Table 4.
Pearson bivariate correlation coefficients for PROMIS® and legacy measures of mobility
| Child Self-Report | Parent-Reported | Performance-Based (Examiner-Administered) | |||||||
|---|---|---|---|---|---|---|---|---|---|
|
| |||||||||
| 2 PROMIS® CAT | 3 PedsQL Move | 4 PODCI mobility | 5 PODCI Sports | 6 Gillette | 7 SHC CP- CAT | 8 TUG | 9 GMFM Stand | 10 GMFM Walk | |
| 1. PROMIS® Short Form | .88** | .58** | .52** | .60** | .48** | .54** | −.30** | .39** | .39** |
| 2. PROMIS® Mobility CAT | - | .60** | .39** | .49** | .41** | .38** | −.16 | .21 | .19 |
| 3. PedsQL Movement and Balance | - | .39** | .32** | .40** | .41** | −.35** | .25** | .29** | |
|
| |||||||||
| 4. PODCI Mobility | - | .74** | .76** | .84** | −.59** | .77** | .74** | ||
| 5. PODCI Sports | - | .64** | .79** | −.36** | .67** | .61** | |||
| 6. FAQ | - | .68** | −.65** | .67** | .61** | ||||
| 7. SHC CP-CAT Lower Extremity | - | −.56** | .80** | .83** | |||||
|
| |||||||||
| 8. TUG | - | .68** | −.63** | ||||||
| 9. GMFM Stand | - | .95** | |||||||
| 10. GMFM Walk | - | ||||||||
Note. PROMIS® = Patient Reported Outcome Measurement Information System; PedsQL = Pediatric Quality of Life Inventory™; PODCI = Pediatric Outcomes Data Collection Instrument; FAQ = Functional Assessment Questionnaire; SHC CP-CAT = Shriners Hospitals for Children CP-CAT; TUG = Time Up and Go; GMFM = Gross Motor Function Measure; ns for all other correlations ranged from 78 to 82.