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Disaster preparedness belief in older adults: a cross-sectional psychometric evaluation of the general disaster preparedness belief scale, its refinement needs, and sociodemographic correlates

Older adults are among the groups most vulnerable to disasters, yet the General Disaster Preparedness Belief (GDPB) scale has not been psychometrically evaluated in this group. We evaluated the construct validity, reliability, and sex-based measurement invariance of the 31-item G...