Table 5.
Convergent validity of the YW-BCI36 with the functioning and symptoms scales of the QLQ-C30 and QLQ-BR23
| Dimensions of the YW-BCI36 | Feeling of couple cohesion | Negative affectivity and apprehension about the future | Body image and sexuality | Career management | Deterioration of relationships with close relatives | Management of child(ren) and of everyday life | Financial difficulties | Sharing with close relatives |
|---|---|---|---|---|---|---|---|---|
| EORTC QLQ-C30 functioning | ||||||||
| Overall health status | 0.28* | −0.36** | −0.35** | 0.61** | −0.35** | −0.63** | −0.43** | 0.14 |
| Physical functioning | 0.16 | −0.22* | −0.33** | 0.52** | −0.32** | −0.60** | −0.45** | 0.08 |
| Role functioning | 0.14 | −0.31** | −0.15 | 0.51** | −0.24* | −0.58** | −0.34** | −0.02 |
| Emotional functioning | 0.21* | −0.59** | −0.41** | 0.28* | −0.35** | −0.50** | −0.35** | 0.21* |
| Cognitive functioning | 0.35** | −0.27* | −0.20* | 0.33** | −0.33** | −0.53** | −0.30** | 0.05 |
| Social functioning | 0.20* | −0.30** | −0.29** | 0.48** | −0.30** | −0.62** | −0.46** | −0.01 |
| Financial difficulties | −0.28* | 0.02 | 0.11 | −0.42** | 0.05 | 0.28** | 0.73** | 0.14 |
| QLQ-BR23 functioning | ||||||||
| Body image | 0.12 | −0.41** | −0.41** | 0.39** | −0.19 | −0.31* | −0.31* | 0.14 |
| Sexual functioning | 0.51** | −0.37** | −0.74** | 0.29* | −0.17 | −0.33 | 0.04 | 0.05 |
| Sexual enjoyment | 0.03 | −0.33** | −0.65** | 0.23* | −0.48** | −0.43** | −0.07 | 0.27 |
| Future perspective | 0.11 | −0.66** | −0.32* | 0.16 | −0.21* | −0.25 | −0.13 | 0.16 |
| QLQ-C30 symptoms | ||||||||
| Fatigue | −016 | 0.31** | 0.32** | −0.53** | 0.20* | 0.58** | 0.52** | 0.02 |
| Nausea and vomiting | −0.22* | 0.23* | 0.18 | −0.22* | 0.13 | 0.35** | 0.24* | 0.04 |
| Pain | −0.07 | 0.26* | 0.18 | −0.37** | 0.19 | 0.51** | 0.42** | 0.02 |
| Dyspnea | −0.01 | 0.09 | 0.02 | −0.36** | 0.19 | 0.29** | 0.19 | −0.19 |
| Insomnia | −0.21* | 0.42** | 0.35** | −0.17 | 0.28* | 0.46** | 0.26** | −0.16 |
| Appetite loss | −0.13 | 0.31** | 0.33** | −0.26* | 0.16 | 0.45** | 0.33** | 0.04 |
| Constipation | −0.02 | 0.24* | 0.25** | −0.24* | 0.12 | 0.16 | 0.07 | −0.10 |
| Diarrhea | −0.10 | 0.18 | 0.10 | −0.10 | 0.06 | 0.15 | 0.05 | 0.001 |
| QLQ-BR23 symptoms | ||||||||
| Systemic therapy side effects | −0.08 | 0.37** | 0.22 | −0.49** | 0.08 | 0.42** | 0.35* | 0.11 |
| Breast symptoms | −0.49** | 0.38** | 0.21 | −0.39** | 0.37** | 0.17 | 0.08 | 0.23 |
| Arm symptoms | 0.11 | −0.09 | −0.19 | - | −0.22 | −0.05 | 0.10 | 0.17 |
| Upset by hair loss | −0.11 | 0.27* | 0.39** | −0.18 | −0.03 | 0.03 | 0.08 | 0.11 |
*p < 0.01; **p < 0.001