Skip to main content

Table 3 Item-subscale correlations of the Thai version of the PedsQL™ 3.0 DMD module for DMD

From: Reliability and validity of the Thai version of the Pediatric Quality of Life inventory™ 3.0 Duchenne Muscular Dystrophy module in Thai children with Duchenne Muscular Dystrophy

Subscales & Items Child Parent
A T W C A T W C
Daily Activities
 Trouble eating with a fork and knife 0.76a 0.39 0.44 0.00 0.77a 0.47 0.34 0.27
 Hard to write or draw with a pen or pencil 0.74a 0.51 0.40 0.21 0.80a 0.70 0.44 0.58
 Hard to put on my clothes 0.84a 0.17 0.02 0.02 0.90a 0.52 0.34 0.25
 Hard to use the toilet without help 0.74a 0.20 0.10 0.04 0.81a 0.51 0.21 0.36
 Need more time than others to complete tasks 0.64a 0.30 0.19 0.01 0.75a 0.50 0.38 0.24
Treatment  
 Hard to take medicines 0.24 0.60a 0.45 0.30 0.31 0.60a 0.49 0.37
 Physical therapy or daily stretching hurts 0.48 0.81a 0.41 0.45 0.62 0.85a 0.38 0.48
 Hard to be responsible for my medicines or
 physical therapy
0.27 0.88a 0.44 0.41 0.57 0.86a 0.49 0.43
 Hard to manage my muscle problem 0.29 0.83a 0.61 0.34 0.61 0.88a 0.60 0.45
Worry
 Worry about my muscle problem 0.24 0.58 0.78a 0.02 0.59 0.74 0.76a 0.39
 Worry whether or not my medicines are working 0.15 0.52 0.81a 0.10 0.23 0.38 0.76a 0.33
 Worry about my family 0.49 0.48 0.83a 0.18 0.37 0.44 0.73a 0.28
 Worry about needing help from others 0.30 0.39 0.80a 0.19 0.38 0.40 0.84a 0.40
 Worry about not being accepted by others 0.19 0.32 0.73a 0.42 0.22 0.45 0.71a 0.45
 Worry about being treated differently from others my age 0.05 0.47 0.68a 0.37 0.06 0.29 0.68a 0.34
Communication
 Hard for me to tell the doctors and nurses how I feel 0.00 0.37 0.21 0.87a 0.36 0.47 0.42 0.97a
 Hard for me to ask the doctors and nurses questions 0.05 0.40 0.20 0.91a 0.46 0.58 0.52 0.96a
 Hard for me to explain my muscle problem to other people 0.16 0.48 0.29 0.84a 0.40 0.47 0.44 0.93a
  1. Note: Pearson’s product moment correlations are designated as small (0.10), medium (0.30), and large (0.50)
  2. A Daily Activities, T Treatment, W Worry, C Communication
  3. a Values represent correlations between items and their hypothesized subscales