Table 2 Clinical outcomes before and after propensity-score matching
Clinical outcomes | Before matching | After matching | ||||
|---|---|---|---|---|---|---|
Non-AF group (n = 14,779) | AF group (n = 6759) | P value | Non-AF group (n = 5790) | AF group (n = 5790) | P value | |
28-day mortality, n (%) | 1975 (13.4) | 1158 (17.1) | < 0.001 | 905 (15.6) | 933 (16.1) | 0.492 |
Hospital LOS(d) | 8.5 (5.1, 15.3) | 9.3 (6.0, 15.6) | < 0.001 | 8.1 (5.1, 13.9) | 9.2 (6.0, 15.7) | < 0.001 |
ICU LOS(d) | 3.0 (1.8, 6.1) | 3.5 (2.0, 7.0) | < 0.001 | 2.9 (1.7, 5.8) | 3.4 (1.9, 7.0) | < 0.001 |
Duration of mechanical ventilation(h) | 38.0(16.0,86.0) | 49.0(22.0,104.0) | < 0.001 | 39.0 (18.0, 84.0) | 48.0(22.0, 103.0) | < 0.001 |