Coronary Artery Disease
Conditions
Interventions
Gold Standard:DSA determined degree of coronary artery stenosis.
learning 
for 
Sponsors
Beijing Friendship Hospital, Capital Medical University
Eligibility
Sex/Gender
All
Age
31 Years to 100 Years
Inclusion criteria
Inclusion criteria: 1. Aged over 30 years; 2. Participants who underwent CCTA under standardized management; 3. Underwent coronary angiography within 6 months after CCTA.
Exclusion criteria
Exclusion criteria: 1. Previous history of bypass surgery or percutaneous coronary intervention (PCI); 2. Single coronary artery; 3. Image quality of CCTA do not meet diagnostic requirements: 1) At least 1 segment (AHA 18-segment model) was subjectively rated as 1 (5 point Likert scale, 1=poor image quality); 2) Incomplete scan range of coronary artery or heart; 3) CT number of CCTA in aortic root lower than 300 HU; 4) Excessive image noise in aortic root: SD of CT number>30HU.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Degree of coronary artery stenosis;SEN/SPE/ACC/PPV/NPV; | — |
Countries
China
Contacts
Public ContactZhenghan Yang
Beijing Friendship Hospital, Capital Medical University
Outcome results
None listed