TABLE 2.
Clinical outcomes of the patients divided by the presence of complete atrioventricular block
| All patients | Anterior STEMI | Nonanterior STEMI | |||||||
|---|---|---|---|---|---|---|---|---|---|
| CAVB (+) (n = 81) | CAVB (−) (n = 1214) | p value | CAVB (+) (n = 11) | CAVB (−)(n = 629) | p value | CAVB (+) (n = 70) | CAVB (−) (n = 585) | p value | |
| Complications during hospitalization | |||||||||
| Cardiogenic shock, n (%) | 20 (24) | 85 (7) | <0.05 | 7 (64) | 57 (9) | <0.05 | 13 (19) | 28 (5) | <0.05 |
| Decompensated heart failure, n (%) | 31 (38) | 175 (14) | <0.05 | 11 (100) | 128 (20) | <0.05 | 20 (29) | 47 (8) | <0.05 |
| Ventricular arrhythmias, n (%) | 11 (14) | 113 (9) | 0.21 | 5 (45) | 66 (10) | <0.05 | 6 (9) | 47 (8) | 0.88 |
| Device implantation, n (%) | 4 (5) | 14 (1) | <0.05 | 1 (9) | 7 (1) | 0.13 | 3 (4) | 7 (1) | 0.08 |
| PPM, n (%) | 2 (2) | 4 (1) | <0.05 | 1 (9) | 1 (1) | <0.05 | 1 (1) | 3 (1) | 0.36 |
| ICD, n (%) | 1 (1) | 9 (1) | 0.48 | 0 (0) | 5 (1) | 1.00 | 1 (1) | 4 (1) | 0.43 |
| CRT, n (%) | 1 (1) | 1 (1) | 0.12 | 0 (0) | 1 (1) | 1.00 | 1 (1) | 0 (0) | 0.11 |
| Short‐term outcomes | |||||||||
| In‐hospital mortality, n (%) | 9 (11) | 59 (5) | <0.05 | 6 (55) | 42 (7) | <0.05 | 3 (4) | 17 (3) | 0.46 |
| 30‐day mortality, n (%) | 8 (10) | 59 (5) | 0.05 | 5 (46) | 41 (7) | <0.05 | 3 (4) | 18 (3) | 0.49 |
| Long‐term outcomes | |||||||||
| All‐cause death, n (%) | 30 (37) | 233 (19) | <0.05 | 9 (82) | 128 (20) | <0.05 | 21 (30) | 105 (18) | <0.05 |
| MACCE, n (%) | 26 (32) | 268 (22) | <0.05 | 9 (82) | 159 (25) | <0.05 | 17 (24) | 109 (19) | 0.26 |
| Cardiac death, n (%) | 14 (18) | 112 (9) | <0.05 | 8 (73) | 74 (12) | <0.05 | 6 (9) | 38 (7) | 0.45 |
| Nonfatal MI, n (%) | 4 (5) | 64 (5) | 1.00 | 0 (0) | 27 (4) | 1.00 | 4 (6) | 37 (6) | 1.00 |
| Nonfatal stroke, n (%) | 5 (6) | 71 (6) | 0.90 | 0 (0) | 34 (5) | 1.00 | 5 (7) | 37 (6) | 0.80 |
| Hospitalization due to HF, n (%) | 6 (7) | 88 (7) | 0.96 | 2 (18) | 59 (9) | 0.28 | 4 (6) | 29 (5) | 0.77 |
Note: Data are presented as frequency (percentage) for categorical variables. STEMI indicates ST‐segment elevation myocardial infarction.
Abbreviations: CAVB, complete atrioventricular block; CRT, cardiac resynchronization therapy; HF, heart failure; ICD, implantable cardioverter defibrillator; MACCE, major adverse cardiocerebrovascular event; MI, myocardial infarction; PPM, permanent pacemaker.