left and right ventricular dysfunction
Conditions
Interventions
Gold Standard:In echocardiography, male subjects with an interventricular septal thickness at end-diastole (IVSd) value > 1.5 cm or a left ventricular posterior wall thickness at end-diastole (LVPWd)
Index test:The probability of diagnosing left ventricular diastolic dysfunction and right ventricular dysfunction by the deep learning model.
Sponsors
Shapingba People's Hospital, Chongqing.
Eligibility
Sex/Gender
All
Age
18 Years to 90 Years
Inclusion criteria
Inclusion criteria: 1. Chest X-rays in their full resolution are extracted in DICOM format 2. CXRs and echocardiograms performed within 12 months of each other 3. The age of the patients for whom the X-ray is performed is over 18 but under 90 years old 4. The X-ray image captures the RV. 5. only include posteroanterior frontal X-rays 6. Echocardiograms will be filtered to only those with all continuous measurements of interest
Exclusion criteria
Exclusion criteria: 1. Exclude echocardiograms without continuous measurements 2. Exclude patients with thoracic deformities 3. Exclude lateral oranteroposterior films 4. Excluded patients with pacemakers(PM), implantable cardioverter defibrillators (ICDs), or heart transplants (HTs), and lung transplants (LTs).
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accuracy;Precision;Recall;Sensitivity;F1 - Score;ROC ;AUC; | — |
Countries
China
Contacts
Public ContactChenshu Huang
Department of Radiology, Shapingba People's Hospital, Chongqing.
Outcome results
None listed