Table 2.

Prevalence and incidence of PD in african americans

Study		African American			White
	Population Studied	Men	Women	Overall	Men	Women	Overall
Kessler II, 1972 [7]Crude prevalence	Random sample of physicians in Baltimore identified their PD patients, diagnosis verified in person	30.66	8.67		128.37	121.47
Schoenberg BS et al., 1985 Per 100,000 residentsPrevalence	All residents of Copiah County, Mississippi in January 1, 1978			338*			353*
Mayeux R et al., 1995 [10]Per 100,000 persons,Prevalence	Community registry of all cases of PD using multiple sources from Jan 1, 1988 to Dec 31, 1991	92*	54.7*	57*	172*	86*	116*
Wright WillisA et al., 2010 [14]All Medicare beneficiariesPrevalence	Medicare beneficiaries from 1995, 2000–2005	1,264.58*	916.69*	1036.41*	2,168.18*	1,378*	1,671.63*
Van Den Eeden SK et al., 2003 [13]Per 100,000 person-yearsIncidence	Members of Kaiser Permanente Medical Care Program from Jan 1, 1994 to Dec 31, 1995	14*	8.1*	10.2**	19.5*	9.9*	13.6**
Wright Willis A et al., 2010 [14] Per 100,000 Medicare beneficiaries Incidence	Medicare beneficiaries from 2002–2005	427.17*	322.73*	361.92*	560.42*	379.99*	451.87*
Dahodwala N et al., 2009 [15] Per 100,000 person years Incidence	Pennsylvania Medicaid beneficiaries from Jan 1, 1999 to December 31, 2003			23			54
Chen H et al., 2017 [25] Per 100,000 person years Incidence	Participants in the Health, Aging, and Body Composition Study			135			197
Mayeux R et al., 1995 [10]Per 100,000 person yearsIncidence	Community registry of all cases of PD using multiple sources from Jan 1, 1988 to Dec 31, 1991	31.9*	10.3*	14.32***	13.3*	11.8*	18.89***

^*age adjusted. ^**age and gender adjusted. ^***calculated from the numbers in the paper.