Patients with large artery atherosclerosis (17.4%) and those with a stroke of undetermined aetiology (36.3%) due to incomplete evaluation had median copeptin levels of 27.8 pmol/l (IQR: 19.4-38.4 pmol/l) and 27.4 (IQR: 15.4-32.4 pmol/l), respectively (Table 4). The gene discussed is AVP; the disease is Stroke.