Table 1 Demographic and clinical characteristics of sample
Variable | Risk-Prone Attitudes | N | Non-Risk-Prone Attitudes | N | P |
|---|---|---|---|---|---|
Age (years) – Mean | 61.86 | (2827) | 64.29 | (3467) | < 0.001 |
Sex | Â | Â | Â | Â | < 0.001 |
   Female | 20.6% | (582) | 30.8% | (1068) |  |
   Male | 79.4% | (2245) | 69.2% | (2399) |  |
Congestive Heart Failure | 9.6% | (270) | 10.8% | (373) | 0.12 |
Peripheral Vascular Disease | 7.3% | (206) | 7.7% | (266) | 0.56 |
Chronic Pulmonary Disease | 8.8% | (249) | 10.4% | (361) | 0.03 |
Cerebrovascular Disease | 5.4% | (152) | 6.5% | (225) | 0.06 |
Elevated Creatinine | 1.5% | (42) | 1.3% | (46) | 0.59 |
Renal Dialysis | 0.9% | (25) | 0.8% | (27) | 0.65 |
Diabetes Mellitus | 16.8% | (475) | 17.1% | (593) | 0.75 |
Hypertension | 52.8% | (1494) | 56.5% | (1958) | 0.01 |
Hyperlipidemia | 63.7% | (1801) | 61.1% | (2118) | 0.03 |
Liver/GI* | 3.7% | (105) | 4.0% | (139) | 0.55 |
Malignancy | 3.9% | (109) | 4.1% | (143) | 0.59 |
Prior MI* | 46.2% | (1306) | 45.5% | (1579) | 0.61 |
Prior PCI* | 8.0% | (225) | 8.0% | (276) | 0.99 |
Prior CABG* Surgery | 6.9% | (195) | 7.6% | (264) | 0.28 |
Prior Lytic Therapy | 4.8% | (135) | 4.1% | (143) | 0.21 |
Former Smoker | 53.7% | (1517) | 52.3% | (1813) | 0.28 |
Current Smoker | 24.1% | (680) | 20.2% | (702) | < 0.001 |
Clinical Indication | Â | Â | Â | Â | 0.06 |
   Stable Angina | 39.4% | (1114) | 37.1% | (1286) |  |
   Myocardial Infarction | 27.9% | (790) | 27.1% | (939) |  |
   Unstable Angina | 25.3% | (714) | 28.0% | (972) |  |
   Other | 7.4% | (209) | 7.8% | (270) |  |
Duke Category | Â | Â | Â | Â | 0.02 |
   1-vessel disease | 18.0% | (508) | 20.3% | (703) |  |
   2-vessel disease | 38.3% | (1082) | 38.0% | (1316) |  |
   3-vessel disease | 34.5% | (975) | 32.0% | (1109) |  |
   left main | 8.7% | (247) | 8.8% | (304) |  |
   missing | 0.5% | (15) | 1.0% | (35) |  |
Ejection Fraction | Â | Â | Â | Â | 0.20 |
   >50% | 67.9% | (1920) | 66.1% | (2293) |  |
   35–50% | 21.1% | (579) | 22.0% | (762) |  |
   20–34% | 4.6% | (131) | 4.4% | (153) |  |
   <20% | 0.7% | (21) | 0.5% | (18) |  |
   not done do to instability | 3.3% | (94) | 4.2% | (145) |  |
   missing | 2.3% | (64) | 2.8% | (96) |  |
Household Income | Â | Â | Â | Â | < 0.001 |
   <$20,000 | 13.2% | (374) | 17.6% | (611) |  |
   $20,000–34,999 | 21.2% | (598) | 25.0% | (867) |  |
   $35,000–49,999 | 15.9% | (450) | 14.2% | (494) |  |
   $50,000–69,999 | 14.4% | (406) | 12.7% | (440) |  |
   ≥ $70,000 | 20.8% | (588) | 11.4% | (395) |  |
   Missing | 14.5% | (411) | 19.0% | (660) |  |