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Table 1 Demographics of the study participants

From: Change in brain amyloid load and cognition in patients with amnestic mild cognitive impairment: a 3-year follow-up study

 

All

Amyloid positive

Amyloid negative

Patients at baseline

N = 34

N = 15

N = 19

Mean age at baseline

73.4 ± 6.6

75.9 ± 3.7

71.4 ± 7.7

Age range at baseline

60–86

68–82

60–86

Mean education (years)

12.7 ± 2.6

12.5 ± 2.8

12.8 ± 2.5

Range education

9–16

9–16

9–16

Males at baseline (%)

N = 23 (67.6)

N= 10 (66.7)

N = 13 (68.4)

Females at baseline (%)

N= 11 (32.4)

N= 5 (33.3)

N = 6 (31.6)

  1. Age and education are presented as mean ± standard deviation (SD). N number of individuals