
Haslam, 2007 [4] HTO 78 27 40 51 48 100 4.8 65 12.6 0
  control - - 44 51 48 100 NA 65 12.6 0
Huang, 2002 [16] HTO - - 15 17 87 100 8 61 5 0
  control - - 14 17 86 100 NA 62 5 0
Karabatsos, 2002 [17] HTO - - 20 22 50 95 8.4 59 5.2 3
  control - - 20 21 50 95 NA 60 4.7 3
Meding, 2000 [18]a HTO 39 - 39 39 31 97 8.7 67 7.5 0
  control 39 - 39 39 31 97 NA 67 6.8 0
Haddad, 2000 [19] HTO 50 0 42 50 62 100 7.3 65 6.2 2
  control - - 42 50 57 100 NA 66 - 1
Nizard, 1998 [20] HTO 63 6 55 63 85 100 9.7 72 4.5 5
  control 537 - - 63 78 100 NA 71 4.0 -
Amendola, 1998 [21] HTO 42 - 39 42 36 100 5.4 64 3.1 -
  control 168 - 39 41 49 100 NA 65 3.1 -
Mont, 1994 [22] HTO 80 7 73 73 49 89 5 62 6.1 0
  control I b 974 - 73 73 49 89 NA 64 6.0 0
  control II c 974 - 73 73 49 88 NA 64 6.2 0
  1. NA = not applicable
  2. - = not mentioned in manuscript
  3. † = the values are given as the average
  4. a = patient group received bilateral TKA after unilateral HTO and served as own control
  5. b = matched for pre-TKA deformity (within 5°)
  6. c = matched for pre-HTO deformity (only varus knees)