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