Volume 10, Number 6—June 2004
Research
Nursing Home Residents and Enterobacteriaceae Resistant to Third-Generation Cephalosporins
Carolyn Sandoval*, Stephen D. Walter*, Allison McGeer†, Andrew E. Simor†, Suzanne F. Bradley‡, Lorraine M. Moss*, and Mark B. Loeb*
Table 3
Univariate logistic regression analyses of individual-level variables with clinical isolate of Enterobacteriaceae resistant to third-generation cephalosporins as the dependent variable
| Variablesa | Case-patients (%) | Controls (%) | OR (95% CI)b | p value |
|---|---|---|---|---|
| Any antimicrobial drug |
13 (48) |
27 (32) |
2.0 (0.8 to 4.8) |
0.125 |
| Any cephalosporin |
8 (30) |
6 (7) |
5.5 (0.1 to 0.6) |
0.004 |
| Third-generation cephalosporin |
2 (7) |
2 (2) |
3.3 (0.04 to 2.2) |
0.242 |
| Fluoroquinolone |
3 (11) |
7 (8) |
1.4 (0.1 to 3.0) |
0.649 |
| Trimethoprim/sulfamethoxazole | 4 (15) | 5 (6) | 2.8 (0.1 to 1.4) | 0.150 |
a10 weeks before date of confirmed Enterobacteriaceae infection.
bOR, odds ratio; CI, confidence interval.
