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Table 1 Baseline characteristics of the patients in the study

From: Intra-articular hyaluronic acid injection versus oral non-steroidal anti-inflammatory drug for the treatment of knee osteoarthritis: a multi-center, randomized, open-label, non-inferiority trial

  IA-HA NSAID
  (n = 99) (n = 93)
Age (y) Mean (SD) 68.2 (7.1) 68.5 (7.0)
Gender Male 27 22
Female 72 71
BMI Mean (SD) 23.8 (3.4) 24.4 (3.6)
K/L grade 1 16 15
2 48 50
3 35 28
JKOM score (Min:0 - Max:100) Mean (SD) 33.8 (15.8) 31.6 (14.1)
Pain VAS (Min:0 - Max:100) Mean (SD) 60.3 (22.4) 55.1 (21.9)
  1. IA, intra-articular; HA, hyaluronic acid; NSAID, non-steroidal anti-inflammatory drug; BMI, body mass index; K/L, Kellgren-Laurence grade; JKOM, Japanese Knee Osteoarthritis Measure; VAS, visual analog scale.