Table 5 Correlation coefficients between the FACIT-CD, SF-12, and EORTC QLQ-CX24 questionnaire scales (convergent validity)
Questionnaire | Scale | FACIT-CD scale | ||
|---|---|---|---|---|
Physical well-being | General perceptions | Emotional well-being | ||
rs (95% CI) | rs (95% CI) | rs (95% CI) | ||
SF-12 | Physical function | 0.20 (0.10–0.31) | NA | NA |
|  | Physical role | 0.18 (0.08–0.28) | NA | NA |
|  | Bodily pain | 0.16 (0.06–0.27) | NA | NA |
|  | Emotional role | NA | NA | 0.14 (0.04–0.25) |
|  | Mental health | NA | NA | 0.38 (0.29–0.47) |
|  | General health | NA | 0.32 (0.22–0.41) | NA |
|  | Vitality | NA | 0.28 (0.17–0.37) | NA |
|  | Social role | NA | 0.17 (0.06–0.27) | NA |
|  | Physical component summary | 0.17 (0.07–0.27) | NA | NA |
|  | Mental component summary | NA | NA | 0.34 (0.24–0.43) |
EORTC QLQ-CX24 | Sexual worry | −0.53 (−0.61 to −0.45) | NA | NA |
|  | Sexual/vaginal function | −0.49 (−0.58 to −0.40) | NA | NA |