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Table 1 Characteristics of the CFAS analysis population with valid MMSE scores at baseline screen and assessment

From: The reliability of assigning individuals to cognitive states using the Mini Mental-State Examination: a population-based prospective cohort study

  Total sample (n = 13,004) Analysis sample (n = 2,275)
  n % n weighted %
Age group (years)     
   65-69 3,184 24 514 24
   70-74 3,150 24 559 24
   75-79 2,906 22 425 23
   80-84 2,256 17 415 17
   85-89 1,092 8 259 9
   ≥ 90 416 3 103 4
Sex-men 5,157 40 833 39
Education < 9 years 872 7 209 7
Social class grouping-manual 7,152 56 1,435 59
Baseline/screen MMSE < 21 1,180 9 587 11
Days between screen and assessment* - - 69 (45, 111)
  1. *median (quartiles)