Table 2 Analysis of Risk factors for bacteremia caused by ESBL-producing group versus ESBL-nonproducing E. coli or Klebsiella spp.
Non ESBL | ESBL | P-value | Crude odds ratio | 95% CI | Adjusted odds ratio | 95% CI | |
|---|---|---|---|---|---|---|---|
Use of any antibiotics within previous 1 mo | 15 (33.3) | 38 (73.1) | < 0.05 | 5.4 | 2.3–13.0 | 2.7 | 0.8–9.3 |
Use of extended-spectrum cephalosporin within previous 1 mo | 7 (15.6) | 27 (51.9) | < 0.05 | 5.8 | 2.2–15.5 | 2.4 | 0.7–9.0 |
Neutropenia (ANC < 500) | 8 (17.8) | 17 (34) | 0.077 | 2.4 | 0.9–6.2 | 2.5 | 0.9–7.5 |
Presence of an indwelling central venous catheter | 11 (34.4) | 21 (40.4) | 0.099 | 2.1 | 0.9–5.1 | 1.6 | 0.6–4.8 |