Table 4 Test retest reliability, internal consistency and across time correlation of the PMH-scale
From: Psychometric properties of the Positive Mental Health Scale (PMH-scale)
Samples | Test-retest reliability | Internal consistency | Across time correlation | |
|---|---|---|---|---|
n a | r | α | r | |
Students | 4674 | - | .93 | - |
Retest sample 1 | 138 | .81** | .82 | - |
Retest sample 2 | 941 | .77** | .91 | - |
Retest sample 3 | 1194 | .74** | .90 | - |
Psychosomatic patients | 1440 | - | .91 | .40** |
Dresden sample – stable mentally healthy | 683 | - | .84 | .57** |
Dresden sample – incidence | 166 | - | .87 | .57 |
Dresden sample – stable mentally ill | 232 | - | .90 | .66** |
Dresden sample – remission | 310 | - | .85 | .57** |
All groups | 7652 | - | .93 | - |