Table 2.

2D:4D index vs. health variables: relation between the 2D:4D index and categorical variables (t-test or ANOVA) and between 2D:4D index and continuous variables (Pearson's correlation).

Variable (- categories)	Number	2D:4D	Pearson coefficient	p-value (crude)	p-value (adjusted)
Self-reported cardiovascular disease				0.954	0.972
-no	437	0.925
-yes	53	0.925
Self-reported breast cancer				0.721	0.797
-no	482	0.925
-yes	8	0.922
Self-reported diabetes				0.265	0.185
-no	484	0.925
-yes	6	0.911
Self-reported hyperlipidaemia				0.855	0.800
-no	477	0.925
-yes	13	0.924
Total experienced finger pain during the last 30 days	490		-0.066	0.147	0.147
Hand radiographic osteoarthritis sum score	490		0.018	0.694
Metacarpal index, dominant hand	488		-0.073	0.109	0.120
Grip strength, dominant hand	488		-0.034	0.452	0.457
Hormone replacement therapy (years)	255		-0.030	0.636	0.577
12-item general health questionnaire sum score	490		-0.005	0.909	0.954

Adjusted p-values controlled for the shortening effect of osteoarthrotic changes in the second and fourth fingers (analysis of covariance or partial correlation). Number = number of patients in uncontrolled analysis