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Table 1 Demographic characteristics

From: Enhanced diagnostic accuracy for neurocognitive disorders: a revised cut-off approach for the Montreal Cognitive Assessment

GroupNCNFMild+Major NCDMild NCD
n28349447159
Prevalence in MC sample %9.990.132.1
Age mean (SD)73.8 (5.2)73.1 (5.6)78.3 (5.9)*76.0 (6.0)*
Age range65–9165–8865–9165–91
Education mean (SD)13.6 (2.9)13.8 (2.7)12.2 (3.0)*12.4 (3.1)*
Education7–208–207–207–20
Female %54.840.855.753.5
MMSE score29.2 (0.9)29.0 (1.0)25.1 (3.5)*27.2 (2.2)*
MoCA score26.5 (2.4)26.5 (2.2)19.1 (4.5)*22.0 (3.6)*
MoCA score range16–3022–302–3012–30
MoCAz-score0.0 (1.0)0.1 (1.0)− 2.1 (1.0)*− 1.5 (1.0)*
MoCAz-score range− 3.0–2.4− 1.7–1.9− 4.3–1.5− 3.7–1.5
  1. Data are presented as mean (SD). There were no differences between NC and NF. Mild NCD is a subgroup of Mild+Major NCD. NF is compared to Mild+Major NCD and Mild NCD: *P < .001
  2. Abbreviations: NC normal controls, NCD neurocognitive disorder, NF normal findings, MMSE Mini Mental State Examination, MoCA Montreal Cognitive Assessment; MoCA z-score demographically corrected standard score [7]