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Table 2 Demographic profiles about the PD GWAS dataset

From: Effect of plasma vitamin C levels on Parkinson’s disease and age at onset: a Mendelian randomization study

Study

Cases

Controls

Female cases (%)

Female control (%)

Case age at onset (mean, SD)

Control age at last exam (mean, SD)

Baylor College of Medicine/University of Maryland

769

195

33.81

69.74

64.83 (10.12)

65.48 (8.31)

Finnish Parkinson’s

386

493

45.85

78.9

55.27 (5.64)

92.35 (3.86)

Harvard Biomarker Study (HBS)

527

472

34.35

61.65

66.31 (10.07)

69.9 (9.02)

McGill Parkinson’s

582

905

34.54

48.4

65.71 (9.79)

55.79 (10.69)

Oslo Parkinson’s Disease Study

476

462

35.71

42.21

65.32 (9.28)

61.85 (11.06)

Parkinson’s Disease Biomarker’s Program (PDBP)

512

282

38.67

51.06

64.46 (9.37)

62.19 (10.73)

Parkinson’s Progression Markers Initiative (PPMI)

363

165

33.06

33.33

64.24 (9.65)

63.79 (10.59)

System Genomics of Parkinson’s Disease (SGPD)

1169

968

35.24

53.93

59.88 (10.86)

66.64 (9.65)

Spanish Parkinson’s (IPDGC)

2110

1333

43.13

54.39

63.92 (12.54)

64.03 (12.59)

Tubingen Parkinson’s disease cohort (CouragePD)

666

542

36.04

57.93

59.89 (11.25)

67.48 (8.41)

Vance (dbGap phs000394)

620

299

27.74

50.84

77.47 (8.40)

81.98 (12.78)

UKPDMED (CouragePD)

1025

655

32.78

72.67

NA

NA

UKBioBank

18,618

436,419

57.62

54.14

58.45 (7.20)

56.69 (8.05)

NeuroX—dbGaP (phs000918.v1.p1)

5851

5866

NA

NA

NA

NA

All

33,674

449,056

NA

NA

NA

NA