Responsiveness measures | SDQ-NL | SDQ-UK | SPADI | SRQ |
---|---|---|---|---|
ES, effect size; SRM, standardised responsiveness mean; RR, Guyatt’s responsiveness ratio; correlation with self rated change, calculated using Spearman’s correlation; AUC, area under the receiver operator characteristic curve for “improved” versus “non-improved” subjects. | ||||
Internal | ||||
t Test—“improved” (p value) | <0.001 | <0.001 | <0.001 | <0.001 |
t Test—“stable” (p value) | 0.549 | 0.633 | 0.553 | 0.013 |
ES | 1.56 | 0.91 | 1.52 | 1.64 |
SRM | 0.95 | 0.78 | 1.17 | 1.23 |
RR | 1.73 | 1.39 | 1.67 | 2.76 |
External | ||||
Correlation with self rated change | 0.58 | 0.54 | 0.61 | 0.68 |
AUC (95% CI) | 0.77 | 0.77 | 0.87 | 0.85 |
(0.68 to 0.87) | (0.67 to 0.88) | (0.79 to 0.95) | (0.77 to 0.93) |