Table 2.
Bivariate Analysis Comparing Patients with and without Bloodstream Infection
| Variable | BSI Cases (n=31) | Control (n=90) | P-value |
|---|---|---|---|
| Male | 17 (55%) | 35 (39%) | |
| Female | 14 (45%) | 55 (61%) | 0.12 |
| African-American | 24 (77%) | 73 (81%) | 0.72 |
| Caucasian | 7 (23%) | 16(18%) | |
| Age >60 | 7 (23%) | 41 (47%) | 0.02 |
| Median Age | 53 years | 57 years | 0.01 |
| Dialysis Center | |||
| A | 22 (71%) | 33 (37%) | 0.001 |
| B | 9 (9%) | 57 (63%) | |
| Hypertension | 31 (100%) | 83 (97%) | 0.29 |
| CHF | 2 (7%) | 20 (23%) | 0.04 * |
| Diabetes | 18 (58%) | 41 (48%) | 0.32 |
| Obesity | 11 (36%) | 17 (20%) | 0.08 |
| Peripheral Vascular Disease | 9 (29%) | 19 (22%) | 0.44 |
| Immunosuppressants | 1 (3%) | 5 (6%) | 0.39 |
| COPD/Asthma | 5 (16%) | 9 (11%) | 0.41 |
| Hepatitis B or C | 3 (10%) | 5 (6%) | 0.47 |
| CVA History | 7 (23%) | 15 (17%) | 0.53 |
| HIV | 1 (3%) | 1 (1%) | 0.45 |
| Tobacco Use | 3 (10%) | 17 (20%) | 0.20 |
| Substance Abuse | 5 (16%) | 1 (1%) | 0.005 * |
| Hx of Surgery in Past 30 days | 3 (10%) | 14 (16%) | 0.37 |
| Admission in Past 30 days | 5 (16%) | 29 (34%) | 0.06 |
| Previous BSI in Past 90 days | 4 (13%) | 9(11%) | 0.71 |
| Previous Abx in the Past 30 days | 3 (10%) | 18(21%) | 0.19 |
| Dressing Changes | |||
| Once a week | 11(33%) | 53 (62%) | 0.01 |
| > Once a week | 20 (67%) | 33 (38%) |
*
Fisher's Exact Test