ORLANDO, Fla. — Coffee consumption may protect against primary sclerosing cholangitis, but not against primary biliary cirrhosis, according to data presented at Digestive Disease Week.
Researchers mailed a coffee questionnaire to 530 patients with primary biliary cirrhosis (PBC), 348 with primary sclerosing cholangitis (PSC) and 456 controls. The response rates were 78% among PBC patients, 68% among PSC patients and 77% among controls. The questionnaire included 10 questions about participants’ current and lifetime coffee consumption.
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