Table 3.

Multivariable analysis for the association between right 2D:4D, menses bleeding, dysmenorrhea and age at menarche.

	Heavy menses bleeding		Age at menarchea		Dysmenorrhea
	Adjusted OR (95% CI)	p	b (95% CI)	p	Adjusted OR (95% CI)	p
2D:4Db (above versus below mean)	2.49 (0.69–8.91)	0.16	0.48 (0.06–0.91)	0.03	2.34 (0.98–5.62)	0.05
Age (years)	0.91 (0.79–1.04)	0.15			0.89 (0.82–0.97)	0.01
Ethnicity (Jewish)	0.29 (0.08–1.11)	0.07	−0.41 (−0.97–0.15)	0.15	1.64 (0.56–4.81)	0.37

^aAdjusted R² = 0.03.

^bRt. hand 2D:4D for heavy bleeding and age at menarche, Lt. hand 2D:4D for dysmenorrhea.