Usual treatment and care
SECONDARY
Patients received routine medical and nursing care from community-based physicians and cardiologists after discharge from the hospital. Conventional treatment consisted of the postoperative administration of 100 mg aspirin (Bayer Leverkusen, Germany) once daily for long-term maintenance. Oral ticagrelor (AstraZeneca, Wilmington, DE) 90 mg twice daily was prescribed for one year. Other medications (statins, angiotensin-converting enzyme inhibitors, angiotensin II receptor blockers, calcium channel blockers, and β-receptor blockers) were given as needed according to the patient’s condition. Routine care comprised post-PCI patient health education and medication management information provided by ward nurses prior to discharge, and regular follow-ups. The routine medical care was in accordance with the guidelines for cardiovascular rehabilitation and secondary prevention in China 2018 simplified edition