Role of Environmental Risk Factors in the Etiology of Inflammatory Bowel Diseases: A Multicenter Study.

Background: The increasing global incidence and prevalence of inflammatory bowel disease (IBD) necessitates an investigation into the potential influence of environmental risk factors on its origin.

Aim: This multicenter case-control study aimed to investigate potential environmental risk factors contributing to IBD development in Turkey.

Methods: The study included 156 Crohn's disease (CD), 277 ulcerative colitis (UC) patients, and 468 controls (matched for age and gender) from six hospitals' gastroenterology departments.

Diurnal changes of critical flicker frequency in patients with liver cirrhosis and their relationship with sleep disturbances.

Background: We aimed to measure the diurnal changes of critical flicker frequency in healthy subjects and cirrhotic patients and to investigate their relationship with sleep disturbance.

Methods: Cirrhotic patients and healthy volunteers were included. All groups completed the Pittsburgh Sleep Quality Index and a simple sleep questionnaire.

Sleep disorders in cirrhotics; how can we detect ?

Background & Aims: Sleep disorders (SDs) are common in cirrhotics and are often associated with hepatic encephalopathy. SDs negatively affect patients' daily activities and work efficiency. For this reason, early diagnosis is important.