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Table 4 Description of cohort phenotypes, number of individuals for each sex and mean age at onset, and last clinic visit for all individuals studied (n=124)

From: A comprehensive analysis of copy number variation in a Turkish dementia cohort

Phenotype Total # individuals (M|F) Mean age at onset (±SD) Mean age at last clinic visit (±SD)
MCI 22 (13|9) 70.0 (±7.7) 74.0 (±7.0)
AD 58 (20|38) 65.1 (±8.8) 69.8 (±10.0)
FTD 27 (15|12) 56.5 (±11.1) 56.4 (±15.9)
Dementia 1 (0|1) NA 74.0 (±0)
Risk of AD 4 (3|1) NA 53.3 (±1.4)
Risk of FTD 10 (3|7) NA 47.3 (±17.1)
Unaffected 2 (0|2) NA 72.0 (±1.4)
  1. MCI mild cognitive impairment, AD Alzheimer’s disease, FTD frontotemporal dementia, F female, M male, SD standard deviation, NA not available. This cohort includes 19 individuals analyzed as part of seven families (Fig. 1).