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Table 1 Phenocopy cases – demographic details

From: The behavioural variant frontotemporal dementia phenocopy syndrome is a distinct entity - evidence from a longitudinal study

Demographics at Presentation

Phenocopy

bvFTD

(n = 16)

Probable

bvFTD

(n = 27)

P value

Age at Onset, yrs

55.7 ± 6.3

59.7 ± 8.1

0.1

Sex (M:F)

15:1

22:5

0.4

Disease Duration, yrs.

3.9 ± 2.3

3.8 ± 2.4

0.1

Education, yrs.

11.4 ± 2.1

12.4 ± 3.4

0.3

ACE-R

89.2 ± 6.4

72.8 ± 14.6

0.001

CBI

91.3 ± 59

72.5 ± 21.5

0.3

Follow-up, yrs.

7.3 ± 4.2

3.2 ± 1.3

0.002

  1. Demographic information (Mean ± standard deviation scores) for the phenocopy cases with blood available for C9orf72 expansion testing, and probable bvFTD cases. bvFTD behavioural variant frontotemporal dementia, ACE-R Addenbrooke’s Cognitive Examination-Revised, CBI Cambridge Behavioural Inventory