Skip to main content

Table 2 Physical activity status by pain severity among knee osteoarthritis patients (N = 1279)

From: Physical activity status by pain severity in patients with knee osteoarthritis: a nationwide study in Korea

  Pain Severity P-value
None to mild (n = 152) Moderate (n = 434) Severe (n = 693)
n Weighted % n Weighted % n Weighted %
IPAQa
 Inactive 80 52.6 244 61.6 428 61.1 0.142
 Minimally active 47 31.1 130 27.9 175 25.9  
 HEPA active 25 16.3 57 10.6 84 13.0  
Muscle-strengthening activity (2–3 days/week)a
 Not met 140 93.0 414 96.3 665 95.9 0.309
 Met 12 7.0 20 3.7 28 4.1  
Flexibility activity (3–5 days/week)a
 Not met 133 87.7 355 82.9 593 84.3 0.585
 Met 19 12.3 79 17.1 100 15.7  
Osteoarthritis expert panel recommendationa,b
 Not met 116 76.6 338 82.4 560 81.7 0.341
 Met 35 23.4 93 17.6 128 18.3  
  1. Pain severity was categorized using numerical rating scale: 0–3 = none to mild pain, 4–6 = moderate pain, and 7–10 = severe pain
  2. IPAQ International physical activity questionnaire, HEPA Health-enhancing physical activity
  3. aThe totals do not equal 1279 because of missing data
  4. bOsteoarthritis expert panel recommendation: Performance of 30 min of moderate-intensity (50–70% maximal heart rate) physical activity or exercise at least 3 days a week