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Table 5 Clinical and sociodemographic characteristics of the sample used to estimate the parameters of the structural equation models used to calculate the composite scores

From: Unveiling the sound of the cognitive status: Machine Learning-based speech analysis in the Alzheimer’s disease spectrum

 

All sample

HC/SCD

MCI

ADD

Sex (% females)

67.09

69.73

62.79

71.04

Age (mean (SD))

75.54 (9.93)

64.51 (9.66)

73.85 (9.23)

80.65 (7.05)

Years of formal education (mean (SD))

7.28 (4.60)

11.08 (4.32)

7.54 (4.42)

5.88 (4.18)

MMSE (mean (SD))

24.00 (4.72)

29.13 (1.25)

26.21 (2.94)

20.08 (3.85)

  1. Abbreviations: SD, standard deviation; MMSE, Mini-Mental State Examination