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Table 5 Internal consistency reliability of the PGWB

From: Validation of two generic patient-reported outcome measures in patients with type 2 diabetes

PGWB Number of items (k) Cronbach's alpha (std)
Anxiety 5 0.92
Depressed Mood 3 0.88
Positive Well-Being 4 0.90
Self-Control 3 0.80
General Health 3 0.77
Vitality 4 0.90
PGWB Global Score 22 0.97
  1. PGWB = Psychological General Well-Being Index