Table 1.

Urine culture cutoffs for significance

Diagnosis	Criteria
Uncomplicated, simple UTI	≥103 cfu/ml
Uncomplicated febrile UTI/pyelonephritis	≥104 cfu/ml
Complicated UTI (simple or febrile UTI/pyelonephritis)
in women	≥105 cfu/ml
in men	≥104 cfu/ml
in straight catheter urine	≥104 cfu/ml

cfu: colony-forming unit; UTI: urinary tract infection.