Table 5. Association between MEDEA quintile and prostate cancer incidence.

MEDEA quintiles	Prostate cancer
	Crude IRR	Age-adjusted IRR	Fully-adjusted IRR
First	1	1	1
Second	1.01 (0.94–1.09)	0.95 (0.89–1.01)	0.93 (0.88–0.99)
Third	1.01 (0.92–1.10)	0.88 (0.83–0.93)	0.86 (0.80–0.91)
Fourth	1.04 (0.93–1.16)	0.87 (0.82–0.93)	0.84 (0.79–0.90)
Fifth	0.92 (0.80–1.06)	0.77 (0.72–0.83)	0.74 (0.69–0.80)