Table 4: Summary of the measurements and the means of the following items: cognitive self-instruction, problem-solving, distraction, seeks social support, catastrophizing/helplessness from the Pediatric Pain Coping Inventory within the groups of children and adolescents with juvenile fibromyalgia, juvenile idiopathic arthritis and the control group.
| Mean | SD | Minimum | Maximum | Median | p-value* | |
|---|---|---|---|---|---|---|
| Cognitive self-instruction (0 to 14) | ||||||
| Juvenile fibromyalgia | 7.6(1) | 3.7 | 0.0 | 14.0 | 8.0 | <0.0001 |
| Juvenile idiopathic arthritis | 6.4(1) | 2.7 | 1.0 | 13.0 | 7.0 | |
| Control | 3.8(2) | 4.2 | 0.0 | 14.0 | 2.0 | |
| Problem-solving (0 to 20) | ||||||
| Juvenile fibromyalgia | 7.8(B) | 3.9 | 0.0 | 15.0 | 8.5 | <0.0001 |
| Juvenile idiopathic arthritis | 11.1(A) | 3.7 | 4.0 | 19.0 | 11.0 | |
| Control | 5.8(C) | 3.2 | 0.0 | 15.0 | 6.0 | |
| Distraction (0 to 18) | ||||||
| Juvenile fibromyalgia | 6.5(A) | 4.1 | 0.0 | 18.0 | 6.5 | <0.0001 |
| Juvenile idiopathic arthritis | 7.6(A) | 4.0 | 0.0 | 17.0 | 9.0 | |
| Control | 3.4(B) | 3.1 | 0.0 | 11.0 | 3.0 | |
| Seeks social support (0 to 18) | ||||||
| Juvenile fibromyalgia | 6.4(B) | 3.8 | 0.0 | 18.0 | 6.0 | <0.0001 |
| Juvenile idiopathic arthritis | 8.8(A) | 4.3 | 0.0 | 18.0 | 9.0 | |
| Control | 4.4(C) | 3.2 | 0.0 | 11.0 | 4.0 | |
| Catastrophizing/Helplessness (0 to 12) | ||||||
| Juvenile fibromyalgia | 5.0(2) | 2.3 | 1.0 | 11.0 | 5.0 | <0.0001 |
| Juvenile idiopathic arthritis | 6.5(1) | 2.5 | 1.0 | 12.0 | 6.0 | |
| Control | 3.2(3) | 1.5 | 0.0 | 7.0 | 3.0 | |
SD: standard deviation; (A), (B) and (C) had different means according to Duncan’s multiple comparisons with a global significance of 5%; (1), (2) and (3) show different means according to the C and Dennet multiple comparisons with a global significance of 5%; *descriptive level from ANOVA.