Table II.
Correlations of Demographic, Treatment, and Health-Related Quality of Life Variables
| 1. | 2. | 3. | 4. | 5. | 6. | 7. | 8. | 9. | 10. | 11. | 12. | 13. | 14. | 15. | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Pain and hurt | – | ||||||||||||||
| 2. Pain impact | 0.687** | – | |||||||||||||
| 3. Pain management | 0.539** | 0.696** | – | ||||||||||||
| 4. Emotions | 0.374** | 0.431** | 0.351** | – | |||||||||||
| 5. Treatment | 0.529** | 0.483** | 0.353** | 0.482** | – | ||||||||||
| 6. Worry I | 0.572** | 0.645** | 0.537** | 0.510** | 0.524** | – | |||||||||
| 7. Worry II | 0.487** | 0.423** | 0.328** | 0.379** | 0.428** | 0.495** | – | ||||||||
| 8. Communication I | 0.378** | 0.382** | 0.362** | 0.414** | 0.531** | 0.494** | 0.337** | – | |||||||
| 9. Communication II | 0.410** | 0.433** | 0.365** | 0.465** | 0.536** | 0.545** | 0.357** | 0.507** | – | ||||||
| 10. Age | −0.206** | −0.134* | −0.015 | −0.149** | −0.042 | −0.205** | −0.064 | −0.003 | −0.114* | – | |||||
| 11. Sex (female) | −0.154** | −0.084 | −0.085 | −0.087 | −0.128* | −0.122* | −0.047 | −0.113* | −0.193** | 0.029 | – | ||||
| 12. Severity (more severe) | −0.094 | −0.040 | −0.001 | −0.116* | 0.045 | −0.079 | −0.165** | −0.051 | −0.072 | 0.001 | −0.043 | – | |||
| 13. Hydroxyurea (yes) | −0.142* | −0.055 | −0.059 | −0.012 | 0.118* | 0.025 | 0.026 | 0.001 | −0.016 | 0.147** | −0.056 | 0.440** | – | ||
| 14. Transfusions (yes) | 0.081 | 0.110 | 0.120* | −0.028 | −0.058 | 0.032 | −0.188** | 0.061 | 0.008 | −0.047 | 0.038 | 0.233** | −0.256** | – | |
| 15. Healthcare utiliz. (yes) | −0.124* | −0.072 | −0.008 | −0.021 | 0.043 | 0.019 | −0.041 | 0.027 | −0.033 | −0.181** | 0.045 | 0.190** | −0.015 | 0.086 | – |
| n | 307 | 307 | 305 | 306 | 301 | 306 | 306 | 304 | 306 | 307 | 307 | 307 | 307 | 307 | 277 |
| M *** | 68.00 | 55.37 | 63.93 | 71.36 | 72.55 | 68.29 | 79.86 | 77.77 | 62.83 | 14.98 | 50.5% | 69.7% | 53.7% | 11.1% | 88.1% |
| SD | 21.05 | 23.94 | 27.70 | 28.41 | 20.38 | 23.89 | 25.07 | 22.50 | 28.01 | 3.74 | – | – | – | – | – |
| Min | 2.78 | 0.00 | 0.00 | 0.00 | 16.67 | 0.00 | 0.00 | 0.00 | 0.00 | 11.00 | – | – | – | – | – |
| Max | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 24.41 | – | – | – | – | – |
Notes. Acute care indicates those with acute care utilization; Transfusions, on chronic transfusion therapy; NS = not significant, p > .05; and PedsQL SCD, Pediatric Quality of Life Inventory Sickle Cell Disease Module.
*
p < .05.
**
p < .01.
***
Frequency presented for females, those prescribed hydroxyurea, those utilizing chronic transfusion, and those with one or more acute care visits/hospitalizations.