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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 -
  1. an is the maximum number of participants in the analyses. The number of participants varied for each analysis
  2. **p < .01