Table 1.

Demographic characteristics of Parkinson’s disease and matched controls.

	Case		Control		p value
	N	%	n	%
Number of subjects
Gendera
Male	244	45.1	2258	44.41	0.7566
Female	297	54.9	2827	55.59
Agea,b	66.93	6.8	66.79	6.91	0.6560
<65 years old	175	32.35	1741	34.24	0.3777
⩾65 years old	366	67.65	3344	65.76
Duration of follow up (years)a,b	5.24	2.46	5.25	2.44	0.8928
<5	266	49.17	2473	48.63	0.8129
⩾5	275	50.83	2612	51.37
Hypertension
No	365	67.47	3585	70.5	0.1424
Yes	176	32.53	1500	29.5
Hyperlipidemia
No	467	86.32	4378	86.1	0.8854
Yes	74	13.68	707	13.9
Any statin use
No	501	92.61	4791	94.22	0.1314
Yes	40	7.39	294	5.78
Any antipsychotics use
No	503	92.98	4821	94.81	0.0722
Yes	38	7.02	264	5.19

^aMatched variables.

^bMean and standard deviation.