Geographic variation in the prevalence and phenotypic traits of stroke patients with suspected obstructive sleep apnoea: a European Sleep Apnea Database (ESADA) analysis

Stroke remains the second leading cause of death and the primary cause of adult disability in the European Union, despite advances in acute care and secondary prevention [1]. Obstructive sleep apnoea (OSA) is a significant independent risk factor for stroke [2], affecting nearly one billion people globally [3].