Comparing the accuracy of CDQ, CAPTURE, LFQ, COPD-PS, COPD-SQ and SCSQ questionnaires for COPD screening in a hospital-facilitated community screening Iranian population

Key Points

• The aim is to compare the accuracy of different questionnaires for screening COPD in a specific population.
• Conducted a hospital-facilitated community screening
• Compared six questionnaires: CDQ, CAPTURE, LFQ, COPD-PS, COPD-SQ, and SCSQ
• Evaluated diagnostic accuracy and sensitivity of each questionnaire
• LFQ, SCSQ, and COPD-PS showed the highest diagnostic accuracy
• High sensitivity levels indicate their effectiveness as screening tools
• Recommendations for future validation in primary care settings