Authors' Contributions
dyspnea, SAH, MM, SD, MR, heart failure, COPD
CHRONIC OBSTRUCTIVE PULMONARY DISEASE, COPD, HEART FAILURE
MMP contributed to gathering data, performed study conduction, contributed to randomization, wrote the article, and performed data analysis. RG performed study conduction, contributed to gathering data, contributed to randomization, performed statistical analysis, and wrote the article. RH performed study conduction, contributed to randomization, performed statistical analysis, and wrote the article. MR performed study conduction, contributed to gathering data, and contributed to randomization. AA and SK contributed to gathering data and wrote the article. BZ contributed to gathering data and wrote the article. AT, MM, and FA contributed to gathering data and contributed to randomization. SAH interpreted the data and revised the manuscript. JK is the main researcher, provided study idea and protocol, performed study conduction, contributed to gathering data, contributed to randomization, performed statistical analysis, and wrote the article.CONSORT flowchart of the study.Prevalence of dyspnea in the ticagrelor and clopidogrel groups.Indications of PCI in chronic CAD.Baseline characteristics of the study participants, mean ± SD or COPD: chronic obstructive pulmonary disease; HFrEF: heart failure with reduced ejection fraction.Baseline medications of patients in the clopidogrel and ticagrelor groups, Symptoms of patients in the clopidogrel and ticagrelor groups.Interventions for symptoms in the clopidogrel and ticagrelor groups.Outcomes of patients in the clopidogrel and ticagrelor groups.