Table 3

Event numbers and pooled OR across propensity score (PS) strata by ST-elevation myocardial infarction (STEMI) and non-ST-elevation myocardial infarction/unstable angina (NSTEMI/UA) subgroups

OutcomeSTEMI (n=9322)NSTEMI/UA (n=7887)
Weekday admission (n=6781)Weekend admission (n=2541)PS-adjusted OR (95% CI)Weekday admission (n=6190)Weekend admission (n=1697)PS-adjusted OR (95% CI)
Hospital mortality379/6774 (5.59%)110/2533 (4.34%)0.83 (0.58 to 1.15)137/6175 (2.22%)36/1691 (2.13%)0.82 (0.45 to 1.38)
30-day mortality379/5633 (6.73%)132/2123 (6.22%)0.99 (0.69 to 1.35)157/4913 (3.20%)45/1352 (3.33%)0.88 (0.53 to 1.41)
Admission to cardiology ward6486/6763 (95.9%)2442/2533 (96.4%)1.08 (0.67 to 1.52)5673/6176 (91.9%)1518/1696 (89.5%)0.93 (0.71 to 1.20)
Coronary angiography6512/6749 (96.5%)2445/2530 (96.6%)0.95 (0.62 to 1.36)5532/6113 (90.5%)1465/1669 (87.8%)0.92 (0.70 to 1.15)
Echocardiography3241/6085 (53.3%)1267/2210 (57.3%)1.17 (0.98 to 1.38)2377/4796 (49.6%)714/1374 (52.0%)1.16 (0.93 to 1.42)
Discharged on beta-blocker5226/5976 (87.4%)2018/2261 (89.3%)1.08 (0.83 to 1.39)4838/5846 (82.8%)1328/1600 (83.0%)1.03 (0.80 to 1.32)
Discharged on ACE-inhibitor5529/5940 (93.1%)2109/2254 (93.6%)1.04 (0.72 to 1.41)4998/5815 (86.0%)1374/1594 (86.2%)1.13 (0.83 to 1.41)
Discharged on statins5772/5951 (97.0%)2187/2260 (96.8%)0.89 (0.50 to 1.32)5481/5824 (94.1%)1498/1600 (93.6%)1.01 (0.68 to 1.41)