Table 2 The Henan STEMI Registry data elements

Demographics

Date of birth, sex, ethnicity, height, weight, marital status, occupation, education level, and medical insurance status

Medical history and risk factors

Hypertension, hyperlipidemia, diabetes, smoking, prior stroke, family history of coronary heart disease, prior angina, prior MI, prior heart failure, prior revascularization, peripheral artery disease, chronic kidney disease, COPD, peptic ulcer and bleeding

Pre-hospital information

Patient (symptom onset date/time, symptoms, cardiac arrest)

First-contact hospital (hospital approaching method, first medical contact time, first ECG time, consent time, reperfusion strategies, DI-DO time, and transfer process)

In-hospital treatment

Department to arrive, first ECG date/time and findings, cardiac function classification, admission blood pressure, heart rate, infarct location, and Killip class

Reperfusion strategies, thrombolysis (time, thrombolytic agent, dose and outcome), primary and rescue PCI (time, coronary angiography results, culprit vessels, diameter and length of stent, TIMI flow before and after PCI, residual stenosis), and reasons why patients did not receive early reperfusion therapy

Treatment delay (hospital approaching method, first medical contact time, first ECG time, catheter lab ready time, consent time, FMC2B, FMC2N, and reasons of delay)

Laboratory results

Troponin, CK-MB, CRP, BNP, NT-proBNP, lipids, hepatic and renal function, fasting glucose, HbA1c, blood routine test, ECG and UCG

Medications

Antiplatelets, heparin, statin, β-blocker, ACEI or ARB, other medications used 1 week before MI onset, during hospitalization and at discharge

At discharge

Diagnosis, in-hospital duration, expense, reason for discharge, medication and MACCE (Death, reinfarction, in-stent thrombosis, heart failure, cardiogenic shock, cardiac arrest, mechanical complications, ischemic stroke, revascularization and bleeding)

Follow-up

Presentation status (symptom, cardiac function classification, and smoking), medication, laboratory results and MACCE (death, reinfarction, in-stent thrombosis, congestive heart failure, rehospitalization, ischemic stroke, revascularization and bleeding)