Prognostic follow-up
death
BLIND
The follow-up information was obtained through clinical visits or telephone calls by an investigator blind to clinical factors and coronary angiography data. All-cause mortality and cardiovascular hospitalization composited the study endpoint. The death documentation was obtained from hospital medical records and phone conversations with family members. Furthermore, the cause of death was adjudicated by a review of medical records. The follow-up data were obtained up to June 2022. The overall completeness of follow-up was 74.9%. The mean follow-up time was 2.6 years (0.8–3.5 years).