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The Burden of Depressive and Bipolar Disorders in Celiac Disease

Mauro Giovanni Carta1, Alessandra Conti1, Federica Lecca1

  • 1Department of Public Health Clinical and Molecular Medicine, University of Cagliari, Italy.

Clinical Practice and Epidemiology in Mental Health : CP & EMH
|March 11, 2016
PubMed

Insights

Celiac disease (CD) is strongly linked to higher rates of major depressive disorder, panic disorder, and bipolar disorder. Comorbidities significantly impair quality of life in CD patients, necessitating proactive mental health screening and management.

Area of Science:

  • Gastroenterology
  • Psychiatry
  • Epidemiology

Background:

  • Celiac disease (CD) is an autoimmune disorder with known extra-intestinal manifestations.
  • The association between CD and affective disorders, particularly bipolar disorder (BD), remains understudied.
  • Quality of life (QoL) is a crucial outcome measure in chronic conditions like CD.

Purpose of the Study:

  • To investigate the association between Celiac Disease (CD) and affective disorders, including Major Depressive Disorder (MDD), Panic Disorder (PD), and Bipolar Disorder (BD).
  • To quantify the impact of these comorbidities on the Quality of Life (QoL) in patients with CD.

Main Methods:

  • A case-control study design was employed.
  • Sixty CD patients (cases) were compared with 240 age- and sex-matched controls without CD.
  • Psychiatric diagnoses were confirmed using DSM-IV criteria via structured interviews (ANTAS-SCID), and QoL was assessed using the SF-12 questionnaire.

Main Results:

  • Lifetime prevalence of MDD (30.0% vs 8.3%), PD (18.3% vs 5.4%), and BD (4.3% vs 0.4%) were significantly higher in CD patients compared to controls (P<0.0001).
  • CD patients exhibited lower overall QoL scores (SF-12: 35.8±5.7 vs. 38.2±6.4; P=0.010), particularly when comorbid with MDD, PD, or BD.
  • The negative impact of CD comorbidities on QoL was comparable to severe chronic diseases like Wilson's Disease.

Conclusions:

  • Major Depressive Disorder, Panic Disorder, and Bipolar Disorder are significantly associated with Celiac Disease.
  • Comorbidity with affective disorders is the primary driver of reduced QoL in CD patients.
  • Screening for CD in individuals with affective disorders and vice versa is recommended, alongside proactive management of mental health in CD patients.
Abstract

Keywords:
Attributable burdenbipolar disordercase control studyceliac diseasedepressive disorderquality of life.

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