Comparison of the characteristics and predictors of cardiac arrest patients across different studies.

Comparison of the characteristics and predictors of cardiac arrest patients across different studies.</p

Details of the registries included in the study.

ACS: Acute coronary syndrome. Gulf COAST: Gulf Locals with Acute Coronary Syndrome Events Registry. Gulf RACE: Gulf Registry of Acute Coronary Events. KSA: Kingdom of Saudi Arabia. Kuwait REPERFUSE: Reperfusion in ST-Segment–Elevation Myocardial Infarction. NSTEMI: non–ST-segment–elevation myocardial infarction. SPACE: Saudi Project for Assessment of Coronary Events. STARS: Saudi Acute Myocardial Infarction Registry. STEMI: ST-segment–elevation myocardial infarction. UA: Unstable angina. UAE: United Arab Emirates. (DOCX)</p

Characteristics of patients with out-of-hospital cardiac arrest (young vs older adults).

Characteristics of patients with out-of-hospital cardiac arrest (young vs older adults).</p

Multivariate logistic regression for young and older adults.

Multivariate logistic regression for young and older adults.</p

S4 Table -

S4A Table Characteristics of patients with out-of-hospital cardiac arrest (young vs older adults) after 2011. ES: Effect size. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. NSTEMI: Non-ST elevation myocardial infarction. LV: Left ventricle. PCI: Percutaneous coronary intervention. CABG: Coronary artery bypass graft surgery. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. *P values were the result of the comparison between young vs older adults. S4B Table. Characteristics of young adults (with vs without out-of-hospital cardiac arrest) after 2011. ES: Effect size. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. NSTEMI: Non-ST elevation myocardial infarction. LV: Left ventricle. PCI: Percutaneous coronary intervention. CABG: Coronary artery bypass graft surgery. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. (DOCX)</p

S5 Table -

S5A Table Univariate and multivariate logistic regression for predictors of in-hospital mortality in all ACS patients. OR: Odds ratio. CI: Confidence interval. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. LV: Left Ventricle. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. OHCA: Out of hospital cardiac arrest. *Interaction analysis was performed for the variables “young age” and “OHCA” (Young*OHCA). S5B Table. Univariate and multivariate logistic regression for predictors of 1-year mortality in all ACS patients. OR: Odds ratio. CI: Confidence interval. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. LV: Left Ventricle. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. OHCA: Out of hospital cardiac arrest. *Interaction analysis was performed for the variables “young age” and “OHCA” (Young*OHCA). S5C Table. Comparison of mortality rates of OHCA patients before and after 2011. OHCA: Out of hospital cardiac arrest. (DOCX)</p

S3 Table -

S3A Table Characteristics of patients with out-of-hospital cardiac arrest (young vs older adults) before 2011. ES: Effect size. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. NSTEMI: Non-ST elevation myocardial infarction. LV: Left ventricle. PCI: Percutaneous coronary intervention. CABG: Coronary artery bypass graft surgery. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. *P values were the result of the comparison between young vs older adults. S3B Table. Characteristics of young adults (with vs without out-of-hospital cardiac arrest) before 2011. ES: Effect size. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. NSTEMI: Non-ST elevation myocardial infarction. LV: Left ventricle. PCI: Percutaneous coronary intervention. CABG: Coronary artery bypass graft surgery. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. (DOCX)</p

Characteristics of young adults (with vs without out-of-hospital cardiac arrest).

Characteristics of young adults (with vs without out-of-hospital cardiac arrest).</p

Predictors of OHCA in young and older adults.

STEMI: ST elevation myocardial infarction. CKD: Chronic kidney disease. 1A: Predictors of OHCA in Young Patients and 1B: Predictors of OHCA in Older Patients.</p

S2 Table -

S2A Table. Characteristics of patients with out-of-hospital cardiac arrest [very young ( ES: Effect size. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. NSTEMI: Non-ST elevation myocardial infarction. LV: Left ventricle. PCI: Percutaneous coronary intervention. CABG: Coronary artery bypass graft surgery. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. *P values were the result of the comparison between very young (S2B Table. Characteristics of very young ( ES: Effect size. MI: Myocardial infarction. STEMI: ST elevation myocardial infarction. NSTEMI: Non-ST elevation myocardial infarction. LV: Left ventricle. PCI: Percutaneous coronary intervention. CABG: Coronary artery bypass graft surgery. UH: Unfractionated heparin. LWMH: Low molecular weight heparin. (DOCX)</p