All subjects | LAD involvement | |||||||
---|---|---|---|---|---|---|---|---|
H:R < 50% (n=41) | H:R ⩾ 50% (n=49) | p Value | H:R < 50% (n=21) | H:R ⩾ 50% (n=19) | p Value | |||
Age (years) | 63.5 (9.8) | 60.3 (11.7) | 0.17 | 63.4 (8.1) | 59.0 (10.0) | 0.13 | ||
Coronary risk (%) | ||||||||
Hypertension | 21 (51%) | 23 (47%) | 0.85 | 9 (43%) | 12 (63%) | 0.33 | ||
Hyperlipidaemia | 16 (39%) | 15 (31%) | 0.54 | 10 (48%) | 7 (37%) | 0.71 | ||
Diabetes mellitus | 13 (32%) | 11 (22%) | 0.45 | 5 (24%) | 6 (32%) | 0.85 | ||
Smoking | 23 (56%) | 33 (67%) | 0.38 | 12 (57%) | 15 (79%) | 0.26 | ||
Preinfarction angina | 30 (73%) | 22 (45%) | 0.01 | 17 (81%) | 9 (47%) | 0.06 | ||
Coronary angiography | ||||||||
Infarct related artery (LAD/RCA/LCx) | (21/17/3) | (19/23/7) | 0.39 | – | – | – | ||
Collateral grade ⩾ 2 | 14 (34) | 16 (33) | 0.94 | 6 (29) | 8 (42) | 0.57 | ||
DS ⩾ 20% (%) | 28 (68) | 24 (49) | 0.10 | 15 (71) | 9 (47) | 0.22 | ||
Angioplasty | ||||||||
Stent (%) | 23 (56) | 22 (45) | 0.40 | 14 (67) | 6 (32) | 0.06 | ||
Reperfusion ⩾ 3 hours (%) | 6 (15) | 13 (27) | 0.26 | 5 (25) | 5 (26) | 0.86 | ||
ACE inhibitor | 19 (46%) | 23 (47%) | 0.88 | 15 (71%) | 13 (68%) | 0.89 |
Values are mean (SD) or n (%).
ACE, angiotensin converting enzyme; DS, diameter stenosis; LAD, left anterior descending coronary artery; LCx, left circumflex coronary artery; RCA, right coronary artery.