TABLE 4.
Logistic regression analysis for factors associated with Gram-negative bacillus bacteremia in patients with PVCRBSI
| Factor | OR (95% CI) | P value for unadjusted ORa | aOR (95% CI) | P value for aORa |
|---|---|---|---|---|
| Year of diagnosis | <0.001 | <0.001 | ||
| 1992–1996 | Reference | Reference | ||
| 1997–2001 | 0.226 (0.087–0.590) | 0.002 | 0.277 (0.101–0.763) | 0.013 |
| 2002–2006 | 0.566 (0.285–1.126) | 0.105 | 0.883 (0.416–1.876) | 0.747 |
| 2007–2011 | 1.268 (0.712–2.260) | 0.420 | 1.821 (0.951–3.486) | 0.070 |
| 2012–2016 | 1.701 (0.958–3.018) | 0.070 | 2.322 (1.199–4.495) | 0.012 |
| Hospital stay of >7 days with a catheter in situ for >3 days | 1.951 (1.367–2.785) | <0.001 | 1.799 (1.204–2.688) | 0.004 |
| Prior surgery | 3.540 (2.172–5.769) | <0.001 | 2.388 (1.396–4.085) | <0.001 |
| Prior or current beta-lactam therapy | 2.401 (1.626–3.547) | <0.001 | 1.797 (1.161–2.782) | 0.009 |
| Phlebitis | 0.368 (0.224–0.606) | <0.001 | 0.351 (0.197–0.625) | <0.001 |
| Cirrhosis | 0.288 (0.142–0.586) | 0.001 | 0.399 (0.186–0.855) | 0.018 |
| Cardiac disease | 0.702 (0.480–1.028) | 0.069 | 0.556 (0.364–0.851) | 0.007 |
| McCabe, ultimately or rapidly fatal outcome | 0.522 (0.356–0.765) | 0.001 | 0.569 (0.368–0.878) | 0.011 |
a
Values in boldface are significant.