Table 2. Predictors of urine culture identity results of the index episode.
| Factora | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|
| Non ESBL isolates N = 287 | ESBL positive isolates N = 406 | P value | OR | 95%CI | P value | |
| Age (years)b | 60 [24–71] | 58 [29.75–70] | 0.949 | |||
| Gender | 0.020 | 0.140 | ||||
| • Female | 181 (63.1) | 220 (54.2) | Ref. | |||
| • Male | 106 (36.9) | 186 (45.8) | 1.281 | 0.922–1.779 | ||
| Comorbidity | 0.559 | |||||
| • No | 59 (20.6) | 91 (22.4) | ||||
| • Yes | 228 (79.4) | 315 (77.6) | ||||
| Interval between paired isolates (months)b | 4 [2–6] | 3 [2–5] | 0.003 | 0.912 | 0.863–0.963 | 0.001 |
| Reasons of admission | 0.194 | 0.512 | ||||
| • Medical reasons | 255 (88.9) | 347 (85.5) | Ref | |||
| • Surgical reasons | 32 (11.1) | 59 (14.5) | 1.173 | 0.728–1.892 | ||
| Presence of urological/surgical condition | 0.007 | 0.039 | ||||
| • No | 179 (62.4) | 211 (52) | Ref. | |||
| • Yes | 108 (37.6) | 195 (48) | 1.416 | 1.018–1.969 | ||
Abbreviations: OR, odds ratio; CI, confidence interval.
a All data expressed as n (%) of participants unless otherwise indicated.
b Data described as median [Interquartile range].