Association of lower urinary tract symptoms with restless leg syndrome and impaired somnolence pattern in middle aged and elderly men

Table 2 Domain-wise comparison of Pittsburgh Sleep Quality Index score in lower urinary tract symptoms patients (n = 263), mean ± SD/median (interquartile range)

PSQI score domains	RLS (n = 113)	Non-RLS (n = 150)	P value
Subjective sleep quality	1.01 ± 1.184, 0.00 (0.00-2.00)	0.70 ± 0.749, 1.00 (0.00-1.00)	0.177
Sleep latency	0.89 ± 1.089, 0.00 (0.00-2.00)	0.84 ± 0.844, 1.00 (0.00-1.00)	0.709
Sleep duration	088 ± 1.103, 0.00 (0.00-2.00)	0.56 ± 0.719, 0.00 (0.00-1.00)	0.107
Habitual sleep	0.93 ± 1.208, 0.00 (0.00-2.00)	0.78 ± 0.866, 1.00 (0.00-1.00)	0.917
Sleep disturbances	0.84 ± 1.040, 0.00 (0.00-2.00)	0.69 ± 0.759, 1.00 (0.00-1.00)	0.734
Use of sleeping medication	0.77 ± 1.207, 0.00 (0.00-1.00)	0.38 ± 0.527, 0.00 (0.00-1.00)	< 0.05a
Day time dysfunction	0.94 ± 1.144, 0.00 (0.00-2.00)	0.52 ± 0.610, 0.00 (0.00-1.00)	< 0.05a
Total	6.48 ± 7.169, 0.00 (0.00-13.00)	6.31 ± 5.225, 7.00 (0.00-11.00)	0.824

^aP < 0.05.

RLS: Restless legs syndrome; PSQI: Pittsburgh Sleep Quality Index.