Table 1

Baseline Patient Characteristics

CharacteristicNo Dementia at Follow-up (n = 3,221)Dementia at Follow-up (n = 233)
Mean age, y (SD; IQR)74.3 (2.5; 72-76)75.1 (2.6; 73-77)
Female, No. (%)1,752 (54)133 (57)
Educational level, No. (%)a
 Low: <7 y748 (23)74 (32)
 Intermediate: 7-12 y2,007 (63)133 (58)
 High: >12 y436 (14)22 (10)
Subjective memory complaints, No. (%)b515 (16)86 (37)
MMSE-5 imperfect, No. (%)c1,876 (58)174 (75)
VAT imperfect, No. (%)d858 (27)124 (54)
  • IQR = interquartile range; MMSE-5 = Mini-Mental State Examination, item 5 (delayed recall); VAT = Visual Association Test.

  • a 34 missing (30 in no dementia group, 4 in dementia group).

  • b 31 missing, based on Geriatric Depression Scale 15, item 10 (30 in no dementia group, 1 in dementia group).

  • c 1 missing (in no dementia group).

  • d 18 missing (15 in no dementia group, 3 in dementia group).