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Table 7 Number and percentage of people below given cut-points on MMSE and EMSE by dementia status

From: Brief cognitive assessment in a UK population sample – distributional properties and the relationship between the MMSE and an extended mental state examination

  MMSE Non-demented MMSE Demented EMSE Non-demented EMSE Demented
Below 5 th pcntle (MMSE cut-point = 21, EMSE cut-point = 41) 618 (3%) 622 (73%) 810 (5%) 474 (77%)
Below 10 th pcntle (MMSE cut-point = 23, EMSE cut-point = 45) 1443 (8%) 707 (84%) 1676 (10%) 524 (88%)
Below -1 SD (MMSE cut-point = 23.1, EMSE cut-point = 44.5) 2075 (13%) 739 (90%) 1676 (10%) 524 (88%)
Below -2 SD (MMSE cut-point = 12.9, EMSE cut-point-24.5) 5 (0%) 229 (24%) 36 (0%) 125 (19%)
  1. pcntle Percentile of the distribution; SD Standard deviation of the mean