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Table 2 Participant characteristics at baseline

From: Effect of 6-week retro or forward walking program on pain, functional disability, quadriceps muscle strength, and performance in individuals with knee osteoarthritis: a randomized controlled trial (retro-walking trial)

  All Retro walking group Forward walking group Control group p value
Mean age (min-max), years 55.6 (45–66) 54.6 (45–66) 55.3 (47–65) 56. 8 (46–66) .471
Gender (male/female), n 30/38 12/11 9/14 9/13 .639
Mean weight (min-max), kg 62.8 (40–100) 63.4 (40–100) 62.6 (49–78) 62.3 (46–78) .921
Mean height (min-max), m 1.5 (1.4–1.7) 1.5 (1.4–1.7) 1.5 (1.4–1.7) 1.5 (1.4–1.7) .788
Mean BMI (min-max), kg/m2 26.1 (14.7–33.3) 26.2 (14.7–33.3) 26.1 (18.1–30.5) 26.1 (20.4–30.1) .952
Mean (SD) NRS 5.9 (0.8) 5.7 (0.8) 6.1 (0.7) 5.8 (0.8) .197
Mean (SD) WOMAC, % 53.3 (3.2) 52.9 (3.3) 53.3 (3.1) 53.8 (3.3) .639
Mean (SD) Quadriceps muscle strength, kg 10.8 (1.9) 11.1 (2.2) 11.04 (1.6) 10.2 (1.9) .235
Mean (SD) TUG, sec 9.4 (0.3) 9.4 (0.4) 9.3 (0.3) 9.3 (0.3) .599
  1. NRS numerical rating scale, WOMAC Western Ontario and McMaster Universities Osteoarthritis Index, n number of participants, TUG timed up and go test