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Table 1 The two treatment groups are homogeneous for all the parameters evaluated

From: Platelet-rich plasma vs hyaluronic acid to treat knee degenerative pathology: study design and preliminary results of a randomized controlled trial

  Comparative demographics
  PRP HA  
N. of patients 54 55  
Age 55 58 N.S.
Sex 37 M, 17 F 31 M, 24 F N.S.
BMI 27 26 N.S.
Symptoms 64 months 63 months N.S.
Kellgren 2.2 2.1 N.S.
Prev treat 7 no 5 no N.S.
  13 conservative 21 conservative  
  34 surgical 29 surgical  
Basal IKDC 50.2 ± 15.7 47.4 ± 14.0 N.S.