Clinical outcomes of sacral neuromodulation in non-neurogenic, non-obstructive dysuria: A 5-year retrospective, multicentre study in China

Table 2 Voiding diary results at baseline vs test period in 46 patients

	Baseline	Test period	P value	Z value
Residual urine (mL)	60 (0-200)	15 (0-82.5)	< 0.01	-4.03
Voiding frequency	13.74 ± 5.85	9.32 ± 2.73	< 0.01
Average voiding volume (mL)	114.84 ± 53.23	184.35 ± 55.31	< 0.01
Maximum voiding volume (mL)	160 (120-200)	260 (200-300)	< 0.01	-5.1
Nocturia	3 (2-5)	2 (1-3)	< 0.01	-4.67
Urgency score	3 (0-4)	2 (0-2)	< 0.01	-4.2
QoL score	5 (3.25-5)	3.5 (3-4)	< 0.05	-1.98

Data are presented as median (interquartile range) or mean ± SD. QoL: Quality of life.