Table 2.

Mean postvoid RUV.

n	Baseline (A)	After treatment (B)	Followup (C)	Difference x ± s			t value			P value
				AB	AC	BC	AB	AC	BC	AB	AC	BC
14 (total)	262.43 ± 131.50	72.14 ± 83.59	63.57 ± 75.71	190.29 ± 101.87	198.86 ± 112.18	8.57 ± 26.56	6.989	6.633	1.207	0.000	0.000	>0.05
4 (group A)	210.00 ± 95.92	20.00 ± 18.26	17.50 ± 15.00	190.00 ± 108.62	192.50 ± 107.82	2.50 ± 5.00	3.498	3.571	1.000	0.040	0.038	>0.05
6 (group B)	222.23 ± 103.31	45.00 ± 32.71	43.33 ± 29.43	177.33 ± 112.01	179.00 ± 110.70	−1.67 ± 4.08	3.878	3.961	1.000	0.012	0.011	>0.05
4 (group C)	375.00 ± 155.46	165.00 ± 107.55	140.00 ± 108.32	202.50 ± 118.43	220.00 ± 163.10	10.00 ± 66.33	3.934	2.698	0.302	0.029	>0.05	>0.05