Table. Examples of varying types of study design.
Study | Inclusion criteria | Latecomers | Method |
NRMI-2 (1999) | Acute myocardial infarction | > 3 hours | Chart review |
Sheifer et al. (2000) | Acute myocardial infarction | > 6 hours | Chart review |
Ottesen et al. (2003) | Acute coronary syndrome | Not defined | Interview |
McKinley et al. (2004) | Acute myocardial infarction | > 1 hour | Interview + Chart review |
ARIC (2005) | Acute myocardial infarction | > 4 hours | Chart review |
Taylor et al. (2005) | Undifferentiated chest pain | > 3 hours | Interview |
GREECS (2006) | STEMI *1 / NSTEMI *2 / unstable angina pectoris | > 2 hours | Interview |
*1 STEMI, ST-segment elevation myocardial infarction
*2 NSTEMI, non-ST-segment elevation myocardial infarction