Table 3 Association of diabetes with osteoarthritis of the hand in relation to age.

	Prevalence for hand OA, %		OR (95% CI)
	No diabetes	Diabetes
*Total group	27.1	32.6	1.2 (0.9 to 1.6)
55–62 years	14.2	22.8	1.9 (1.0 to 3.8)
62.1–68.7 years	27	28.9	1.1 (0.7 to 1.8)
> 68.8 years	42.5	41.5	0.9 (0.6 to 1.4)

OA, osteoarthritis.

Age categorised in tertiles.

The associations are adjusted for gender, smoking and body mass index >27.4 kg/m².

*Total group additionally adjusted for age.