Table 1

Information collected about patients’ index admission and at follow up

*Data provided by patient. †Health care intervention reported by clinician on admission only. ‡Health care intervention reported at admission by clinician, and at follow up by patient.
Sociodemographic data
    age (y)*
    ethnic group (white, Black Caribbean, Indian, Pakistani, Bangladeshi, other)
    area deprivation score (derived from postcodes using the Carstairs method)*
Cardiac risk factors
    regular smoker*
    alcohol (ever)*
    past-cardiac history (previous angina, myocardial infarction, angiography, revascularisation*)
    history of hypertension
    history of hypercholesteraemia
    history of diabetes
    family history of coronary artery disease*
Health status
    diagnosis given at discharge from index admission
    indicators of disease severity (clinical need) measured during index admission (Q wave infarction, clinical or radiological evidence of heart failure, abnormal cardiac enzymes, recurrence of signs or symptoms of ischaemia, mean duration of exercise test)
    vital status
    quality of life (functional, emotional and social scores)*
Health care interventions
    cardiovascular medication†
    exercise test‡
    isotope scan (radionucleotide ventriculography, thallium scan)†
    percutaneous transluminal coronary angioplasty (PTCA)‡
    coronary artery bypass graft (CABG)‡
    rehabilitation course†
    regional cardiology follow up†