borderline significantp = 0.067
Few papers related to restless legs syndrome have assessed potential differences in peripheral thyroid hormone levels, but one Turkish case did so, finding a borderline significant difference (lower fT 3 levels in RLS patients: 4.32 ± 0.60 vs. 4.62 ± 0.67 pmol/L; p = 0.067) [ 49 ].