Table 4 Construct validity: “a priori” formulated hypothesis
Hypothesis | Correlation value | N | Hypothesis confirmed? |
|---|---|---|---|
A high score on the MSK-HQ (good MSK health) is expected to have high correlation with high health-related quality-of-life assessed by EQ-5D-5L | .764 | 541 | Yes |
A low score on the MSK-HQ (poor MSK health) is expected to have high/moderate negative correlation with a high score on the Örebro Musculoskeletal Pain Questionnaire short form. | − .659 | 549 | Yes |
A low score on the MSK-HQ (poor MSK health) is high/moderate negative associated with high score on the Keele STarT MSK | − .689 | 549 | Yes |
A low score on the MSK-HQ (poor MSK health) is high/moderate associated with higher productivity losses. | .336 | 237 | Yes |
A low score on the MSK-HQ (poor MSK health) is high/moderate associated with low self-perceived work ability. | .412 | 548 | Yes |
A low score on the MSK-HQ (poor MSK health) is high associated with low self-rated health (EQ-VAS) | .592 | 542 | Yes |
A low score on the MSK-HQ, indicating poor MSK health, is high/moderate associated with few days with physical activity. | .378 | 535 | Yes |
A low score on the MSK-HQ (poor MSK health) is low/moderate associated with longer sick leave. | .001 | 549 | Yes |