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Table 3 Stratification of patients according to VV threshold difference between VD and UF

From: Correspondence of uroflowmetry and voiding diary in evaluation of voiding volume in children with lower urinary tract dysfunction

Difference [(VV/EBC)(%)]

MVV (n) (%)

AVV (n) (%)

Group 1 (0–10)

62 (25.6)

70 (28.9)

OAB

24 (20.0)

38 (31.7)

DV

22 (25.6)

24 (27.9)

MNE

16 (44.4)

8 (22.2)

Group 2 (10–20)

40 (16.5)

42 (17.4)

OAB

24 (20.0)

11 (9.2)

DV

14 (16.3)

23 (26.7)

MNE

2 (5.6)

8 (22.2)

Group 3 (20–30)

46 (19.0)

47 (19.4)

OAB

30 (25.0)

28 (23.3)

DV

14 (16.3)

11 (12.8)

MNE

2 (5.6)

8 (22.2)

Group 4 (> 30)

94 (38.9)

83 (34.3)

OAB

42 (35.0)

43 (35.8)

DV

36 (41.9)

28 (32.6)

MNE

16 (44.4)

12 (33.4)

  1. MVV: Maximum voided volume, AVV: average voided volume, UF: uroflowmetry, VD: voiding diary, VV: voided volume, EBC: estimated bladder capacity, OAB: overactive bladder, DV: dysfunctional voiding, MNE: monosymptomatic nocturnal enuresis