Table 4 Population descriptive of the Rotterdam Study.

From: CDH6 and HAGH protein levels in plasma associate with Alzheimer’s disease in APOE ε4 carriers

N

Total participants

Incident AD cases

Controls

316

161

155

Age (SD) blood collection, years

77.16 (5.39)

77.43 (5.21)

76.89 (5.59)

Age at onset/last follow-up (SD)

84.99 (5.33)

84.37 (5.01)

85.63 (5.56)

Female (%)

201 (63%)

104 (65%)

97 (63%)

Body Mass index (SD)

27.32 (4.10)

27.29 (3.75)

27.37 (4.46)

Follow-up (SD) years

7.82 (2.71)

6.94 (1.71)

8.74 (3.22)

APOE genotype

APOE 44/34/24

98

68

30

APOE 33

171

76

95

APOE 22/23

34

13

21

  1. Abbreviations: AD, Alzheimer’s disease, SD, Standard deviation, APOE, apolipoprotein E gene.