Table 4.
Convergent Validity – Correlations Between SF-36 and the FACT-An Fatigue and Anemia Subscales
| SF-36 domain/Component Summary score | FACT-An subscale | |
|---|---|---|
| Anemia | Fatigue | |
| Physical functioning | 0.63*** | 0.60*** |
| Role-Physical | 0.64*** | 0.61*** |
| Vitality | 0.77*** | 0.76*** |
| Role-Emotional | 0.53*** | 0.52*** |
| Mental Health | 0.54*** | 0.52*** |
| Social Functioning | 0.66*** | 0.67*** |
| Bodily Pain | 0.53*** | 0.53*** |
| General Health | 0.64*** | 0.61*** |
| Mental Component Summary score | 0.62*** | 0.62*** |
| Physical Component Summary score | 0.69*** | 0.66*** |
Spearman’s rank order correlation. *** p < 0.001
Abbreviations: FACT-An Functional Assessment of Cancer Therapy-Anemia, SF-36 Medical Outcomes Survey Short Form-36