Clinical Focus ›› 2022, Vol. 37 ›› Issue (4): 329-333.doi: 10.3969/j.issn.1004-583X.2022.04.008

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Relationship between serum irisin, manganese-containing superoxide dismutase and cognitive function of patients with chronic insomnia

Zhai Xiayin1, Lan Rui2()   

  1. 1. Neurology Second Ward, Yellow River Central Hospital, Zhengzhou 450003, China
    2. Department of Interventional Encephalopathy, the First Affiliated Hospital of Henan University of CM, Zhengzhou 450000, China
  • Received:2021-12-14 Online:2022-04-20 Published:2022-05-13
  • Contact: Lan Rui E-mail:lanrui0312@163.com

Abstract:

Objective To detect the levels of serum irisin and manganese-containing superoxide dismutase (MnSOD) of patients with chronic insomnia, and exploring the relationship between the two and cognitive function. Methods Totally 179 patients with chronic insomnia treated in the Department of Neurology of Yellow River Central Hospital from September 2019 to December 2020 were selected, including 86 patients without cognitive impairment (group A) and 93 patients with cognitive impairment (group B). The clinical data of the two groups were retrospectively analyzed. Results Compared with group A, group B exhibited increased pittsburgh sleep quality index (PSQI) score, decreased serum irisin, MnSOD and Montreal cognitive assessment (MoCA) scores (all P<0.05). The positive correlations between serum irisin, MnSOD levels and MoCA scores in chronic insomnia patients with cognitive impairment were found (r=0.493, 0.604, all P<0.05). The decreased levels of serum iris and MnSOD were independent risk factors for cognitive impairment in patients with chronic insomnia (all P<0.05). The areas under the curve (AUC) of serum irisin and MnSOD in predicting cognitive impairment in patients with chronic insomnia were 0.805 and 0.732, respectively, with specificity of 89.5% and 58.1%, and sensitivity of 61.3% and 84.9%, respectively; the AUC, specificity and sensitivity of the combined prediction were 0.897, 95.3% and 59.1%, respectively. Conclusion Serum irisin and MnSOD levels have certain significance for cognitive impairment assessment of patients with chronic insomnia, which are closely related to cognitive function.

Key words: sleep initiation and maintenance disorders, cognition, superoxide dismutase, irisin

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