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. Author manuscript; available in PMC: 2009 Oct 6.
Published in final edited form as: Osteoarthritis Cartilage. 2008 Nov 30;17(6):766–771. doi: 10.1016/j.joca.2008.11.015

Table IV. Risk for knee OA progression according to homocysteine tertile in men (n = 187 knees).

Low tertile Middle tertile High tertile P value for trend
Total n 57 57 73
Progression OA 23 16 22
Crude OR (95% CI) 1.0 (1.0) 0.6 (0.2–1.4) 0.7 (0.3–1.6)
Adjusted OR (95% CI)* 1.0 (1.0) 0.4 (0.1–2.1) 0.6 (0.1–1.1) 0.397
*

For the Adjusted OR, confounding variables were controlled in manner identical to that described in Table II.