Table 1.
Seven-point Likert scale used to measure recovery
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
|---|---|---|---|---|---|---|---|
|
German (original version) |
Komplette Heilung |
Fast geheilt |
Deutliche Besserung |
Mäßige Besserung |
Wenig Besserung |
Geringfügig gebessert |
So schlecht wie bisher |
| English translation | Completely recovered | Strongly recovered | Significant improvement | Moderate improvement | Little improvement | Slightly recovered | Worse than ever |
Patients were classified to have recovered if they rated themselves fully recovered or strongly recovered. Those who rated themselves as slightly recovered to worse than ever were classified as not recovered.