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Table 1 Uroflowmetry parameters recorded in group 1 (consisted of males and females with voiding dysfunction) in three different urination positions

From: Does urination position have an effect on evaluation of lower urinary tract function ın children? A uroflowmetric study

UFM parameters Gender Sitting urination position Squatting urination position Standing urination position p value
Voided volume (ml ± SD) Male 151 ± 31 149 ± 47 153 ± 37 0.792
Female 127 ± 34 133 ± 31 0.851
Qmax (ml/s) Male 16.7 ± 5.6 16.8 ± 3.4 18.5 ± 3.1 0.628
Female 17.3 ± 4.1 16.3 ± 4.4 0.721
Postvoid residual volume (ml ± SD) Male 27.5 ± 14 32.4 ± 9.5 20.9 ± 9.7 0.571
Female 38.8 ± 24.4 42.5 ± 23.5 0.02
Time to reach Qmax (s ± SD) Male 6.1 ± 3.4 5.7 ± 4.2 5.1 ± 3.1 0.772
Female 5.4 ± 2.9 6.1 ± 2.6 0.528
Urination time (s ± SD) Male 13.4 ± 5.4 12.4 ± 4.4 11.4 ± 5.1 0.567
Female 13.4 ± 8.4 13.7 ± 9.3 0.623
  1. UFM Uroflowmetry, Qmax Maximum urine flow rate, ml milliliter, s second, SD Standard deviation