Skip to main content

Table 2 Descriptive statistics of the study participants (n = 44)

From: The immediate effect of a soft knee brace on pain, activity limitations, self-reported knee instability, and self-reported knee confidence in patients with knee osteoarthritis

Variable Value
Age (years) 65.7 (9.3)
Female, number (%) 29 (65.9)
Body mass index (kg/m2) 29.8 (5.5)
Duration of symptoms (years) 13.0 (10.3)
Pain last week (NRS, range 0–10) 4.7 (1.9)
WOMAC, pain (range 0–20) 8.8 (4.0)
WOMAC, stiffness (range 0–8) 4.6 (1.7)
WOMAC, physical function (range 0–68) 32.5 (12.7)
WOMAC, total score (range 0–96) 45.9 (17.5)
Muscle strength, (Nm/kg) 0.88 (0.33)
Walking speed on the treadmill, (m/s) 0.74 (0.24)
KL grade, number (%)
 0 (none) 3 (7.0)
 1 (doubtful) 16 (37.2)
 2 (mild) 9 (20.9)
 3 (moderate) 10 (23.3)
 4 (severe) 5 (11.6)
Self-reported knee instability < 3 months, number (%)
 Rarely (1–2 times) 13 (29.5)
 Regularly (3–4 times) 18 (40.9)
 Very often (>4 times) 13 (29.5)
  1. Categorical variables are presented as numbers (percentage); continuous variables are presented as means ± SD
  2. NRS numeric rating scale, WOMAC Western Ontario and McMaster Universities Osteoarthritis Index KL Kellgren–Lawrence score