and resource-constrained countries like Pakistan, where PCIs, including primary PCI,
complex PCI, and PCI in high-risk populations, are performed routinely. Methods This
observational cross-sectional study included all patients who underwent primary and
complex high PCI between 2012 and 2017 at TABBA Heart Institute (THI), Karachi, Pakistan.
Results We included a total of 6587 patients in our study, and among the enrolled sample …