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Table 6 Construct validity of the Thai version of the PedsQL™ 3.0 DMD Module, known-groups method comparing ambulatory and non-ambulatory patients

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

Scale (# items) Ambulatory Non-ambulatory P Difference (95% CI)
Mean SD Mean SD  
Child self-report (N = 13) (N = 32)   
 Total (18) 66.03 18.54 55.87 16.91 0.08 10.16 (−1.37, 21.69)
 Daily Activities (5) 67.69 17.51 46.09 23.48 < 0.01 21.60 (7.02, 36.18)
 Treatment Barriers (4) 70.19 21.52 61.78 24.10 0.28 8.41 (−7.12, 23.94)
 Worry (6) 66.03 25.16 62.11 24.90 0.64 3.92 (−12.65, 20.48)
 Communication (3) 57.69 26.23 51.82 26.75 0.51 5.87 (−11.78, 23.52)
Parent proxy report (N = 22) (N = 33)   
 Total (18) 70.01 15.56 54.29 21.25 < 0.01 15.72 (5.12, 26.32)
 Daily Activities (5) 67.95 17.57 41.21 25.74 < 0.001 26.74 (14.13, 39.36)
 Treatment Barriers (4) 75.28 18.75 59.85 25.05 0.02 15.43 (2.87, 28.00)
 Worry (6) 63.07 19.17 58.21 25.59 0.45 4.86 (−7.98, 17.70)
 Communication (3) 80.30 27.76 60.86 33.04 0.03 19.44 (2.30, 36.59)