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Table 5 Correlates † of treatment approaches among African Americans with radiographic-confirmed knee osteoarthritis (N = 508)

From: Racial differences in symptom management approaches among persons with radiographic knee osteoarthritis

 

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

   

 ≥ 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 ($)

   

 >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

   

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)

  1. † Reference group includes participants who did not report use of CAM or conventional medications for osteoarthritis treatment.
  2. ‡ Odds ratios are per one standard deviation (SD) change in SF-12 Physical Health Score (SD = 10.8) and KOOS subscales of Pain (SD = 23.0) and Quality of life (SD = 23.4).