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Table 4 Conventional medication use among participants with radiographic-confirmed knee OA by BMI level (N = 2,675)

From: CAM use among overweight and obese persons with radiographic knee osteoarthritis

Category BMI ≥ 35 kg/m2 BMI between 30 and <35 kg/m2 BMI between 25 and <30 kg/ m2 BMI < 25 kg/m2
(n = 364) (n = 804) (n = 1,042) (n = 465)
  Percentage
Acetaminophen 18.1 11.4 9.7 8.8
Any NSAIDs 35.4 26.9 24.2 23.2
  Over-the-counter NSAIDs 27.8 21.4 19.7 18.1
  Prescription NSAIDs 12.4 7.8 6.2 6.5
  COX-2 Inhibitors 9.9 8.5 8.7 6.9
Acetaminophen or NSAIDs 45.9 34.1 29.9 28.4
Doxycycline 0.3 0.4 0.5 0.0
Narcotics 5.8 3.5 1.4 2.2
Knee injectionsa 4.7 4.5 3.4 2.6
  Hyaluronic acid 1.1 1.1 1.2 0.9
  Steroids 4.4 3.7 2.0 1.3
Distribution of conventional medications:b     
  One 34.6 29.5 27.1 26.7
  Two 13.5 9.1 7.9 6.9
  Three or more 5.5 3.0 2.1 1.5
  1. aThe sum of percentages of hyaluronic acid and steroid injections may not be equal to the total percentage of knee injections because participants may use both hyaluronic acid and steroids, or use injections other than hyaluronic acid and steroids.
  2. bNumber of conventional medication used was based on the first seven items in this table.