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Table 3 CAM 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

Categorya 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
Alternative medical systems 1.1 0.8 1.1 2.2
  Acupuncture 0.3 0.5 0.5 1.5
  Acupressure 0.3 0 0.3 0.4
  Chelation therapy 0 0 0 0
  Folk medicine 0 0 0 0
  Homeopathy 0.3 0 0.4 0.2
  Ayurveda/biofeedback/energy healing/ hypnosis/naturopathy 0.8 0.3 0.3 0.4
Mind-body interventions 11.8 10.8 8.4 14.6
  Yoga/Tai Chi/Chi Gong/Pilates 3.9 4.5 5.3 10.3
  Relaxation therapy, meditation, breathing 3.6 4.6 2.5 3.9
  Spiritual activities 7.1 4.4 2.7 3.2
Manipulation and body-based methods 5.5 5.7 4.9 5.0
  Chiropractic 4.7 4.6 4.1 3.9
  Massage 2.5 1.7 1.6 1.7
Energy therapies (Copper bracelets or magnets) 5.8 3.1 3.2 3.4
Biologically based therapies: topical agent 18.1 15.1 11.9 9.7
  Rubs, lotions, liniments, creams or oils(tiger balm/horse liniment) 17.6 14.8 11.7 9.7
  Capsaicin 1.9 1.7 1.6 1.3
Biologically based therapies: diet 2.2 0.8 0.9 1.7
Biologically based therapies: supplements 23.4 29.2 32.9 41.3
  Herbs 1.7 1.9 1.2 2.2
  Vitamins/minerals (nearly every day) 5.2 6.0 6.3 7.5
  Glucosamine (nearly every day) 19.8 24.5 28.8 36.6
  Methylsulfonylmethane (MSM) 3.6 6.0 6.0 6.5
  S-adenosylmethionine (SAMe) 0.0 0.3 0.7 0.9
  Chondroitin (nearly every day) 19.0 22.1 26.5 32.5
Distribution b of CAM use:     
  One 28.3 32.0 33.0 35.1
  Two 11.3 9.8 9.1 14.4
  Three or more 5.0 4.2 3.5 4.3
  1. aAs defined by the National Center for Complementary and Alternative Medicine;
  2. bNumber of CAM use was defined on basis of the broader categories.