Carolien Zeetsen

35 CHAPTER Psychometric properties of the MoCA in healthy participants 2 Table 2.2. Means and standard deviations ( SD ) for the Montreal Cognitive Assessment (MoCA) total (MoCA–TS), domain (MoCA–DS) and memory index scores (MoCA–MIS), and frequency distribution of scores per item, for each version in the total sample. MoCA 7.1 MoCA 7.2 MoCA 7.3 ( n = 210) ( n = 111) ( n = 55) Mean MoCA–TS 25.50 (2.27) 25.13 (2.67) 26.16 (1.96) scoring range (0 – 30) 19 – 30 15 – 30 21 – 30 Mean MoCA–DS executive functioning 1.50 (0.61) 1.67 (0.49) 1.67 (0.47) visuospatial abilities 2.88 (0.89) 2.84 (0.78) 2.85 (0.97) attention 5.70 (0.55) 5.55 (0.78) 5.76 (0.47) language 4.48 (0.67) 4.17 (0.84) 4.04 (0.58) abstract reasoning 1.45 (0.56) 1.61 (0.62) 1.91 (0.29) memory 3.63 (1.13) 3.36 (1.31) 4.07 (1.14) orientation 5.86 (0.36) 5.93 (0.26) 5.85 (0.36) ( n = 159) ( n = 65) ( n = 55) Mean MoCA–MIS 13.15 (1.80) 13.57 (1.08) 13.76 (1.48) scoring range (0 – 15) 6 – 15 11 – 15 9 – 15 Item score frequency distribution ( n = 210) ( n = 111) ( n = 55) alternating trail making (0/1) 29/181 10/101 3/52 copy figure (0/1) 135/75 87/24 33/22 clock drawing (0/1/2/3) 0/16/68/126 0/6/30/75 0/7/16/32 naming (0/1/2/3) 0/1/24/185 0/0/17/94 0/0/1/54 digit span (0/1/2) 1/25/184 2/27/82 0/6/49 sustained attention (0/1) 6/204 4/107 1/54 serial subtraction (0/1/2/3) 0/5/20/185 0/5/5/101 0/1/4/50 sentence repetition (0/1/2) 7/69/134 15/45/51 7/38/10 verbal fluency (0/1) 77/133 27/84 15/40 abstract reasoning (0/1/2) 7/101/102 8/27/76 0/5/50 memory (0/1/2/3/4/5) 3/5/22/61/64/55 4/7/14/28/36/22 0/2/5/6/16/26 orientation (0/1/2/3/4/5/6) 0/0/0/0/1/28/181 0/0/0/0/0/8/103 0/0/0/0/0/8/47