| Non-Bacteremic (n = 92) | Bacteremic (n = 108) | Odds Ratio | 95% CI | P-value | Non-Bacteremic (days) | Bacteremic (days) | P-value |
---|---|---|---|---|---|---|---|---|
Number (percentage) of prior exposure antibiotics/duration of exposure, days | 2.7 ± 1.1 | 3.8 ± 1.4 | 2.09 | 1.60 - 2.74 | < 0.001 | 19.2 ± 21.3 | 13.2 ± 12.9 | 0.005 |
   Aminopenicillin | 2 (2.2) | 3 (2.8) | 1.29 | 0.21 - 7.87 | 0.79 | 9.5 ± 2.1 | 6.7 ± 6.4 | 0.601 |
   Cephalosporin | 34 (37.0) | 34 (31.5) | 0.78 | 0.44 - 1.41 | 0.416 | 11.2 ± 9.1 | 7.9 ± 6.8 | 0.09 |
   Quinolone | 37 (40.2) | 50 (55.6) | 1.86 | 1.06 - 3.27 | 0.031 | 11.6 ± 6.2 | 7.8 ± 3.4 | 0.002 |
   Antipseudomonal penicillin | 34 (37.0) | 44 (40.7) | 1.17 | 0.66 - 2.08 | 0.585 | 10.6 ± 5.1 | 6.3 ± 2.9 | < 0.001 |
   Carbapenem | 45 (48.9) | 83 (76.9) | 3.47 | 1.89 - 6.36 | < 0.001 | 14.1 ± 14.9 | 9.2 ± 6.0 | 0.003 |
   Glycopeptide | 52 (56.5) | 85 (78.7) | 2.84 | 1.53 - 5.28 | 0.001 | 12.6 ± 7.6 | 9.3 ± 7.8 | 0.018 |
   Aminoglycoside | 10 (10.9) | 30 (27.8) | 3.15 | 1.45 - 6.88 | 0.004 | 8 ± 4.1 | 5.6 ± 3.8 | 0.099 |
   Anti-anaerobe | 24 (26.1) | 38 (35.2) | 1.54 | 0.84 - 2.83 | 0.167 | 9.0 ± 4.6 | 6.3 ± 4.1 | 0.017 |
   Macrolide | 2 (2.2) | 5 (4.6) | 2.18 | 0.41 - 11.54 | 0.357 | 5.5 ± 3.5 | 4.4 ± 2.6 | 0.660 |