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Table 1 Measurements and time points

From: Testing the effectiveness of a mindfulness-based intervention to reduce emotional distress in outpatients with diabetes (DiaMind): design of a randomized controlled trial

Concept Questionnaire   Measurement time points
   T1 T2 T3 T4 T5 T6 T7 T8 T9
Perceived stress PSS (14)* x x x   x x x   x
Anxiety and depressive symptoms HADS (14) x x x   x x x   x
Mood POMS (32) x x x   x x x   x
Diabetes related problems PAID (20) x x x   x x x   x
Quality of life SF12 (12)+3 items WHOQOL x   x   x   x   x
Self-care behavior ADSCI (11) x   x   x   x   x
Extraversion EPQ-E (12) x         
Type D Personality DS14 (14) x   x   x   x   x
Mindfulness FFMQ(31) x   x   x   x   x
Diabetes related mindfulness AADQ (11) x   x   x   x   x
Self-esteem RSES (10) x   x   x   x   x
Patient's background (demographics, clinical, psychological) - (21) x         
Clinical measurements Measurement
Glycemic control (from hospital database) hbA1c x    x x    x x
Blood pressure Amb.24 h BP x   x       
  1. T1 - baseline; T2 - after 4 weeks of intervention; T3 - after 8 weeks (post intervention); T4 - after 12 weeks (4 weeks post intervention); T5 - after 8 months (6 months post intervention = start training for control group). T6 thru T9 only for control group: repetition of T2 thru T5. PSS - Perceived Stress Scale; HADS - Hospital Anxiety and Depression Scale; POMS - Profile of Mood States; PAID - Problem Areas in Diabetes Survey; SF-12 - Short Form Health Survey; 3 items WHOQOL-bref9; ADSCI - Amsterdam Diabetes Self Care Inventory; EPQ-E - Eysenck Personality Questionnaire subscale Extraversion; DS14 - Type D personality scale; FFMQ - Five Factor Mindfulness Questionnaire; AADQ - Acceptation and Action Diabetes Questionnaire; RSES - Rosenberg Self-esteem Scale. HbA1c = hemoglobin A1c (the amount of glycated hemoglobin in blood). Amb. 24 h BP = Ambulatory 24 hour Blood Pressure monitoring.
  2. *= number of items in questionnaire. Total number of items = 205.