TABLE 1

Characteristics of Cohorts

Cohort	All patients					Patients who voided
Cohort		n	Age* (y)	Sex (F/M)	n^† (% all patients)	Age* (y)	Sex (F/M)	Time of voiding* (min)
F-15	56	40.3 ± 20.3 (3.5–76)	35/21	17 (30)	34.1 ± 22.0 (4–76)	12/5	18.3 ± 3.9 (12–25)
F+0	29	45.5 ± 18.3 (7–82)	21/8	3 (10)	35.0 ± 27.6 (9–64)	1/2	16.0 ± 0.35 (12–19)

↵* Mean ± SD (range).
↵^† Only parameter different between cohorts (P < 0.05).