Variable Type | Variable |
---|---|
Clinical | Age |
 | Gender |
 | Race |
 | History of the following (prior to index stroke) |
 |    Migraines |
 |    Hypertension |
 |    Diabetes |
 |    Prior cerebral ischemia |
 |    Coronary artery disease |
 |    Obesity |
 |    Hypercholesterolemia |
 |    Smoking status |
 |    Antithrombotic medications |
 |    Deep vein thrombosis |
 |    Pulmonary Embolism |
 |    Hypercoagulable states |
 | Antithrombotic medications after index event |
 | Outcome: National Institutes of Health Stroke Severity Score |
Echocardiographic | Hypermobility of interatrial septum ("ASA") |
 | Interatrial shunting at rest (e.g. not during Valsalva maneuvers) |
 | Volume of interatrial shunt (e.g. max. bubbles in left atrium) |
 | Anatomical PFO size |
 | Spontaneous Doppler flow seen on color |
Radiological | MRI/CT findings of cerebral infarct: yes/no (at index stroke) |
 | Number of prior cerebral infarcts |
 | Anatomical location of index and prior infarct(s) |