Table 2:

Complicating factors of UTIs

Complicating Factors
History
Diabetes
Pregnancy
Immunosuppressed (eg, steroids, chemotherapy)
Renal calculi or renal insufficiency
Known functional or structural urologic abnormalities
Urinary tract catheterization (or other urologic procedure or instrumentation) within last 2 weeks
Discharge from hospital or nursing home within last 2 weeks
≥4 UTIs within last 12 months
Failure of TMP/SMX treatment for UTI within last 4 weeks
Resident of extended-care facility
Symptoms
>7 Days duration
Rigors (shaking chills)
Flank pain: midback, severe, new, occurring with onset of these symptoms
Temperature >101°F

Note:—TMP indicates trimethoprim; SMX, sulfamethoxazole.