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Table 1 Demographic characteristics of participants

From: Cognitive trajectories of patients with focal ß-amyloid deposition

Uptake grade

No-FMM uptake (n = 122)

Focal-FMM uptake (n = 45)

Diffuse-FMM uptake (n = 73)

p

No vs Focal uptake

p

No vs Diffuse uptake

p

Focal vs Diffuse uptake

Age (Mean ± SD)

69.2 ± 8.6

73.6 ± 8.0

71.1 ± 8.4

0.008

0.360

0.341

Men (%)

51 (41.8)

13 (28.9)

33 (45.2)

0.387

1.000

0.236

Education, years (Mean ± SD)

10.1 ± 5.0

10.3 ± 5.0

10.9 ± 4.5

1.000

0.822

1.000

APOE ε4 carrier (N = 236)

17/119 (14.3)

19/45 (42.2)

40/72 (55.6)

< 0.001

<  0.001

0.487

Vascular risk factors

Hypertension (%)

59 (48.4)

19 (42.2)

26 (35.6)

1.000

0.250

1.000

Diabetes (%)

20 (16.4)

5 (11.1)

11 (15.1)

1.000

1.000

1.000

Hyperlipidemia (%)

45 (36.9)

14 (31.1)

10 (13.7)

1.000

0.002

0.069

Diagnosis

   

< 0.001

<  0.001

0.005

CU (%)

83 (68.0)

19 (42.2)

10 (13.7)

   

aMCI (%)

34 (27.9)

11 (24.4)

33 (45.2)

   

ADD (%)

5 (4.1)

15 (33.3)

30 (41.1)

   
  1. P values were corrected for multiple comparisons using the Bonferroni method
  2. FMM 18F-flutemetamol, APOE ε4 apolipoprotein ε4, CU cognitively unimpaired, aMCI amnestic mild cognitive impairment, ADD Alzheimer’s disease dementia