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Table 1 Results of the reliability analysis of the PDF scale

From: Factors predicting post-dialysis fatigue of maintenance hemodialysis patients

Item

Corrected item-total correlation

Cronbach’ α if item deleted

Cronbach’ α

Q1

0.534

0.839

0.851

Q2

0.483

0.842

Q3

0.412

0.847

Q4

0.624

0.834

Q5

0.654

0.830

Q6

0.691

0.828

Q7

0.620

0.834

Q8

0.284

0.853

Q9

0.413

0.847

Q10

0.312

0.852

Q11

0.590

0.835

Q12

0.521

0.840

Q13

0.432

0.845

  1. Q1 Fatigue, Q2 General malaise, Q3 Feeling exhausted and weak, Q4 Lightheadedness, Q5 Need to lie down and take a nap or rest, Q6 Difficulty moving without taking a nap or rest, Q7 No appetite, Q8 Headache, Q9 Thoracic discomfort, Q10 Toothache, Q11 Not wanting to move, Q12 Not being motivated to do anything, Q13 Feeling pain after dialysis and eventually doing nothing for the whole day (same below)