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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Parkinsonism Relat Disord. 2015 Nov 5;22:35–41. doi: 10.1016/j.parkreldis.2015.11.005

Table 1.

Summary statistics of all samples included within GCTA following stringent quality control analysis. Component numbers of control subjects do not sum to total due to incomplete annotation (i.e. unknown region of origin). Cases not explicitly labeled as pathologically confirmed were assumed to have only a clinical diagnosis.

Cohort Number of subjects Path confirmed / Clinically Diagnosed
Cases
United Kingdom 238 141/97
United States 127 108/19
North European 308 28/258
South European 234 14/220
Total 907 291/616
Controls
United Kingdom 945 ----
United States 793 ----
North European 944 ----
South European 1184 ----
Total 3877 ----
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