Restless Legs Syndrome and Its Associated Risk Factors in Parkinson’s Disease

Table 1

Baseline characteristics of study population.

	𝑛=113
Age, years, mean (SD)	64.8 (9.0)
Sex, n (%)
Male	60 (53.1)
Female	53 (46.9)
Ethnicity, n (%)
Malay	32 (28.3)
Chinese	71 (62.8)
Indian	8 (7.1)
Others	2 (1.8)
Duration of illness of PD, years	5 (2.0–8.0)
Levodopa dose, mg	300 (450)
LEU of dopamine agonist, mg	0 (75)
Total LEU, mg	350 (480)
Hoehn and Yahr stage	2 (2.0-3.0)
Stage 1, n (%)	26 (23)
Stage 2, n (%)	54 (48.7)
Stage 3, n (%)	30 (26.5)
Stage 4, n (%)	2 (1.8)

Data is expressed as median (IQR) unless otherwise stated.
LEU: levodopa equivalence unit; total LEU: levodopa plus LEU of dopamine agonist.