Table 3.
All non-zero coefficient estimates using a binomial generalized linear model with an elastic-net penalty for UTI fit to the training data.
| Variable | Coefficient | OR |
|---|---|---|
| Cetirizine | 1.54 | 4.66 |
| CPT 87086: Culture, bacterial; quantitative, colony count, urine | 1.32 | 3.74 |
| ICD-9 599: Urinary tract infection, site not specified | 1.32 | 3.76 |
| CPT 87186: Aerobic Susceptibility: Gram Positive Minimum Inhibitory Concentration Panel Urine/Non-Urine | 1.30 | 3.69 |
| Nitrofurantoin | 1.10 | 3.00 |
| Ciprofloxacin | 0.79 | 2.20 |
| CPT 87088: Culture, bacterial; with isolation and presumptive identification of each isolates, urine | 0.67 | 1.95 |
| ICD-9 595.9: Cystitis, unspecified | 0.61 | 1.83 |
| Sulfamethoxazole | 0.61 | 1.85 |
| CPT 81001: Urinalysis, by dip stick or tablet reagent; automated, with microscopy | 0.29 | 1.34 |
| Amoxicillin | 0.19 | 1.22 |
| Ceftriaxone | 0.13 | 1.14 |
| Clindamycin | 0.05 | 1.05 |
| CPT-specific UTI-event-rate | 0.01 | 1.01 |
Abbreviations: CPT, common procedural terminology; ICD, international classification of disease; OR, odds ratio, UTI, urinary tract infection.