. Author manuscript; available in PMC: 2018 Aug 1.

Published in final edited form as: Arthritis Care Res (Hoboken). 2017 Jul 10;69(8):1164–1170. doi: 10.1002/acr.23136

Table 2.

Efficacy of the online, personalized OA risk calculator (OA Risk C) in changing OA risk perception

Risk Perception		Control	Risk Calculator	Difference^*
10 Year Risk	Before	26.9 (23.2 – 30.6)	25.4 (22.0 – 28.8)
	After	27.7 (23.7 – 31.6)	12.5 (10.0 – 15.0)
	Change	0.8 (−1.3 – 2.8)	−12.9 (−15.7 – −10.1)	13.8 (10.3 – 17.3)
Lifetime Risk	Before	48.0 (43.9 – 52.1)	47.6 (43.5 – 51.7)
	After	47.1 (42.7 – 51.4)	28.1 (25.2 – 31.0)
	Change	−0.9 (−3.5 – 1.6)	−19.5 (−22.9 – −16.0)	18.6 (14.2 – 22.9)

Adjusted for region