| | Characteristic [lower limit, upper limit] | Periprocedural bradycardia group (n = 434) | Control group (n = 2102) | value |
| | Age, years [23, 80] | 58 ± 11 | 57 ± 11 | 0.004 | | Man, n (%), 0 = no, 1 = yes | 338 (77.9) | 1775 (84.4) | 0.001 | | Coronary artery disease history, n (%), 0 = no, 1 = yes | 220 (50.7) | 1029 (49) | 0.510 | | Hypertension history, n (%), 0 = no, 1 = yes | 225 (51.8) | 1101 (52.4) | 0.839 | | Diabetes history, n (%), 0 = no, 1 = yes | 101 (23.3) | 551 (26.2) | 0.202 | | Culprit vessel site | | | | | Left anterior descending, n (%), 0 = no, 1 = yes | 62 (14.3) | 1148 (54.6) | <0.001 | | Left circumflex coronary artery, n (%), 0 = no, 1 = yes | 59 (13.6) | 244 (11.6) | 0.246 | | Right coronary artery, n (%), 0 = no, 1 = yes | 313 (72.1) | 712 (33.9) | <0.001 | | Completely block of culprit vessel, n (%), 0 = no, 1 = yes | 384 (88.5) | 1357 (64.6) | <0.001 | | Using thrombus aspiration devices during operation, n (%), 0 = no, 1 = yes | 343 (79) | 1217 (57.9) | <0.001 | | No-reflow, n (%), 0 = no, 1 = yes | 82 (18.9) | 185 (8.8) | <0.001 | | Intraoperative hypotension, n (%), 0 = no, 1 = yes | 159 (36.6) | 85 (4) | <0.001 |
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