Patient's characteristics presented as pool data and divided in two groups according to RLS diagnosis.

All data are mean ± SD. Abbreviations: BMI, body mass index; Kt/V, dialysis efficiency; WHR, waist to hip ratio; PLMS, Periodic Limb Movements in Sleep; IRLS, International Restless Legs Syndrome severity scale; SGA, subjective global assessment; Hct, hematocrit; Hb, hemoglobin.¥For categorical data a chi-square test was performed.