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| ID | Type | Description | Link |
|---|---|---|---|
| No. 000392 | Other Grant/Funding Number | Heart and Stroke Foundation of Ontario Grant |
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| Name | Class |
|---|---|
| Heart and Stroke Foundation of Ontario | OTHER |
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The purpose of this study is to determine whether simple, evidence-based clinical screening be quickly and feasibly implemented (>85% of patients in an average of <6 minutes) in large-volume urgent transient ischemic attack (TIA)/stroke clinics to identify individuals at high risk for the three most common and devastating post-stroke co-morbidities (depression, obstructive sleep apnea and cognitive disorders).
We have created a simple screening tool (the "DOC" Screen) that will be routinely applied to all patients at a high-volume Regional Stroke Prevention Clinic. Consenting patients will also undergo "gold standard" research assessments in order to determine the diagnostic characteristics of the screen compared to gold standard research assessments.The proportion of eligible patients who complete DOC screening and the time for completion (mean, range, standard deviations) will be calculated from aggregated data for all new consults in the stroke prevention clinic. For patients who consented to undergo gold standard testing, sensitivity, specificity, positive predictive value, negative predictive value and likelihood ratios of the DOC screen will be calculated. Screening cut-points will be optimized using Receiver Operating Characteristic (ROC) and area under the curve analysis, and logistic regression will be applied to this ROC Curve analysis to control for variables such as age, sex, BMI and education. We hope to develop a pragmatic approach to screening the large, high-risk stroke prevention clinic population, allowing broad screening for these important health conditions. This could change routine standard of care across stroke prevention clinics and facilitate early identification and appropriate assessment of patients.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| TIA and SPC outpatients | All consecutive patients attending outpatient TIA and Stroke Prevention Clinics at three regional stroke centres will be eligible to be screened. |
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| Measure | Description | Time Frame |
|---|---|---|
| Number of Participants with who completed the DOC Screen in 5 minutes or less | This outcome is defined as the number of DOC patients that took 5 minutes or less to complete the DOC Screening Form | Day 1 |
| Measure | Description | Time Frame |
|---|---|---|
| DOC Screen Diagnostic Characteristics compared to Gold Standard Research Assessments | To determine the diagnostic characteristics of the mini-screens compared to gold standard research assessments and to determine whether when applied as one integrated test in a stroke clinic population they perform comparably to previously published studies. | Average 7 weeks |
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Inclusion Criteria:
Exclusion Criteria:
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All consecutive patients attending outpatient TIA and Stroke Prevention Clinics.
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| Name | Affiliation | Role |
|---|---|---|
| Richard H Swartz, MD, PhD, | Sunnybrook Health Sciences Centre | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Sunnybrook Health Sciences Centre | Toronto | Ontario | M4N 3M5 | Canada |
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| ID | Term |
|---|---|
| D002546 | Ischemic Attack, Transient |
| D020521 | Stroke |
| D003863 | Depression |
| D020181 | Sleep Apnea, Obstructive |
| D060825 | Cognitive Dysfunction |
| ID | Term |
|---|---|
| D002545 | Brain Ischemia |
| D002561 | Cerebrovascular Disorders |
| D001927 | Brain Diseases |
| D002493 | Central Nervous System Diseases |
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| D009422 | Nervous System Diseases |
| D014652 | Vascular Diseases |
| D002318 | Cardiovascular Diseases |
| D001526 | Behavioral Symptoms |
| D001519 | Behavior |
| D012891 | Sleep Apnea Syndromes |
| D001049 | Apnea |
| D012120 | Respiration Disorders |
| D012140 | Respiratory Tract Diseases |
| D020919 | Sleep Disorders, Intrinsic |
| D020920 | Dyssomnias |
| D012893 | Sleep Wake Disorders |
| D003072 | Cognition Disorders |
| D019965 | Neurocognitive Disorders |
| D001523 | Mental Disorders |