Volume 11, Number 6—June 2005
Research
Fluoroquinolone-resistant Escherichia coli Carriage in Long-Term Care Facility
Table 1
Comparison of cases and controls, fluoroquinolone-resistant Escherichia coli colonization study, long-term care facility*
Variable | Controls (n = 24) (%) | Cases (n = 25) (%) | OR (95% CI) | p value† |
---|---|---|---|---|
Prior hospitalization | 18/24 (75.0) | 13/25 (52.0) | 0.36 (0.09, 1.41) | 0.08 |
Duration of residence in facility (d)‡§ | 209.5 (22–2,571) | 411 (81–2,580) | 0.13 | |
Decubitus ulcer | 6/24 (25.0) | 2/25 (8.0) | 0.26 (0.02, 1.73) | 0.14 |
Low ambulatory status | 15/24 (62.5) | 10/25 (40.0) | 0.40 (0.11, 1.46) | 0.16 |
Fluoroquinolone use | 6/24 (25.0) | 18/25 (72.0) | 7.71 (1.86, 33.60) | 0.002 |
Metronidazole use | 1/24 (4.2) | 7/25 (28.0) | 8.90 (0.96, 420.17) | 0.05 |
*OR, odds ratio; 95% CI, 95% confidence interval.
†Fisher exact test (categorical variables); Wilcoxon-rank sum test (continuous variables).
‡Median (range).
§Days from admission into facility until study enrollment.