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Table 3 Factors associated with compliance with the exercise recommendations of experts on osteoarthritisa

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

  Univariable analyses Multivariable analysesb
OR 95% CI OR 95% CI
Sex
 Male reference – – reference – –
 Female 0.8 0.57 1.24 1.0 0.55 1.64
Age
 50–59 years reference – – reference – –
 60–69 years 1.0 0.62 1.60 1.0 0.61 1.77
  ≥ 70 years 0.6 0.38 0.96 0.7 0.38 1.20
Monthly household income
 Low reference – – reference – –
 Low to moderate 1.2 0.86 1.80 1.2 0.76 1.77
 Moderate to high 0.8 0.47 1.35 0.6 0.34 1.14
 High 1.3 0.80 2.11 1.1 0.61 1.90
Education level
  ≤ Elementary school reference – – reference – –
 Middle school 1.2 0.73 1.85 0.8 0.48 1.48
 High school 1.3 0.76 2.30 1.2 0.64 2.33
  ≥ College 2.1 0.80 5.30 1.9 0.67 5.51
Marital status
 With spouse reference – – reference – –
 Without spouse 1.6 1.16 2.24 1.3 0.90 2.00
Depressive mood
 No reference    reference   
 Yes 1.3 0.89 1.81 1.5 0.98 2.19
Body mass index
  > 25 kg/m2 reference – – reference – –
  ≤ 25 kg/m2 1.1 0.79 1.54 1.0 0.71 1.46
Cigarette smoking
 Nonsmoker reference – – reference – –
 Smoker 0.6 0.33 1.20 0.6 0.26 1.18
Alcohol consumption
 Never reference – – reference – –
 Low 0.7 0.50 1.09 0.7 0.46 1.09
 Moderate 1.6 1.05 2.53 1.3 0.78 2.27
 Excessive 2.0 1.17 3.52 1.6 0.77 3.16
Knee pain severity
 None to mild reference – – reference – –
 Moderate 1.0 0.63 1.69 0.9 0.53 1.59
 Severe 0.8 0.51 1.34 0.8 0.48 1.39
Number of comorbidities
 0 reference – – reference – –
 1 0.9 0.61 1.31 0.9 0.59 1.37
 2 0.9 0.60 1.38 0.8 0.50 1.29
  ≥ 3 0.6 0.34 1.01 0.5 0.27 0.94
  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. OR Odds ratio, CI Confidence interval
  3. aPerformance of 30 min of moderate-intensity (50–70% maximal heart rate) physical activity or exercise at least 3 days a week
  4. bThe model included sex, age, monthly household income, education level, marital status, depressed mood, body mass index, cigarette smoking, alcohol consumption, knee pain severity, and number of comorbidities
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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