Table 1 Patient and procedure characteristics of patients treated with zotarolimus-eluting (ZES) or sirolimus-eluting stents (SES)
ZES N = 2,282 | SES N = 3,840 | P | |
|---|---|---|---|
Age* | 67 (59-75) years | 65 (57-73) years | <0.0001 |
Male gender | 1,645 (72%) | 2,869 (75%) | 0.024 |
Family history | 807 (44%) | 1,455 (46%) | 0.17 |
Smoking | 592 (34%) | 1,121 (37%) | 0.039 |
Diabetes mellitus | 342 (15%) | 602 (16%) | 0.41 |
Hypertension | 999 (54%) | 1,573 (49%) | 0.001 |
Previous coronary artery bypass operation | 173 (9%) | 279 (9%) | 0.53 |
Previous percutaneous coronary intervention | 735 (34%) | 1,184 (32%) | 0.25 |
Previous myocardial infarction | 793 (37%) | 1,268 (35%) | 0.20 |
Lipid lowering treatment | 1,217 (66%) | 1,995 (63%) | 0.027 |
Procedure time* | 23 (15-36) min | 21 (14-34) min | 0.0007 |
Use of GPIIb/IIIa inhibitors | 626 (27%) | 1143 (30%) | 0.051 |
Number of treated lesions* | 1 (1-2) | 1 (1-2) | 0.175 |
Number of stents >1 | 514 (22.5%) | 771 (20.1%) | 0.023 |
Total stent length* | 18.0 (14.0 - 24.0) mm | 18.0 (13.0 - 26.0) mm | 0.070 |
Indication for percutaneous coronary intervention | 0.025 | ||
Stable angina pectoris | 924 (41%) | 1,610 (42%) | |
Unstable angina pectoris/non ST-segment elevation myocardial infarction | 763 (33%) | 1,158 (30%) | |
ST-segment elevation myocardial infarction | 511 (22%) | 946 (25%) | |
Other | 84 (4%) | 126 (3%) | |
Charlson’s comorbidity index score | 0.0003 | ||
0 | 1,368 (60%) | 2,475 (65%) | |
1-2 | 725 (32%) | 1,125 (29%) | |
3+ | 189 (8%) | 230 (6%) |