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Table 2 Correlations among MFI-20 subscales and their partial correlations controlled for age or sex.

From: Further validation of the Multidimensional Fatigue Inventory in a US adult population sample

Age Effect

   
 

Physical Fatigue

Reduced Activity

Reduced Motivation

Physical Fatigue

 

0.6777

0.6301

Reduced Activity

0.6738

 

0.6893

Reduced Motivation

0.6255

0.6855

 

Sex Effect

   
 

Physical Fatigue

General Fatigue

Mental Fatigue

Physical Fatigue

 

0.7392

0.4933

General Fatigue

0.7356

 

0.5940

Mental Fatigue

0.4891

0.5904

 
  1. Note: upper right triangle: Pearson correlations; lower left triangle (numbers in Italic and bold): partial correlations (controlled for sex and age, respectively). All p-values are < 0.0001.
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Population Health Metrics

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