Table 3.
Multivariate Associations of Age and Income with Pediatric Quality of Life Inventory (PedsQL) Total and Domain Scores.
| Characteristic | PedsQL score | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Total | Pain | Nausea | Procedural anxiety | Treatment anxiety | Worry | Cognitive problems | Appearance | Communications | |
| Model multiple R (p-value) | 0.51 (<.001) | 0.44 (<.001) | 0.51 (<.001) | 0.50 (<.001) | 0.46 (<.001) | 0.32 (.018) | 0.38 (.002) | 0.45 (<.001) | 0.42 (<.001) |
| beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | |
| Age | 0.19 (.020) | 0.13 (.127) | 0.13 (.107) | 0.36 (<.001) | 0.18 (.030) | 0.04 (.661) | 0.11 (.194) | 0.07 (.388) | 0.17 (.051) |
| Income adjusted R (p-value) | 0.43 (<.001) | 0.39 (<.001) | 0.46 (<.001) | 0.28 (.018) | 0.38 (<.001) | 0.30 (.016) | 0.34 (.004) | 0.42 (<.001) | 0.35 (.002) |
| a <$25,000 | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) | beta (p-value) |
| $25-50,000 | 0.21 (.016) | 0.14 (.133) | 0.24 (.007) | 0.14 (.120) | 0.16 (.088) | 0.21 (.031) | 0.21 (.028) | 0.26 (.006) | 0.06 (.549) |
| $50-75,000 | 0.28 (.002) | 0.23 (.014) | 0.15 (.078) | 0.18 (.037) | 0.26 (.005) | 0.21 (.030) | 0.14 (.135) | 0.31 (.001) | 0.30 (.001) |
| $75-100,000 | 0.39 (<.001) | 0.36 (<.001) | 0.41 (<.001) | 0.27 (.002) | 0.34 (<.001) | 0.27 (.004) | 0.30 (.001) | 0.35 (<.001) | 0.23 (.011) |
| >$100,000 | 0.30 (.001) | 0.28 (.002) | 0.38 (<.001) | 0.07 (.421) | 0.25 (.005) | 0.20 (.036) | 0.26 (.005) | 0.29 (.001) | 0.23 (.010) |
a
Referent group for family income level.