Medically unexplained symptoms (In Dutch: SOLK)
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Age ≥ 18 years. 2. Presenting with mild to moderate medically unexplained symptoms, as defined by the guidelines provided by the Dutch College of General Practitioners: ´physical symptoms that have persisted for more than several weeks and for which adequate medical examination has not revealed any condition that sufficiently explains the symptoms´ (Olde Hartman et al., 2013). 3. Main symptom concerns pain, gastro-intestinal complaints or fatigue. 4. Adequate command of the Dutch language, no major cognitive or visual impairment, according to the GP. 5. In possession of an e-mail account and a personal computer, laptop or tablet with internet connection.
Exclusion criteria
Exclusion criteria: 1. Referred to or currently treated by a mental health professional. 2. Start or adjusted dosage of psychotropic medication ≤ 3 months ago. 3. Presence of severe anxiety, depression, or presence of post traumatic stress syndrome. 3. Pregnancy. 4. Engaged in a legal procedure concerning disability-related financial benefits.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Physical health-related quality of life, as measured 16 weeks after baseline, using the RAND 36’s physical component score. | — |
Secondary
| Measure | Time frame |
|---|---|
| Secondary outcomes are psychological functioning (RAND-36 mental component score), symptom severity (Somatization subscale of the 4DSQ + additional items), patient satisfaction (Client Satisfaction Questionnaire), health care utilization (iMCQ) and productivity loss (iPCQ). | — |