| CAM Only (N = 84) | Conventional Medication Only (N = 126) | Both (N = 127) |
---|---|---|---|
 | Odds ratios (95% confidence intervals) | ||
Age ≥ 65 years | 1.74 (0.90–3.37) | 1.44 (0.80–2.61) | 2.03 (1.09–3.77) |
Women | 1.79 (0.91–3.53) | 1.02 (0.57–1.80) | 1.82 (0.96–3.43) |
Education | Â | Â | Â |
 ≥ Some college | 1.02 (0.50–2.07) | 0.96 (0.53–1.76) | 1.55 (0.81–2.96) |
 High school or less | 1.0 | 1.0 | 1.0 |
Income ($) | Â | Â | Â |
 >100,000 | 2.23 (0.72–6.92) | 0.47 (0.12–1.86) | 2.82 (1.01–7.84) |
 50,000–100,000 | 2.28 (1.15–4.50) | 0.95 (0.50–1.82) | 0.83 (0.41–1.68) |
 ≤ 50,000 | 1.0 | 1.0 | 1.0 |
KOOS Pain‡ | 0.78 (0.50–1.23) | 0.65 (0.44–0.97) | 0.54 (0.35–0.81) |
KOOS Quality of Life‡ | 0.81 (0.52–1.25) | 0.71 (0.49–1.05) | 0.66 (0.44–1.00) |
Kellgren-Lawrence grade: | 0.94 (0.41–2.17) | 0.91 (0.44–1.90) | 1.08 (0.52–2.26) |
4 versus 2 or 3 | Â | Â | Â |
Symptom-related multi-joint osteoarthritis | 1.06 (0.56–2.00) | 1.04 (0.59–1.85) | 1.56 (0.83–2.93) |
History of knee injury/surgery | 0.93 (0.51–1.68) | 0.64 (0.37–1.09) | 0.77 (0.44–1.35) |
SF-12 Physical Health Score‡ | 0.72 (0.48–1.09) | 0.77 (0.53–1.10) | 0.72 (0.49–1.04) |
Obesity | 1.05 (0.56–1.96) | 1.18 (0.67–2.06) | 0.71 (0.39–1.30) |