About this trial
The overall objective of the research project presented here is to assess the prevalence of fibromyalgia in patients being treated for ADHD, the prevalence of ADHD in patients being treated for fibromyalgia, and the neurobiological correlates of ADHD-fibromyalgia comorbidity.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Men or women aged 18 or over
Diagnosis of fibromyalgia
Affiliated with a social security scheme
Having signed an informed consent form
Disqualifiers
For patients with fibromyalgia: existence of another condition explaining chronic pain
Severe cognitive impairment
Difficulties in understanding self-administered questionnaires
Difficulties in assessing pain intensity
Trial design
Single group
Treatments tested in this trial
Samples
Biological/VaccineBlood and urine samples including metabolomic analyses.
Questionnaires
Other interventionCompleting self-assessment questionnaires
Sensitivity to mechanical pain
Other interventionAssessment of sensitivity to mechanical pain (by using the Von Frey monofilament test)
Treatment groups
Trial outcomes
Primary outcomes
Percentage of patients with fibromyalgia among patients with ADHD and no prior methylphenidate treatment
Comparison of the observed prevalence of fibromyalgia (as assessed by the ACR diagnostic criteria) among patients with ADHD (as assessed by the DIVA-5 diagnostic interview) and no prior methylphenidate treatment versus the theoretical prevalence of fibromyalgia in the overall French population
Secondary outcomes
Percentage of patients with fibromyalgia among patients with ADHD and a current methylphenidate treatment
Comparison of the observed prevalence of fibromyalgia (as assessed by the ACR diagnostic criteria) among patients with ADHD (as assessed by the DIVA-5 diagnostic interview) and a current methylphenidate treatment versus the theoretical prevalence of fibromyalgia in the French overall population
Comparison of the levels of cytokines (specific biomarkers of inflammation), between patients with fibromyalgia without ADHD
Plasma and urine levels of different cytokines (IFN-gamma, IL-1B, IL-6, IL10, IL-13, IL-17, TNF-alpha), as assessed by metabolomic analyses (high-performance liquid chromatography)
Comparison of the levels of cytokines (specific biomarkers of inflammation), between patients with ADHD without fibromyalgia
Plasma and urine levels of different cytokines (IFN-gamma, IL-1B, IL-6, IL10, IL-13, IL-17, TNF-alpha), as assessed by metabolomic analyses (high-performance liquid chromatography)
Comparison of the levels of cytokines (specific biomarkers of inflammation), between patients with fibromyalgia with ADHD
Plasma and urine levels of different cytokines (IFN-gamma, IL-1B, IL-6, IL10, IL-13, IL-17, TNF-alpha), as assessed by metabolomic analyses (high-performance liquid chromatography)
Locations
Sponsors and contacts
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