Table 2.

Patients’ characteristics with recurrent UTI symptoms after 2 or 4 weeks of nitrofurantoin use

Patient number	Age (year)	eGFR (mL/min)	Dose regimen	AUC0-24h (mg h/L)	Time after first dose nitrofurantoin (week)
1	84	59	50 mg q6h	2985	4
2	61	53	50 mg q6h	740	2
3	67	92	100 mg q12h	639	2
4	73	58	100 mg q12h	368	2
5	62	81	100 mg q12h	2378	2