Clinical Study
Age Differences in Long Term Outcomes of Coronary Patients Treated with Drug Eluting Stents at a Tertiary Medical Center
Table 1
Demographic and clinical variables.
| | <65 years | ≥65 years | value |
| Males (%) | 69.3 | 59.1 | 0.056 | Body mass index | | | 0.001 | NY heart class for failure on presentation (%) | | | NA | Class 0: none noted | 83.2 | 78.2 | | Class I: dyspnea with high activity | 4.7 | 8.6 | | Class II: dyspnea with regular activity | 10.1 | 9.1 | | Class III: dyspnea with minimal activity | 1.3 | 2.5 | | Class IV: dyspnea at Rest | 0.7 | 1.5 | | Prior percutaneous coronary intervention (%) | 70.5 | 70.2 | 1.000 | Prior coronary artery bypass surgery (%) | 18.7 | 25.3 | 0.155 | Previous myocardial infarction (%) | 37.3 | 35.4 | 0.736 | Family history of premature CAD (%) | 58.5 | 27.7 | 0.001 | Renal failure (creatinine ≥ 2.0 at baseline) (%) | 5.4 | 9.7 | 0.159 | Chronic lung disease (%) | 11.3 | 16.7 | 0.169 | Peripheral vascular disease (%) | 8 | 17.2 | 0.016 | Hypertension (%) | 74 | 87.9 | 0.001 | Cerebrovascular disease (%) | 2.7 | 4.6 | 0.407 | Hyperlipidemia (%) | 86 | 88.4 | 0.519 | Smoking history (%) | 69.3 | 58.4 | 0.043 | Diabetes mellitus (%) | 38.3 | 36.4 | 0.737 | Clopidogrel on followup (%) | 86.7 | 83.5 | 0.515 | Aspirin on followup (%) | 96.9 | 94.1 | 0.408 |
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NS: nonsignificant, CAD: coronary artery disease, and NA: not applicable.
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