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Table 2 Time points of all measures

From: A web-based cognitive behaviour therapy for chronic fatigue in type 1 diabetes (Dia-Fit): study protocol for a randomised controlled trial

  Measurements T0 T1 T2 T3
Main outcome measures      
Fatigue severity Checklist Individual Strength (CIS, subscale fatigue) [19] X X X X
Secondary outcome measures      
Limitations in daily functioning Sickness Impact Profile 8 (SIP8, total score) [23] X X X X
Diabetes regulation HbA1c; blood glucose variability [33] X X X X
Indicators for modules      
Sleep problems Sickness Impact Profile 8 (SIP8, subscale sleep) [23] X X   
Dysfunctional cognitions with respect to fatigue Self Efficacy Scale (SES) [24] X X   
Fatigue Catastrophising Scale (FCS) [25] X X   
Illness Management Questionnaire (IMQ) [26] X X   
Level of physical activity Actometer [27] X X   
Pain severity and impact of pain SF36 Questionnaire (subscale pain) [28] X X   
Pain Catastrophising Scale (PCS) [29] X X   
Cognitions with respect to social support and social interactions Sonderen Social Support Inventory (SSI) [30] X X   
Diabetes-related distress Problem Areas in Diabetes (PAID) [31] X X   
Other measures      
Depression Beck Depression Inventory (BDI) [20] X X   
Psychological distress SCL90 [21] X    
Cognitions regarding fatigue Fatigue Quality List (FQL) [39] X X   
Cognitions with respect to activity Tampa Scale for Kinesiophobia 2 (TSK2) [40] X X   
Affective quality of pain McGill Pain Questionnaire (MPQ) [41] X X   
Causal attributions CAL diabetes [42] X X   
Diabetes quality of life Diabetes Quality of Life Brief Clinical Inventory (DQOL_BCI) [43] X X   
Cognitions regarding symptoms of chronic illness Illness Cognition Questionnaire (ICQ) [44] X X   
Cognitive and Behavioural Responses to Symptoms Questionnaire (CBRSQ) [45] X X   
Self-efficacy regarding diabetes self-care Confidence in Diabetes Self-Care Scale (CIDS) [46] X X   
Physical activity International Physical Activity Questionnaire (IPAQ) [47] X X   
  1. T0 = baseline assessment; T1 = second assessment; T2 = post-treatment assessment for patients on the waiting list, T3 = follow-up assessment