Table 2 Scaling qualities of the WHOQOL-BREF domains
From: Performance of the WHOQOL-BREF among Norwegian substance use disorder patients
|
Physical health QoL (N = 107) |
Psychological health QoL (N = 107) |
Social relation-ships QoL (N = 102) |
Environment QoL (N = 107) | |
|---|---|---|---|---|
| Mean (SD) | 44.87 (16.98) | 54.60 (17.11) | 62.34 (18.50) | 57.29 (16.82) |
| Median (IQR) | 46.43 (17.83–17.03) | 54.41 (33.57–75.25) | 58.33 (33.33–83.33) | 56.25 (33.60–78.90) |
| Range | 3.6–82.1 | 16.67–100 | 8.33–100 | 25–96.88 |
| CI | 41.59–48.10 | 51.32–57.87 | 58.70–65.97 | 54.06–60.51 |
| Kurtosis (SE) | −0.27 (0.46) | 0.26 (0.46) | 0.14 (0.47) | −0.73 (0.46) |
| Skewness (SE) | −0.29 (0.23) | 0.25 (0.23) | −0.19 (0.24) | 0.16 (0.23) |
| Significant test of normalitya | p = 0.037 | p = 0.004 | p < 0.001 | p = 0.024 |
| Cronbach’s alpha | 0.763 | 0.792 | 0.541 | 0.762 |