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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 2A.

Heritability Estimates by Cohort and diagnostic subgroup

Total: Cases & Controls (N) Cases: Path (N) Cases: Clinical (N) Cohort Imputation Status: 107,447 Genotyped SNPs / 11,138,628 Imputed SNPs Heritability Standard Error 95% Confidence Interval (Percentage Heritability) P-value
1252 28 258 N.EU All Genotyped 0.1067 0.0435 2.13–19.21% 0.007724
Imputed 0.0563 0.0346 0–12.42% 0.04445
1418 14 220 S.EU All Genotyped 0.1902 0.0506 9.09–28.95% 7.903e–05
Imputed 0.0918 0.0423 0.88–17.48% 0.01439
920 108 19 US All Genotyped 0.06652 0.0941 0–25.10% 0.2399
Imputed 0.0210 0.0742 0–16.65% 0.3858
1183 141 97 UK All Genotyped 0.0000 0.0545 0–9.33% 0.5
Imputed 0.0026 0.0463 0–7.63% 0.4793
4784 291 616 All Pooled Genotyped 0.0490 0.0139 2.1–7.63% 0.0001796
Imputed 0.0437 0.0116 2.09–6.65% 3.252e–05
Cohort Meta- Analysis Random Effects Model Genotyped
I^2 = 5.1%
0.0962 0.0424 1.32–17.94% 0.0232
Imputed
I^2 = 0%
0.0506 0.0221 0.72–9.40% 0.0223
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