Table 3.

PARKINSON'S DISEASE: GENDER RATIO OF AGE-ADJUSTED PREVALENCE

Location (Reference)	Male-to-Female Ratio
San Marino (D'Alessandro et al28)	1.24
Yonago, Japan (Harada et al57)	0.86
Chinese cities (Li et al87)	3.70
Sardinia, Italy (Rosati et al124)	1.38
Northampton, United Kingdom (Sutcliffe et al136)	1.30
Finland (Marttila & Rinne94)	0.98
Benghazi, Libya (Ashok et al6)	1.04
Rochester, MN (Rajput et al117)	1.48
Alberta, Canada (Svenson et al137)	1.20
New York, NY (Mayeux et al98)	1.73
Denmark (Kurtzke et al83)	1.79*
Japan (Imaizumi & Kaneko64)	1.29*

^*Mortality data.