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Multivariate analysis of risk factors for community-onset UTI caused by ESBL-producing Escherichia coli.
| Odds ratio | 95% Confidence interval | P-value | |
| Use of antibiotics within previous 6 months | 2.28 | 1.21–4.3 | 0.011 |
| Healthcare-associated UTI | 1.80 | 1.02–3.18 | 0.041 |
| Upper UTI | 3.05 | 1.76–5.29 | <0.0001 |
| Two or more risk factors | 4.03 | 1.73–9.35 | 0.001 |
