Predictors of positive chest radiography in non-traumatic chest pain in the emergency department.

Objectives: To determine predictors associated with positive chest x-ray finding in patients presenting with non-traumatic chest pain in the Emergency Department (ED).

Methods: Health records, including the final radiology reports of all patients who presented with non-traumatic chest pain and had a chest x-ray performed in an urban Canadian tertiary care ED over four consecutive months were reviewed. Demographic and clinical variables were also extracted.