Clinical characteristics of patients at time of bloodstream infection episodes
| Characteristics | LVAD n=59 | Control n=45 | P values |
| Age at BSI, years | 60±13 | 55±13 | 0.15 |
| White cell count, ×109 cells/L at time of culture | 9.3 (6.8, 14.4) | 9.7 (7.2, 13.0) | 0.49 |
| MAP, mm Hg at time of culture | 74 (63, 86) | 72 (67, 81) | 0.88 |
| BMI, kg/m2 | 27.5 (23.0, 32.5) | 27.7 (25.1, 32.0) | 0.52 |
| Aspirin therapy | 47 (80) | 23 (51) | 0.02 |
| Aspirin dose 325 mg (vs 81 mg) | 29 (63) | 6 (25) | 0.02 |
| Outpatient acetaminophen prescription | 14 (24) | 7 (16) | 0.44 |
| Duration from LVAD placement or line to insertion to BSI, days | 303 (151, 628) | 32 (12, 92) | <0.0001 |
| Duration from prior BSI episode to next episode, days (n=22 LVAD, n=4 control) | 114 (64, 195) | 265 (138, 738) | 0.31 |
Data are presented in mean±SD, median (25th, 75th percentile) or count (%).
BMI, body mass index; BSI, bloodstream infection; LVAD, left ventricular assist device; MAP, mean arterial pressure.