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Table 1 Cohort Description

From: ABI3 and PLCG2 missense variants as risk factors for neurodegenerative diseases in Caucasians and African Americans

Cohort

N

Mean Age ± SD

Female

APOEε4+

N

%

N

%

Caucasian

 Replication AD

1480

80.5 ± 8.9

892

60.27%

831

56.15%

 Replication Controls

1491

81.4 ± 8.6

840

56.34%

354

23.74%

 AD

2743

79.1 ± 8.5

1648

60.08%

1634

59.57%

 PSP

231

74.9 ± 7.2

106

45.89%

42

18.18%

 PD

855

62.7 ± 12.0

308

36.02%

248

29.01%

 DLB

306

72.9 ± 8.1

69

22.55%

151

49.35%

 MSA

128

66.5 ± 8.1

56

43.80%

29

22.66%

 Controls

3351

80.6 ± 7.1

1844

55.03%

800

23.87%

African-American

 AD

181

78.8 ± 7.5

130

71.82%

113

62.43%

 Controls

331

78.4 ± 7.9

254

76.74%

110

33.23%

  1. Table shows the total number of subjects (N), mean age ± standard deviation (SD), number and percentage of females and the frequency of the APOEε4 allele (%APOEε4+) for subjects retained for analysis. The Replication AD and control cohort is a subset of the AD and control participants in this study non-overlapping with those in Sims et al. [1]
  2. Abbreviations: AD Alzheimer’s disease, PSP progressive supranuclear palsy, PD Parkinson’s disease, DLB dementia with Lewy bodies, MSA multiple system atrophy