. Author manuscript; available in PMC: 2019 Jan 1.

Published in final edited form as: Arthritis Care Res (Hoboken). 2017 Dec 8;70(1):53–60. doi: 10.1002/acr.23246

Table 3.

Overall association of crepitus with incident tibiofemoral SOA over 4 years

		Incident SOA	Unadjusted Odds Ratio for Incident SOA	Adjusted Odds Ratio for Incident SOA*
All those without SOA at baseline	3495 people	Total cases = 636
Crepitus Frequency	Never	338/2195 (15.4%)	Ref	Ref
	Rarely	81/391 (20.7%)	1.4 (1.1–1.9)	1.5 (1.1–2.0)
	Sometimes	114/561 (20.3%)	1.4 (1.1–1.8)	1.5 (1.2–1.9)
	Often	61/229 (26.6%)	2.0 (1.5–2.7)	2.2 (1.6–3.0)
	Always	42/119 (35.3%)	3.0 (2.0–4.4)	3.8 (2.5–5.7)
			p for trend < 0.0001	p for trend < 0.0001

adjusted for age, sex, and BMI.