Table 3.

Associations between right symptomatic midfoot OA and previous right foot or ankle injury

Self-reported right foot or ankle injury	Total N	RSMOA N	Crude OR (95 % CI)	Adjusted OR (95 % CI)a
One or more previous injury
No	269	37	1	1
Yes	256	42	1.23 (0.76, 1.99)	1.30 (0.79, 2.12)
One or more previous sprain
No	342	56	1	1
Yes	167	21	0.73 (0.43, 1.26)	0.80 (0.46, 1.39)
One or more previous fracture
No	433	59	1	1
Yes	83	20	2.01 (1.13, 3.57)	2.06 (1.14, 3.71)
One or more previous other injury
No	443	65	1	1
Yes	72	12	1.16 (0.59, 2.28)	1.08 (0.54, 2.15)

Based on complete case clinic data

OA osteoarthritis, RSMOA right symptomatic midfoot osteoarthritis, OR odds ratio, CI confidence interval

^aEstimates adjusted for age, gender and body mass index