chronisch vermoeidheidssyndroom chronic fatigue/ ME
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: In order to be eligible to participate in this study, a subject must meet all of the following criteria: * >= 18 years * Able to speak, read and write Dutch language * Meet the 1994 US Center for Disease Control and Prevention criteria for chronic fatigue syndrome * Score >= 35 on the Checklist Individual Strength (CIS), fatigue severity sub-scale * Have a total score of >= 700 on the Sickness Impact Profile r_08 (SIPr08) * Give written informed consent
Exclusion criteria
Exclusion criteria: Patients who are engaged in a legal procedure concerning disability-related financial benefits cannot start treatment. This is a temporary exclusion criteria. If the legal procedure is finished patients can enter the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The primary outcome measure is fatigue severity. Fatigue severity will be measured with the subscale *fatigue severity* of the Checklist Individual Strength (CIS)[8, 9]. | — |
Secondary
| Measure | Time frame |
|---|---|
| Secondary outcome measures are: • level of disabilities ((Sickness Impact Profile total score and Short Form 36 Health Survey (=RAND-36 in Dutch) subscale physical functioning)) • level of psychological distress (total score on Symptom CheckList-90) • proportion of patients with clinical significant improvement on fatigue severity. Clinical significant improvement is defined as a reliable change index > 1.96 (Jacobson & Truax, 1991) between baseline and T1, and a score of 1.96 (Jacobson & Truax, 1991) between baseline and T1/ T2, and a score of | — |
Countries
Netherlands