Table 1.

Comparison of some variables between Restless Legs Syndrome (RLS) patients and control subjects

Variable	RLS (n = 98)	Control (n = 670)	P	Total (n = 768)
Age (year)
Mean (SD)	35.2 (5.9)	32.7 (5.8)	<0.001	33 (5.9)
Range	24-50	20-58		20-58
Work experience (year)
Mean (SD)	11.8 (5.3)	8.9 (4.7)	<0.001	9.3 (4.9)
Range	2-25	0.5-27		0.5-27
Current smokers, n (%)	19 (19.4)	87 (12.9)	0.115	106 (13.8)
Chronic disorders, n (%)
Anemia	6 (6.1)	24 (3.6)	0.258	30 (3.9)
Diabetes mellitus	4 (4.1)	18 (2.7)	0.51	22 (2.9)
Chronic kidney disease	1 (1)	2 (0.3)	0.336	3 (0.4)
Total	11 (11.2)	44 (6.6)	0.097	55 (7.2)
Drug consumption, n (%)
Antihistamines	16 (16.3)	29 (4.32)	<0.001	45 (5.85)
Antidepressants	6 (6.1)	23 (3.43)	0.248	29 (3.77)
Dopamine antagonist	2 (2)	15 (2.23)	1.0	17 (2.21)
Total	24 (24.4)	67 (10)	<0.001	91 (11.8)