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 4
Univariate logistic regression analyses of nursing home-level variables with clinical isolate of Enterobacteriaceae resistant to third-generation cephalosporins as the dependent variablea
| Variables | OR (95% CI) | p value |
|---|---|---|
| >200 beds (no.) |
0.85 (0.35 to 2.05) |
0.718 |
| Nursing units per 100 beds (log no.) |
4.09 (0.25 to 66.45) |
0.322 |
| RN FTE h (log no.) |
1.21 (0.18 to 8.31) |
0.846 |
| NA FTE h (log no.) |
1.91 (0.44 to 8.43) |
0.391 |
| Healthcare aide FTE h (log no.) |
0.99 (0.95 to 1.02) |
0.356 |
| ICP FTE h (log no.) |
0.91 (0.19 to 4.43) |
0.910 |
| Primary care physician FTE h (log no.) |
0.28 (0.08 to 0.91) |
0.034 |
| Infectious disease specialist on staff |
0.40 (0.16 to 1.03) |
0.057 |
| Tubs/showers per 100 beds/facility (log no.) |
2.25 (0.48 to 10.48) |
0.303 |
| Sinks per 100 beds (no.) |
1.00 (0.99 to 1.01) |
0.965 |
| New admissions from to acute care prior y/100 beds (no.) |
1.00 (0.99 to 1.01) |
0.205 |
| Residents readmitted acute care hospitals prior y/100 beds (no.) |
1.01 (0.99 to 1.03) |
0.481 |
| Residents with urinary catheter (%) |
1.01 (0.90 to 1.13) |
0.923 |
| Residents with intravenous catheter (%) |
1.64 (0.68 to 3.9) |
0.272 |
| Residents with gastrostomy tube (log %) |
5.02 (1.72 to 14.70) |
0.003 |
| >50% Residents unable to ambulate (no.) | 1.34 (0.54 to 3.31) | 0.533 |
aOR, odds ratio; CI, confidence interval; FTE, full-time equivalent; RN, registered nurse; NA, nursing aide; ICP, infection control practitioner; ID, infectious disease.
