Table 12. Convergent validity between MHPQ dimensions and validating measures.
| Painful locations | Pain intensity | Pain interference | |
|---|---|---|---|
| Outcomes at baseline assessment | |||
| Number of days hospitaliseda | 0.230* | 0.144 | 0.213 |
| Bleeding episodesa | 0.325** | 0.024 | 0.117 |
| Number of affected joints | 0.579*** | 0.265* | 0.267* |
| Opioid prescription | 0.401*** | 0.309** | 0.423*** |
| PROMIS Anxiety | 0.251* | 0.345** | 0.466*** |
| PROMIS Depression | 0.198 | 0.375*** | 0.469*** |
| A36 Hemofilia-QoL_Global score | -0.517*** | -0.560*** | -0.670*** |
| A36 Hemofilia-QoL _Daily activities | -0.483*** | -0.428*** | -0.578*** |
| A36 Hemofilia-QoL _Joints | -0.515*** | -0.523*** | -0.502*** |
| A36 Hemofilia-QoL _Pain | -0.519*** | -0.544*** | -0.459*** |
| A36 Hemofilia-QoL _Emotional functioning | -0.337** | -0.582*** | -0.583*** |
| A36 Hemofilia-QoL _Mental health | -0.357*** | -0.511*** | -0.588*** |
| A36 Hemofilia-QoL _ Relationships and social activity | -0.364*** | -0.419*** | -0.533*** |
| HAL_Global score | -0.599*** | -0.568*** | -0.579*** |
| HAL_Lying, Kneeling, Sitting, Standing | -0.485*** | -0.504*** | -0.490*** |
| HAL_Function of the legs | -0.466*** | -0.548*** | -0.561*** |
| HAL_Function of the arms | -0.586*** | -0.512*** | -0.458*** |
| HAL_Household tasks | -0.626*** | -0.532*** | -0.526*** |
| HAL_Leisure activities and sports | -0.447*** | -0.391*** | -0.493*** |
| IPQ-R_Consequences | 0.446*** | 0.474*** | 0.566*** |
| IPQ-R_Emotional representation | 0.215 | 0.409*** | 0.465*** |
| Follow-up assessment (3 months) | |||
| Bleeding episodesb | 0.393** | 0.245 | 0.231 |
| Number of affected joints | 0.585*** | 0.424** | 0.384** |
| Weekly pain | 0.416** | 0.598*** | 0.464** |
aDuring the previous year
b During the previous 3 months
*p≤0.05
**p≤0.01
***p≤0.001
Abbreviations: PROMIS, Patient-Reported Outcomes Measurement System; HAL, Haemophilia Activities List; IPQ-R, Illness Perceptions Questionnaire Revised