Table 3. Responses to the Child Health Utility 9D (CHU9D), frequency (%).
| CHU9D dimensions and levels | ALL | Physical activity | Homework | Sleep | ||||
| Low | Medium | High | ≤ median time† | > median time† | ≤ median time† | > median time† | ||
| N = 198 | N = 413 | N = 204 | N = 492 | N = 323 | N = 536 | N = 279 | ||
| 1. Worried | P = 0.02 | P = 0.01 | P = 0.001 | |||||
| I don’t feel worried today | 40.9 | 37.4 | 38.3 | 49.5 | 45.1 | 34.4 | 38.3 | 45.9 |
| I feel a little bit worried today | 34.9 | 32.3 | 37.1 | 32.8 | 33.9 | 36.2 | 33.0 | 38.4 |
| I feel a bit worried today | 15.0 | 20.7 | 14.5 | 10.3 | 13.4 | 17.3 | 17.0 | 11.1 |
| I feel quite worried today | 6.0 | 4.6 | 7.3 | 4.9 | 5.1 | 7.4 | 7.3 | 3.6 |
| I feel very worried today | 3.3 | 5.1 | 2.9 | 2.5 | 2.4 | 4.6 | 4.5 | 1.1 |
| 2. Sad | P = 0.19 | P = 0.006 | P = 0.001 | |||||
| I don’t feel sad today | 58.8 | 55.6 | 56.7 | 66.2 | 63.6 | 51.4 | 54.9 | 66.3 |
| I feel a little bit sad today | 25.5 | 25.8 | 28.8 | 18.6 | 23.8 | 28.2 | 25.9 | 24.7 |
| I feel a bit sad today | 9.1 | 11.1 | 8.0 | 9.3 | 7.5 | 11.5 | 10.5 | 6.5 |
| I feel quite sad today | 2.9 | 3.0 | 2.7 | 3.4 | 2.0 | 4.3 | 3.9 | 1.1 |
| I feel very sad today | 3.7 | 4.6 | 3.9 | 2.5 | 3.1 | 4.6 | 4.9 | 1.4 |
| 3. Pain | P = 0.10 | P = 0.10 | P = 0.002 | |||||
| I don’t have any pain today | 65.5 | 58.6 | 66.6 | 70.1 | 68.9 | 60.4 | 61.8 | 72.8 |
| I have a little bit of pain today | 21.5 | 23.7 | 21.6 | 19.1 | 20.3 | 23.2 | 22.2 | 20.1 |
| I have a bit of pain today | 7.2 | 11.1 | 6.8 | 4.4 | 5.9 | 9.3 | 8.4 | 5.0 |
| I have quite a lot of pain today | 3.3 | 2.5 | 3.2 | 4.4 | 2.9 | 4.0 | 4.7 | 0.7 |
| I have a lot of pain today | 2.5 | 4.0 | 1.9 | 2.0 | 2.0 | 3.1 | 3.0 | 1.4 |
| 4. Tired | P<0.001 | P = 0.04 | P<0.001 | |||||
| I don’t feel tired today | 19.3 | 15.7 | 15.5 | 30.4 | 21.1 | 16.4 | 14.4 | 28.7 |
| I feel a little bit tired today | 31.3 | 27.3 | 34.1 | 29.4 | 32.7 | 29.1 | 30.6 | 32.6 |
| I feel a bit tired today | 23.1 | 26.3 | 24.5 | 17.2 | 23.4 | 22.6 | 23.5 | 22.2 |
| I feel quite tired today | 15.5 | 15.2 | 16.5 | 13.7 | 14.0 | 17.7 | 18.8 | 9.0 |
| I feel very tired today | 10.9 | 15.7 | 9.4 | 9.3 | 8.7 | 14.2 | 12.7 | 7.5 |
| 5. Annoyed | P = 0.02 | P = 0.12 | P<0.001 | |||||
| I don’t feel annoyed today | 33.1 | 30.8 | 29.3 | 43.1 | 34.8 | 30.7 | 30.0 | 39.1 |
| I feel a little bit annoyed today | 39.8 | 36.9 | 42.4 | 37.3 | 41.5 | 37.2 | 37.7 | 43.7 |
| I feel a bit annoyed today | 16.2 | 17.7 | 17.9 | 11.3 | 14.6 | 18.6 | 19.0 | 10.8 |
| I feel quite annoyed today | 5.4 | 8.1 | 5.1 | 3.4 | 4.5 | 6.8 | 6.3 | 3.6 |
| I feel very annoyed today | 5.5 | 6.6 | 5.3 | 4.9 | 4.7 | 6.8 | 6.9 | 2.9 |
| 6. Schoolwork/homework | P = 0.61 | P = 0.001 | P = 0.001 | |||||
| I have no problems with my schoolwork/homework today | 38.9 | 35.9 | 38.7 | 42.2 | 43.3 | 32.2 | 34.5 | 47.3 |
| I have a few problems with my schoolwork/homework today | 44.5 | 45.0 | 43.6 | 46.1 | 43.5 | 46.1 | 46.6 | 40.5 |
| I have some problems with my schoolwork/homework today | 12.5 | 14.1 | 13.6 | 8.8 | 11.0 | 14.9 | 13.4 | 10.8 |
| I have many problems with my schoolwork/homework today | 2.6 | 3.0 | 2.4 | 2.5 | 1.6 | 4.0 | 3.5 | 0.7 |
| I can’t do my schoolwork/homework today | 1.5 | 2.0 | 1.7 | 0.5 | 0.6 | 2.8 | 1.9 | 0.7 |
| 7. Sleep | P = 0.03 | P = 0.03 | P<0.001 | |||||
| Last night, I had no problems sleeping | 38.9 | 30.3 | 38.3 | 48.5 | 40.5 | 36.5 | 31.0 | 54.1 |
| Last night, I had a few problems sleeping | 31.5 | 33.3 | 32.5 | 27.9 | 33.9 | 27.9 | 31.7 | 31.2 |
| Last night, I had some problems sleeping | 24.5 | 31.3 | 24.5 | 18.1 | 21.3 | 29.4 | 30.0 | 14.0 |
| Last night, I had many problems sleeping | 2.7 | 3.0 | 2.4 | 2.9 | 2.6 | 2.8 | 3.9 | 0.4 |
| Last night, I couldn’t sleep at all | 2.3 | 2.0 | 2.4 | 2.5 | 1.6 | 3.4 | 3.4 | 0.4 |
| 8. Daily routine | P = 0.04 | P = 0.12 | P = 0.01 | |||||
| I have no problems with my daily routine today | 86.3 | 84.9 | 84.5 | 91.2 | 87.4 | 84.5 | 83.6 | 91.4 |
| I have a few problems with my daily routine today | 10.7 | 9.6 | 12.4 | 8.3 | 10.2 | 11.5 | 13.1 | 6.1 |
| I have some problems with my daily routine today | 1.6 | 3.5 | 1.5 | 0.0 | 1.8 | 1.2 | 1.7 | 1.4 |
| I have many problems with my daily routine today | 0.9 | 0.5 | 1.2 | 0.5 | 0.4 | 1.6 | 0.8 | 1.1 |
| I can’t do my daily routine today | 0.6 | 1.5 | 0.5 | 0.0 | 0.2 | 1.2 | 0.9 | 0.0 |
| 9. Able to join in activities | P<0.001 | P = 0.03 | P = 0.04 | |||||
| I can join in with any activities today | 47.9 | 37.9 | 46.5 | 60.3 | 51.4 | 42.4 | 44.8 | 53.8 |
| I can join in with most activities today | 21.0 | 19.7 | 21.3 | 21.6 | 20.1 | 22.3 | 20.7 | 21.5 |
| I can join in with some activities today | 13.3 | 9.6 | 17.0 | 9.3 | 12.6 | 14.2 | 15.5 | 9.0 |
| I can join in with a few activities today | 10.7 | 19.2 | 9.2 | 5.4 | 10.6 | 10.8 | 11.4 | 9.3 |
| I can join in with no activities today | 7.2 | 13.6 | 6.1 | 3.4 | 5.3 | 10.2 | 7.7 | 6.5 |
P value reported in the table based on chi-square test.
†
Median values were calculated within each grade level.