Table 3. Multivariable model of risk factors associated with tigecycline-heteroresistance among carbapenem-resistant E. cloacae isolates.
| Characteristics and variables | TH-CRECL | NTH-CRECL | Multivariable analysis | |
|---|---|---|---|---|
| n = 28 | n = 112 | P-valuea | OR (95%CI) | |
| Transfer from other hospital | 13 (46.4) | 24 (21.4) | 0.109 | 2.283 (0.831–6.275) |
| Admission to ICU | 18 (64.3) | 46 (41.1) | 0.714 | 1.250 (0.378–4.138) |
| Solid malignancy | 8 (28.6) | 13 (11.6) | 0.113 | 2.585 (0.799–8.367) |
| Respiratory diseases | 15 (53.9) | 29 (25.9) | 0.109 | 2.282 (0.831–6.266) |
| Respiratory infection | 14 (50.0) | 27 (24.1) | 0.137 | 2.255 (0.772–6.591) |
| Tracheal cannula | 16 (57.1) | 28 (25.0) | 0.337 | 1.814 (0.538–6.121) |
| Fluoroquinolone | 12 (42.9) | 12 (10.7) | <0.001 | 6.516 (2.159–19.665) |
Notes: Data are no. (%) unless specified otherwise. OR, odds ratio; CI, confidence interval; ICU, intensive care unit; IQR, interquartile range; NA, not available.
aBoldface indicate values that are significant (P < 0.05).