Appendix. Number and rate of deaths with Parkinson’s disease mentioned on death certificates, by sex and age group (United States, 2006): Underlying cause of death versus multiple cause of death.

Age (years)	Underlying cause of death						Multiple cause of death
	Number of deaths			Rate per 100 000 ​population			Number of deaths			Rate per 100 000 ​population
	Men	Women	Total	Men	Women	Total	Men	Women	Total	Men	Women	Total
0–14	0	1	1	0.0	0.0	0.0	0	2	2	0.0	0.0	0.0
15–24	0	1	1	0.0	0.0	0.0	0	0	0	0.0	0.0	0.0
25–34	0	0	0	0.0	0.0	0.0	3	0	0	0.0	0.0	0.0
35–44	4	1	5	0.0	0.0	0.0	4	4	0	0.0	0.0	0.0
45–54	36	16	52	0.2	0.1	0.1	67	30	97	0.3	0.1	0.2
55–64	251	130	381	1.7	0.8	1.2	450	239	689	3.0	1.5	2.2
65–74	1512	783	2295	17.4	7.6	12.1	2677	1359	4036	30.9	13.3	21.3
75–84	5517	3544	9061	104.1	45.7	69.5	9665	6147	15 812	182.4	79.3	121.2
85+	3894	3741	7635	230.7	103.7	144.1	6860	6809	13 669	406.3	188.7	258.1
Total	11 214	8217	19 431	7.6	5.4	6.5	19 726	14 590	34 316	13.4	9.6	11.5

Note: The data source is multiple cause of death data from publically available US national vital statistics (see reference 13).