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Table 1 Demographic data and grades of articular cartilage and menisci*

From: Analysis of meniscal degeneration and meniscal gene expression

I Cartilage Grade # Subjects Mean Age ± SD
  0 1 F 39
  0 1 F 12
  0 1 M 43
  2 3 F, 1 M 62 ± 13
  3 6 F, 5 M 64 ± 9
  4 15 F, 4 M 62 ± 11
  5 12 F, 5 M 67 ± 9
II Meniscus Grade # Subjects Mean Age ± SD
  0 1 F 39
  0 1 F 12
  0 1 M 43
  2 4 F, 3 M 57 ± 12
  3 12 F, 6 M 64 ± 9
  4 20 F, 6 M 66 ± 9
  1. *The first three patients are osteosarcoma patients. The rest fifty-one patients are OA patients. F, female; M, male