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Questions requiring rephrasing or clarification were noted. Subjects were defined as QVSFS negative if responses to all 8 questions were negative. Methods- A research assistant administered the QVSFS to outpatients from Veterans Administration stroke and general medicine clinics. The objective of this study was to evaluate the validity of the QVSFS by comparing it with stroke status as determined by neurological history and examination in a population with a higher prevalence of stroke. Previously, the QVSFS was validated with medical record review in a cohort with a low prevalence (7.1%) of stroke or transient ischemic attack (TIA).

Customer Service and Ordering Informationīackground and Purpose- The Questionnaire for Verifying Stroke-Free Status (QVSFS) is an 8-item structured interview designed to identify stroke-free individuals.

Stroke: Vascular and Interventional Neurology.

Journal of the American Heart Association (JAHA).

Circ: Cardiovascular Quality & Outcomes.

Arteriosclerosis, Thrombosis, and Vascular Biology (ATVB).