Periodic leg movements are not more prevalent in insomnia or hypersomnia but are specifically associated with sleep disorders involving a dopaminergic impairment
1 Centre d'Étude du Sommeil et des Rythmes Biologiques, Hôpital du Sacré-Coeur de Montréal, Université de Montréal, 5400 boul Gouin Ouest, Montréal, Québec, Canada