CERAD, The Consortium to Establish a Registry for Alzheimer’s Disease
 

CERAD Study Population (Database)
Basic Characteristics of Cases with Alzheimer's Disease
(N=1094) and Control Subjects (N=463) at Entry into CERAD

 
CASES
CONTROLS
Year Entered

1987

148

122

1988

315

219

1989

181

78

1991

188

15

1992-95

146

4

Stage of Dementia (CDR Scale)

No Dementia

0

460

Uncertain

37

3

Mild

564

0

Moderate

425

0

3

68

0

Age at Entry (Years)

Less than 65

187

139

65 - 74

423

226

More than 74

484

98

Race

White

890

429

Black

204

34

Number of Return visits

0

197

38

1

124

18

2

134

39

3

636

638

Sex

Male

448

160

Female

646

303

Education (Years)

Not Known

6

0

0 - 8

234

36

9 - 11

117

39

12

324

136

Greater than 12

413

252

Entered Nursing Home

Yes

519

18

No

575

445

Death

Yes

411

25

No

683

438

Brain Autopsy

Yes

202

8

No

209

17

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Center for the Study of Aging and Human Development, Duke University Medical Center

Copyright © 2005