Table 2 Sex specific rate ratios of purchasing antiparkinson drugs and temporal associations.

	Unexposed	Antidepressants RR (95% CI)	Lithium RR (95% CI)	Antidiabetics RR (95% CI)
Women	1.00	1.50 (1.43 to 1.58)	1.64 (1.34 to 2.02)	0.67 (0.60 to 0.76)
Men	1.00	2.27 (2.14 to 2.42)	2.22 (1.73 to 2.86)	0.93 (0.84 to 1.03)
Women v men	0.91 (0.87 to 0.96)	0.60 (0.57 to 0.64)	0.68 (0.49 to 0.93)	0.66 (0.57 to 0.77)
Temporal associations:
0–0.5 years		3.23 (3.03 to 3.43)	3.76 (2.33 to 6.04)
0.5–1.0 years		2.42 (2.25 to 2.60)	1.94 (0.97 to 3.88)
1+ years		1.29 (1.23 to 1.36)	1.82 (1.30 to 2.54)