Table 1.
Demographics of the study population
| Cardiac catheterization (n=30) | No cardiac catheterization (n=80) | |
|---|---|---|
| Race | ||
| African-American | 18(60%) | 32(40%) |
| Caucasian | 6(20%) | 29(36%) |
| Other/Unknown | 6(20%) | 19(24%) |
| Gender (male) | 18(60%) | 47(59%) |
| Age mean±sd, (range) | 67±11, (43–83) | 63±15(18–90) |
| Past medical history | ||
| Hypertension | 20(67%) | 41(51%) |
| Congestive heart failure | 4(13%) | 16(20%) |
| Coronary artery disease | 15(50%) | 25(31%) |
| Myocardial infarction | 7(23%) | 15(19%) |
| Diabetes | 13(43%) | 26(33%) |
| Malignancy | 4(13%) | 9(11%) |
| Length of stay mean (range) | 11,(1–44) | 19,(1–66) |
sd, standard deviation