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Table 1 Baseline characteristics of the study population by subsequent diagnostic categories.

From: Serum Aβ Levels as Predictors of Conversion to Mild Cognitive Impairment/Alzheimer Disease in an ADAPT Subcohort

Characteristics

Cognitively normal (n = 179)

MCI/AD (n = 24)

n (%)

Female

91 (50.8)

7 (29.2)a

White

175 (97.8)

24 (100.0)

Statin use

72 (40.2)

9 (37.5)

Antihypertensive use

72 (40.2)

7 (29.2)

APOE ε4+

56 (31.3)

10 (41.7)

Placebo

79 (44.1)

7 (29.2)

Celecoxib

48 (26.8)

7 (29.2)

Naproxen

52 (29.1)

10 (41.7)

Mean ± SD

Age, years

76.61 ± 3.9

78.21 ± 3.9

Education, years

14.77 ± 2.8

14.77 ± 3.2

Mini Mental Status Exam score

28.91 ± 1.3

28.50 ± 1.3

Systolic blood pressure, mm Hg

133.02 ± 11.5

135.07 ± 11.7

Serum creatinine, mg/dLb

0.94 ± 0.2

0.93 ± 0.2

Total cholesterol, mg/dLb

168.50 ± 85.0

162.67 ± 114.5

Triglycerides, mg/dL

194.31 ± 39.9

186.58 ± 35.9

Serum Aβ1–40, pg/mL

146.94 ± 55.6

136.22 ± 42.1

Median (interquartile range)

Serum Aβ1–42, pg/mL

13.06 (6.35–23.46)

6.33 (1.92–21.08)a

Serum A β 1–42 /A β 1–40

0.09 (0.04–0.15)

0.05 (0.02–0.13)a

  1. aP value < 0.05.
  2. bTotal cholesterol and triglycerides levels were unavailable for 2 individuals who remained cognitively normal.