Fig. 2

Quality assessments of the 150 included studies on long-term cardiac complications of COVID-19

Footnote: (A) Presents the number of studies by total quality assessment score, highlighting the limited number of highquality studies (n=38, 25.3%). (B) Summarizes the proportion of studies receiving a score of good, fair, and poor for each quality assessment domain, showing that sampling representativeness is the domain with the highest proportion of studies receiving a score of poor