Table 1 Clinical data of the three demographic groups studied

From: SORL1 variants across Alzheimer’s disease European American cohorts

  n M (%) AAO (x±SD) ALA (x±SD) APOE-ε4 (%)
sEOAD
 CO 169 42.60   75.95±9.97 23.08
 CA 217 51.15 59.34±9.17 68.93±13.68 62.67
sLOAD
 CO 266 41.73   72.51±6.24 29.70
 CA 134 45.52 70.64±7.44 75.23±6.62 28.96
fLOAD
 CO 324 41.36   86.57±8.25 51.58
 CA 866 35.80 73.34±7.42 91.71±8.17 73.44
  1. Abbreviations: AAO, age at onset; ALA, age at last assessment; APOE-ε4 (%), percentage of APOE allele 4 carriers; fLOAD, familiar late-onset Alzheimer’s disease; CA, case; CO, control; M (%), percentage of males; sEOAD, sporadic early-onset Alzheimer’s disease; sLOAD, sporadic late-onset Alzheimer’s disease.