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  • Comparative study of clinical features and vascular risk factors in patients with unexplained non-acute dizziness and headache in cerebrovascular disease clinic

    Objective To analyze the difference of clinical characteristics and vascular risk factors between patients with unexplained non-acute dizziness and headache, so that to bring new perspective on prevention of vascular risk factors and enhancement of symptoms among different patients. Methods The data of patients in the cerebrovascular disease clinic of the Department of Neurology, West China Hospital of Sichuan University between July 1th and September 30th, 2021 were collected retrospectively. The included patients were divided into dizziness group or headache group according to the complained. The clinical characteristics and risk factors of the two groups were compared. Results A total of 273 patients were included. There were 198 cases (72.5%) in dizziness group and 75 cases (27.5%) in headache group. Compared with headache group, patients in dizziness group were older, with a shorter course of disease, and accounted for a higher proportion of patients with symptoms related to body position, higher proportion of patients with hypertension and carotid plaque, and more vascular risk factors (P<0.05). Logistic regression results showed that patients with symptoms related to body position [odds ratio (OR)=7.025, 95% confidence interval (CI) (1.772, 28.488), P=0.007], at least one [OR=2.461, 95%CI (1.298, 4.664), P=0.006], two or more vascular risk factors [OR=2.314, 95%CI (1.033, 5.186), P=0.042] were independently associated with dizziness. The longer course of disease [OR=0.994, 95%CI (0.990, 0.997), P=0.001] was independently associated with headache. Conclusion Patients with non-acute unexplained dizziness and headache, especially those with dizziness, should pay more attention to the inquiry and treatment of vascular risk factors and psychopsychological factors.

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