Comparison of primary and secondary outcomes between the randomisation groups
| n | OR (95% CI) | p | |
| Unadjusted analysis | |||
| Odds for appropriate prescribing if culture only | 341 | 1.44 (1.03 to 1.99) | 0.0311 |
| Odds for being symptom free on day 5 if culture-only | 308 | 0.91 (0.56 to 1.49) | NS |
| Odds for no significant bacteriuria on day 14 if culture only | 144 | 1.15 (0.62 to 2.13) | NS |
| Adjusted for complicating factors | |||
| Odds for appropriate prescribing if culture only | 324 | 1.65 (1.12 to 2.42) | 0.0112 |
| Odds for being symptom-free on day five if culture only | 293 | 0.89 (0.55 to 1.44) | NS |
| Odds for no significant bacteriuria on day 14 if culture only | 140 | 1.23 (0.64 to 2.38) | NS |
| Subgroup analysis (unadjusted) | |||
| Odds for appropriate prescribing for young patients without comorbidities if culture only | 222 | 1.79 (1.06 to 3.02) | 0.0300 |
| Odds for appropriate prescribing for patients that were elderly, had diabetes or had recurrent UTI if culture only | 102 | 1.37 (0.78 to 2.41) | NS |
OR, Odds for having a positive outcome if randomised to culture-only (ID Flexicult) compared with culture and susceptibility testing (Flexicult SSI-Urinary Kit).
NS, non-significant; UTI, urinary tract infection.