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Table 4 Subset of selected features for each time window and FL dataset

From: Predicting progression of mild cognitive impairment to dementia using neuropsychological data: a supervised learning approach using time windows

Features

FL approach

2-Year window

3-Year window

4-Year window

5-Year window

Age

X

X

X

X

X

Age of first symptons

X

 

X

X

X

Cancelation Task- A’s time

X

  

X

X

Cancelation Task – A’s total

 

X

X

  

Digit Span - Forward

   

X

 

Digit Span - Backward

 

X

X

X

 

Verbal Paired-Associate Learning – Easy

 

X

X

X

 

Verbal Paired-Associate Learning –Difficult

X

X

X

X

X

Verbal Paired-Associate Learning – Total

X

X

X

X

X

Logical Memory Immediate A free recall

X

X

X

X

X

Logical Memory - A Immediate Cued

X

 

X

X

 

Word Recall – Free recall

X

X

X

X

X

Word Recall –Total

X

 

X

  

Logical Memory with Interference-A

X

X

X

 

X

Orientation (Total)

X

X

X

X

X

Orientation – Personal

 

X

X

  

Orientation – Spatial

    

X

Orientation – Temporal

X

X

X

X

X

Orientation- MSQ

X

    

Verbal Fluency

X

  

X

X

Token Orders (total)

 

X

   

Cube Draw

X

    

Calculation

 

X

   

Interpretation of Proverbs – (Verbal Abstraction)

X

X

X

  

Raven Progressive Matrices

X

X

X

X

X

Trail Making Test (Part B) - time

X

    

CVLT A list (1sttrial)

   

X

X

CVLT A list (3thtrial)

  

X

  

CVLT A list (4thtrial)

X

X

   

CVLT A list (five learning trails total)

X

X

 

X

X

CVLT A list (Total intrusions in 5 recalls)

  

X

  

Blessed Dementia Scale (Total of Part 1 - Daily living activities)

X

    

Fi_LM_a

X

  

X

 

Fi_LM_a_m100

X

  

X

 

Cancelation Task – A’s total (Z-score)

 

X

X

  

Digit Span – Forward (Z-score)

 

X

  

X

Digit Span – Backward (Z-score)

X

 

X

  

Digit Span – Total (Z-score)

X

  

X

X

Verbal Paired-Associate Learning (Z-score)

X

X

X

X

X

Informatio (Z-score)

X

X

 

X

 

Orientation (Total) (Z-score)

X

X

X

X

X

Orientation- MSQ (Z-score)

X

X

X

X

X

Word Recall –Total (Z-score)

 

X

  

X

Verbal Fluency (Z-score)

X

X

X

X

X

Interpretation of Proverbs – (Verbal Abstraction) (Z-score)

X

 

X

X

X

Raven Progressive Matrices (Z-score)

X

X

X

X

X

Cancelation task -Toulouse- Pierón (concentration index) (Z-score)

X

    

CVLT A list (five learning trails total) (Z-score)

X

 

X

  

CVLT A list (5sttrial) (Z-score)

   

X

X

Logical Memory Immediate A free recall (Z-score)

X

X

X

X

X

Logical Memory with Interference-A (Z-score)

 

X

X

X

X

  1. The neuropsychological assessment was standardized according to the age and education norms for the Portuguese population and z-scores were calculated