Table 2. Prevalence of antimicrobial resistance in invasive isolates of Escherichia coli in relation to patient sex*.
| Antimicrobial agent | Male |
Female |
||||
|---|---|---|---|---|---|---|
| N | R% (n) | N | R% (n) | p | OR (CI 95%) | |
| Ampicillin | 3,484 | 58.8 (2,049) | 3,581 | 56.5 (2,023) | 0.05 | 1.10 (1.00–1.21) |
| Ciprofloxacin | 3,478 | 22.8 (793) | 3,570 | 16.3 (582) | <0.0001 | 1.52 (1.34–1.71) |
| Cotrimoxazole | 3,240 | 32.9 (1,066) | 3,329 | 29.5 (982) | 0.002 | 1.17 (1.05–1.30) |
| Gentamicin | 3,474 | 8.8 (306) | 3,570 | 5.1 (182) | <0.0001 | 1.80 (1.48–2.18) |
| Cefotaxime | 3,468 | 3.5 (121)† | 3,566 | 2.5 (89)† | 0.01 | 1.41 (1.06–1.88) |
*R%, percent resistance; OR, odds ratio; CI, confidence interval. †Include isolates with intermediate susceptibility and resistance.