1.Interaction between gender and visceral adiposity index-associated risk of type 2 diabetes
Hongzhou LIU ; Xuelian ZHANG ; Song DONG ; Xiaojing LI ; Xiaomin FU ; Yuhan WANG ; Xiaodong HU ; Bing LI ; Zhaohui LYU
Chinese Journal of Internal Medicine 2025;64(8):736-744
Objective:To examine the interaction between gender and the visceral adiposity index (VAI) in relation to the risk of type 2 diabetes mellitus (T2DM).Methods:This retrospective cohort study utilized data from the public Dryad database derived from the NAGALA (NAFLD in the Gifu Area, Longitudinal Analysis) project (1994-2016). Participants were stratified into quartiles based on VAI levels. A multivariate Cox proportional hazards regression model was employed to evaluate whether VAI independently predicts T2DM risk. Kaplan-Meier survival curves and receiver operating characteristic (ROC) curves were constructed for each VAI quartile. Subgroup analyses were conducted to examine associations across age and body mass index categories. Both multiplicative and additive interaction effects between gender and VAI were assessed. Additionally, gender-specific Cox models were fitted to further explore these associations.Results:A total of 15 453 participants [8 419 males and 7 034 females; mean age, (43.7±8.9) years] were included, with a median follow-up duration of 5.39 years. During follow-up, 373 participants (2.4%) developed T2DM. After adjustment for potential confounders, higher VAI levels were independently associated with increased T2DM risk ( HR=1.16; 95% CI 1.11-1.21), consistent with the results across VAI quartiles. Kaplan-Meier analysis revealed a significant trend of increasing T2DM incidence across VAI quartiles ( P<0.001). The area under the ROC curve for VAI in predicting T2DM at 3, 5, and 10 years was 0.755, 0.735, and 0.696, respectively. Sensitivity analyses showed that elevated VAI was associated with increased T2DM risk across all age and body mass index subgroups (all P<0.05). Regarding interaction analysis, the HR (95% CI) for the multiplicative interaction between VAI and gender was 1.22 (1.19-1.26). The relative excess risk of interaction was -1.08 (95% CI -2.96 to -0.06), the attributable proportion of interaction was -0.54 (95% CI -1.35 to -0.01), and the synergy index was 0.48 (95% CI 0.26-0.91), indicating a negative additive interaction. Using low-VAI women as the reference group, the risk of T2DM in high-VAI women was higher ( HR=2.53, 95% CI 1.59-4.02) compared to high-VAI men ( HR=2.01, 95% CI 1.49-2.72). In gender-specific analyses, increasing VAI remained significantly associated with elevated T2DM risk after adjustment in both females ( HR=1.43, 95% CI 1.21-1.68) and males ( HR=1.16; 95% CI 1.11-1.22), with consistent findings across VAI quartiles. Conclusions:VAI and gender demonstrated multiplicative and additive interaction in relation to T2DM risk. The association between increasing VAI and T2DM risk was more pronounced in women than in men.
2.Interaction between gender and visceral adiposity index-associated risk of type 2 diabetes
Hongzhou LIU ; Xuelian ZHANG ; Song DONG ; Xiaojing LI ; Xiaomin FU ; Yuhan WANG ; Xiaodong HU ; Bing LI ; Zhaohui LYU
Chinese Journal of Internal Medicine 2025;64(8):736-744
Objective:To examine the interaction between gender and the visceral adiposity index (VAI) in relation to the risk of type 2 diabetes mellitus (T2DM).Methods:This retrospective cohort study utilized data from the public Dryad database derived from the NAGALA (NAFLD in the Gifu Area, Longitudinal Analysis) project (1994-2016). Participants were stratified into quartiles based on VAI levels. A multivariate Cox proportional hazards regression model was employed to evaluate whether VAI independently predicts T2DM risk. Kaplan-Meier survival curves and receiver operating characteristic (ROC) curves were constructed for each VAI quartile. Subgroup analyses were conducted to examine associations across age and body mass index categories. Both multiplicative and additive interaction effects between gender and VAI were assessed. Additionally, gender-specific Cox models were fitted to further explore these associations.Results:A total of 15 453 participants [8 419 males and 7 034 females; mean age, (43.7±8.9) years] were included, with a median follow-up duration of 5.39 years. During follow-up, 373 participants (2.4%) developed T2DM. After adjustment for potential confounders, higher VAI levels were independently associated with increased T2DM risk ( HR=1.16; 95% CI 1.11-1.21), consistent with the results across VAI quartiles. Kaplan-Meier analysis revealed a significant trend of increasing T2DM incidence across VAI quartiles ( P<0.001). The area under the ROC curve for VAI in predicting T2DM at 3, 5, and 10 years was 0.755, 0.735, and 0.696, respectively. Sensitivity analyses showed that elevated VAI was associated with increased T2DM risk across all age and body mass index subgroups (all P<0.05). Regarding interaction analysis, the HR (95% CI) for the multiplicative interaction between VAI and gender was 1.22 (1.19-1.26). The relative excess risk of interaction was -1.08 (95% CI -2.96 to -0.06), the attributable proportion of interaction was -0.54 (95% CI -1.35 to -0.01), and the synergy index was 0.48 (95% CI 0.26-0.91), indicating a negative additive interaction. Using low-VAI women as the reference group, the risk of T2DM in high-VAI women was higher ( HR=2.53, 95% CI 1.59-4.02) compared to high-VAI men ( HR=2.01, 95% CI 1.49-2.72). In gender-specific analyses, increasing VAI remained significantly associated with elevated T2DM risk after adjustment in both females ( HR=1.43, 95% CI 1.21-1.68) and males ( HR=1.16; 95% CI 1.11-1.22), with consistent findings across VAI quartiles. Conclusions:VAI and gender demonstrated multiplicative and additive interaction in relation to T2DM risk. The association between increasing VAI and T2DM risk was more pronounced in women than in men.
3.Guideline for the prevention of intraoperative acquired pressure injury in paraplegic patients with spinal cord injury (version 2025)
Aijun XU ; Shuixia LI ; Bo CHEN ; Mengyuan YE ; Lejiao LANG ; Ning NING ; Lin ZHANG ; Changqing LIU ; Zhonglan CHEN ; Weihu MA ; Weishi LI ; Xiaoning WANG ; Dongmei BIAN ; Jiancheng ZENG ; Xin WANG ; Yuan GAO ; Yaping CHEN ; Jiali CHEN ; Yun HAN ; Xiuting LI ; Yang ZHOU ; Xiaojing SU ; Qiong ZHANG ; Tianwen HUANG ; Ping ZHANG ; Hua LIN ; Xingling XIAO ; Ruifeng XU ; Fanghui DONG ; Bing HAN ; Luo FAN ; Yanling PEI ; Suyun LI ; Xiaoju TAN ; Rongchen GUO ; Yefang ZOU ; Xiaoyun HAN ; Junqin DING ; Yi WANG ; Shuhua DENG ; Jinli GUO ; Yinhua LIANG ; Yuan CEN ; Xiaoqin LIU ; Junru CHEN ; Haiyang YU ; Lunlan LI ; Ying REN ; Yunxia LI ; Jianli LU ; Ying YING ; Lan WEI ; Yin WANG ; Qinhong XU ; Yanqin ZHANG ; Yang LYU ; Shijun ZHANG ; Sui WENJIE ; Sanlian HU ; Shuhong YANG ; Guoqing LI ; Jingjing AN ; Baorong HE ; Leling FENG
Chinese Journal of Trauma 2025;41(6):530-541
Paraplegia caused by spinal cord injury is a serious neurological complication, for which surgery is currently the main treatment method. Due to different surgical approaches, patients are usually expected to maintain a passive prone position for a long time or switch between the supine and prone positions. Affected by multiple factors such as neurogenic sensory disorders, pathological changes in muscle tone and operative duration, the risk of intraoperative acquired pressure injury (IAPI) is significantly increased. Current clinical prevention strategies for IAPI in these patients predominantly focus on localized pressure relief during positioning, lacking systematic, standardized comprehensive prevention protocols or evidence-based guidelines. To address it, Department of Nursing, Orthopedics Branch, China International Exchange and Promotive Association for Medical and Health Care, Spinal Trauma Professional Committee, Orthopedics Branch, Chinese Medical Doctor Association, Nursing Group of Spine and Spinal Cord Professional Committee of Chinese Association of Rehabilitation Medicine organized experts in relevant fields to formulate Guideline for the prevention of intraoperative acquired pressure injury in paraplegic patients with spinal cord injury ( version 2025), based on evidence-based medical evidence and latest research results and clinical practice at home and abroad. Eleven recommendations were put forward from the aspects of preoperative risk assessment, intraoperative prevention strategies, postoperative handover and monitoring, and supportive mechanisms for IAPI prevention, aiming to standardize the prevention measures and management strategies of IAPI in paraplegic patients with spinal cord injury and accelerate the recovery of patients and improve the therapeutic effect.
4.Analysis of cervical cancer screening results in Tianjin from 2018 to 2023
Fengjun LYU ; Wei DONG ; Shuang ZHANG ; Xiaojing WANG ; Shaohan LI ; Peng WANG
Chinese Journal of Obstetrics and Gynecology 2025;60(7):541-548
Objective:To review and analyze the results of cervical cancer screening for women aged 30-65 years in Tianjin from 2018—2023, and to explore the choice of cervical cancer screening strategies.Methods:The results of free cervical cancer screening in Tianjin from January 2018 to December 2023 were collected and divided into two periods: group A [2018—2020; screening programs included cervical cytology, Thinprep cytologic test (TCT), and human papillomavirus (HPV) DNA+TCT combined screening] and group B (2021—2023; the screening scheme of HPV E6/E7 mRNA primary screening and TCT diversion, referred to as “HPV E6/E7 mRNA primary screening”) according to the policy changes, and according to the primary screening method of cervical cancer, it was divided into four methods: cervical smear primary screening, TCT primary screening, HPV DNA+TCT combined primary screening and HPV E6/E7 mRNA primary screening. Cervical cancer and precancerous lesion detection rate, cervical cancer early diagnosis rate were analyzed.Results:(1) A total of 1 634 155 women of eligible age were screened, and the detection rate of cervical cancer and precancerous lesion was 216.3/100 000 (3 535/1 634 155), among which the detection rate of precancerous lesion was 200.3/100 000 (3 274/1 634 155) and cervical cancer was 16.0/100 000 (261/1 634 155). (2) The cervical cancer and precancerous lesion detection rate and cancer early diagnosis rate in group B were significantly higher than those in group A [480.3/100 000 (2 132/443 924) vs 117.9/100 000 (1 403/1 190 231), 97.56% (2 080/2 132) vs 92.37% (1 296/1 403); both P<0.001]. (3) The detection rates of cervical cancer and precancerous lesions in women who underwent initial screening with cervical cytology, TCT, HPV DNA+TCT combined screening, and HPV E6/E7 mRNA screening were 106.8/100 000 (10 980/1 028 227), 167.7/100 000 (190/113 319), 236.2/100 000(115/48 685) and 480.3/100 000 (2 132/443 924), respectively. HPV E6/E7 mRNA primary screening had the highest cervical cancer and precancerous lesion detection rate among the four screening methods ( χ2=2 017.59, P<0.001). Conclusion:After 2021, the cervical cancer screening method of HPV E6/E7 mRNA primary screening and TCT triage adopted in Tianjin is suitable for general screening of large populations and is an effective method for initial screening of cervical cancer.
5.Analysis of cervical cancer screening results in Tianjin from 2018 to 2023
Fengjun LYU ; Wei DONG ; Shuang ZHANG ; Xiaojing WANG ; Shaohan LI ; Peng WANG
Chinese Journal of Obstetrics and Gynecology 2025;60(7):541-548
Objective:To review and analyze the results of cervical cancer screening for women aged 30-65 years in Tianjin from 2018—2023, and to explore the choice of cervical cancer screening strategies.Methods:The results of free cervical cancer screening in Tianjin from January 2018 to December 2023 were collected and divided into two periods: group A [2018—2020; screening programs included cervical cytology, Thinprep cytologic test (TCT), and human papillomavirus (HPV) DNA+TCT combined screening] and group B (2021—2023; the screening scheme of HPV E6/E7 mRNA primary screening and TCT diversion, referred to as “HPV E6/E7 mRNA primary screening”) according to the policy changes, and according to the primary screening method of cervical cancer, it was divided into four methods: cervical smear primary screening, TCT primary screening, HPV DNA+TCT combined primary screening and HPV E6/E7 mRNA primary screening. Cervical cancer and precancerous lesion detection rate, cervical cancer early diagnosis rate were analyzed.Results:(1) A total of 1 634 155 women of eligible age were screened, and the detection rate of cervical cancer and precancerous lesion was 216.3/100 000 (3 535/1 634 155), among which the detection rate of precancerous lesion was 200.3/100 000 (3 274/1 634 155) and cervical cancer was 16.0/100 000 (261/1 634 155). (2) The cervical cancer and precancerous lesion detection rate and cancer early diagnosis rate in group B were significantly higher than those in group A [480.3/100 000 (2 132/443 924) vs 117.9/100 000 (1 403/1 190 231), 97.56% (2 080/2 132) vs 92.37% (1 296/1 403); both P<0.001]. (3) The detection rates of cervical cancer and precancerous lesions in women who underwent initial screening with cervical cytology, TCT, HPV DNA+TCT combined screening, and HPV E6/E7 mRNA screening were 106.8/100 000 (10 980/1 028 227), 167.7/100 000 (190/113 319), 236.2/100 000(115/48 685) and 480.3/100 000 (2 132/443 924), respectively. HPV E6/E7 mRNA primary screening had the highest cervical cancer and precancerous lesion detection rate among the four screening methods ( χ2=2 017.59, P<0.001). Conclusion:After 2021, the cervical cancer screening method of HPV E6/E7 mRNA primary screening and TCT triage adopted in Tianjin is suitable for general screening of large populations and is an effective method for initial screening of cervical cancer.
6.Guideline for the prevention of intraoperative acquired pressure injury in paraplegic patients with spinal cord injury (version 2025)
Aijun XU ; Shuixia LI ; Bo CHEN ; Mengyuan YE ; Lejiao LANG ; Ning NING ; Lin ZHANG ; Changqing LIU ; Zhonglan CHEN ; Weihu MA ; Weishi LI ; Xiaoning WANG ; Dongmei BIAN ; Jiancheng ZENG ; Xin WANG ; Yuan GAO ; Yaping CHEN ; Jiali CHEN ; Yun HAN ; Xiuting LI ; Yang ZHOU ; Xiaojing SU ; Qiong ZHANG ; Tianwen HUANG ; Ping ZHANG ; Hua LIN ; Xingling XIAO ; Ruifeng XU ; Fanghui DONG ; Bing HAN ; Luo FAN ; Yanling PEI ; Suyun LI ; Xiaoju TAN ; Rongchen GUO ; Yefang ZOU ; Xiaoyun HAN ; Junqin DING ; Yi WANG ; Shuhua DENG ; Jinli GUO ; Yinhua LIANG ; Yuan CEN ; Xiaoqin LIU ; Junru CHEN ; Haiyang YU ; Lunlan LI ; Ying REN ; Yunxia LI ; Jianli LU ; Ying YING ; Lan WEI ; Yin WANG ; Qinhong XU ; Yanqin ZHANG ; Yang LYU ; Shijun ZHANG ; Sui WENJIE ; Sanlian HU ; Shuhong YANG ; Guoqing LI ; Jingjing AN ; Baorong HE ; Leling FENG
Chinese Journal of Trauma 2025;41(6):530-541
Paraplegia caused by spinal cord injury is a serious neurological complication, for which surgery is currently the main treatment method. Due to different surgical approaches, patients are usually expected to maintain a passive prone position for a long time or switch between the supine and prone positions. Affected by multiple factors such as neurogenic sensory disorders, pathological changes in muscle tone and operative duration, the risk of intraoperative acquired pressure injury (IAPI) is significantly increased. Current clinical prevention strategies for IAPI in these patients predominantly focus on localized pressure relief during positioning, lacking systematic, standardized comprehensive prevention protocols or evidence-based guidelines. To address it, Department of Nursing, Orthopedics Branch, China International Exchange and Promotive Association for Medical and Health Care, Spinal Trauma Professional Committee, Orthopedics Branch, Chinese Medical Doctor Association, Nursing Group of Spine and Spinal Cord Professional Committee of Chinese Association of Rehabilitation Medicine organized experts in relevant fields to formulate Guideline for the prevention of intraoperative acquired pressure injury in paraplegic patients with spinal cord injury ( version 2025), based on evidence-based medical evidence and latest research results and clinical practice at home and abroad. Eleven recommendations were put forward from the aspects of preoperative risk assessment, intraoperative prevention strategies, postoperative handover and monitoring, and supportive mechanisms for IAPI prevention, aiming to standardize the prevention measures and management strategies of IAPI in paraplegic patients with spinal cord injury and accelerate the recovery of patients and improve the therapeutic effect.
7.Clinical characteristics and outcomes of psoriasis patients with COVID-19: A retrospective, multicenter cohort study in China
Yanhua LIU ; Zhongrui XU ; Jian ZHOU ; Aijun CHEN ; Junling ZHANG ; Xiaojing KANG ; Xian JIANG ; Chengzhi LYU ; Chunrui SHI ; Yuling SHI ; Xiaoming LIU ; Fuqiu LI ; Bin YANG ; Yongmei HUANG ; Chen YU ; Gang WANG
Chinese Medical Journal 2024;137(14):1736-1743
Background::Limited information exists regarding the impact of severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) infection on psoriasis patients. The objective of this study was to identify clinical factors associated with the prognosis of psoriasis following SARS-CoV-2 infection.Methods::A retrospective, multicenter study was conducted between March and May 2023. Univariable and multivariable logistic regression analyses were employed to identify factors associated with coronavirus disease 2019 (COVID-19)-related psoriasis outcomes. The study included 2371 psoriasis patients from 12 clinical centers, with 2049 of them having been infected with SARS-CoV-2.Results::Among the infected groups, lower exacerbation rates were observed in individuals treated with biologics compared to those receiving traditional systemic or nonsystemic treatments (22.3% [236/1058] vs. 39.8% [92/231] vs. 37.5% [140/373], P <0.001). Psoriasis progression with lesions (adjusted odds ratio [OR] = 8.197, 95% confidence interval [95% CI] = 5.685–11.820, compared to no lesions), hypertension (adjusted OR = 1.582, 95% CI = 1.068–2.343), traditional systemic (adjusted OR = 1.887, 95% CI= 1.263–2.818), and nonsystemic treatment (adjusted OR= 1.602, 95% CI= 1.117–2.297) were found to be associated with exacerbation of psoriasis after SARS-CoV-2 infection, but not biologics (adjusted OR = 0.931, 95% CI = 0.680–1.274, compared to no treatment), according to multivariable logistic regression analysis. Conclusions::A reduced risk of psoriasis exacerbation after SARS-CoV-2 infection was observed with biologics compared to traditional systemic and nonsystemic treatments. Significant risk factors for exacerbation after infection were identified as existing psoriatic lesions and hypertension.
8.Clinical Efficacy of Modified Yigongsan Combined with Multi-enzyme Tablets and Bifidobacterium Triple Live Powder in Treatment of Infantile Anorexia with Spleen-Stomach Qi Deficiency Syndrome
Haiyan WANG ; Xiaojing LYU ; Li ZHAO ; Yaqian ZHOU ; Jiaqi CUI ; Yao CUI
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(11):150-155
ObjectiveTo observe the clinical efficacy of modified Yigongsan combined with multi-enzyme tablets and bifidobacterium triple live powder on infantile anorexia with spleen-stomach Qi deficiency syndrome. MethodA total of 112 infantile patients anorexia with spleen-stomach Qi deficiency syndrome treated at Hebei Provincial Hospital of Traditional Chinese Medicine from January 2022 to June 2023 were enrolled and divided into a control group and an observation group, with 56 cases in each group, according to a random number table. Children in the control group were treated with multi-enzyme tablets and Bifidobacterium triple live powder, while those in the observation group were treated with modified Yigongsan in addition to the treatment in the control group. During the study, one case dropped out in the control group and two cases dropped out in the observation group. The clinical efficacy of the two groups of children was compared, including changes in traditional Chinese medicine (TCM) syndrome scores (main symptoms, secondary symptoms, tongue, and pulse), time to restore normal food intake, and increase in body weight. Changes in calcium, iron, zinc levels, hemoglobin, and albumin levels before and after treatment, as well as changes in gastrointestinal hormones such as gastrin and motilin, vasoactive intestinal peptide, somatostatin, neuropeptide Y, orexin, and leptin, were observed. The occurrence of adverse reactions in the two groups of children during the study was also recorded. ResultThe total effective rate of children in the control group after treatment was 85.19% (46/54), while that in the observation group was 98.15% (53/54) (χ2 =5.939, P<0.05). Compared with the control group, the time for food intake to return to normal in the observation group was shorter, and the increase in body weight was greater (P<0.05). Compared with the results before treatment, the TCM syndrome scores (main symptoms, secondary symptoms, tongue, and pulse) in both groups of children significantly decreased, while the levels of calcium, iron, zinc, hemoglobin, albumin, gastrin, motilin, neuropeptide Y, and orexin increased, and the levels of vasoactive intestinal peptide, somatostatin, and leptin decreased (P< 0.01). Compared with the control group after treatment, the improvement in the above indicators in the observation group was more significant (P<0.01). The incidence of adverse reactions in the two groups of children during the treatment period was similar, and the difference was not statistically significant. ConclusionModified Yigongsan combined with multi-enzyme tablets and Bifidobacterium triple live powder is highly effective in treating infantile anorexia (spleen-stomach Qi deficiency syndrome). After treatment, symptoms of the children were improved,appetite and food intake increased, gastrointestinal function was improved, body weight increased, and adverse reactions were few, indicating that the treatment was safe and reliable.
9.Laxation Atherosclerosis of Guizhi Tongluo Tablets by Inhibiting Neutrophil Extracellular Trapping Nets
Qiuyun LYU ; Lin YANG ; Dong SHEN ; Xiaojing HUANG ; Xianmei PAN ; Senjie ZHONG ; Jie CHEN ; Lingjun WANG ; Shaoxiang XIAN ; Wenhua XU ; Hongcheng FANG
Herald of Medicine 2024;43(12):1898-1903
Objective To investigate the mechanism of Guizhi Tongluo Tablets(GZTLP)on improving atherosclerosis in APOE knockout mice by regulating neutrophil extracellular trapping nets(NETs).Methods After modeling,24 APOE knockout mice aged 8 weeks were randomly divided into 4 groups:GZTLP high-dose group,low-dose group,model control group and normal control group,with 6 mice in each group.GZTLP was given 1.87 mg·g-1 and 0.47 mg·g-1 intragastric administration in high-dose group and low-dose group,respectively.The normal control group and model control group were given 0.9%sodium chloride solution intragastric administration for 6 weeks,and the lipid plaque deposition in aorta was observed by gross oil red O staining.Lipid deposition in aortic root was observed by oil red O staining.The pathological changes of lipid plaques in aortic root were observed by HE staining.The levels of interleukin-1β(IL-1β)and tumor necrosis factor α(TNF-α)in peripheral blood of mice were detected by enzyme-linked immunosorbent assay(ELISA).The expression of lymphocyte antigen 6G(Ly6G),myeloperoxidase(MPO)and citrulinated histone(Cit-H3)in plaques of the aortic arch and the colocalization of Ly6G,MPO and Cit-H3 were detected by immunofluorescence assay.Results Compared with the normal control group,the aorta of mice in the model control group showed serious lipid plaque deposition,morphological damage,and a large number of inflammatory cells infiltration,the contents of serum inflammatory factors IL-1β and TNF-α were increased,and the protein expressions of Ly6G,Cit-H3 and MPO were significantly increased.Compared with model control group,GZTLP group reduced the amount of lipid plaque deposition in aorta,the arrangement of aortic cells was more regular,the inflammatory cell infiltration was improved,and the contents of serum inflammatory factors IL-1β and TNF-α were significantly decreased(P<0.05).The colocalization and the protein expression of Ly6G,MPO and Cit-H3 were significantly decreased in aortic tissues(P<0.01).Conclusions GZTLP can improve atherosclerosis,and its mechanism may be related to the inhibition of neutrophil extracellular trapping nets.
10.Correlation between 1, 5-anhydroglucitol and mild cognitive impairment in elderly patients with type 2 diabetes mellitus
Lina WANG ; Xinju JIA ; Yuqing GUO ; Yan KANG ; Fan LIU ; Xiaojing LYU ; Huimin ZHOU
Chinese Journal of Behavioral Medicine and Brain Science 2024;33(7):618-623
Objective:To explore the correlation between serum 1, 5-anhydroglucitol (1, 5-AG) and mild cognitive impairment (MCI) in elderly patients with type 2 diabetes mellitus (T2DM).Methods:A total of 160 patients with T2DM aged 60-75 years old who visited the First Hospital of Hebei Medical University from May 2021 to July 2022 were selected. According to the Montreal cognitive assessment (MoCA), all patients were divided into T2DM with MCI group (T2DM+ MCI group, n=81) and T2DM without MCI group (T2DM group, n=79). All research subjects were tested for glycated hemoglobin A1c (HbA1c), serum 1, 5-AG, serum β-amyloid peptide 42 (Aβ42), and blood biochemical indicators.SPSS 25.0 statistical software was used for data analysis. The t test, Mann-Whitney U test and χ2 test were used to compare the two groups. Binary Logistic regression analysis was used to examine the relevant influencing factors. Results:(1) Compared with T2DM group, patients in T2DM+ MCI group had significantly higher age, systolic pressure and HbA1c(all P<0.05).The level of 1, 5-AG in T2DM+ MCI group was significantly lower than that in T2DM group( (15.65±2.56 )μg/mL, (18.17±3.72 )μg/mL, P<0.01), and the level of Aβ42 was higher than that of T2DM group (2.95 (3.36) pg/mL, 1.91 (2.48) pg/mL, P<0.05). (2) Binary Logistic regression analysis results showed that HbA1c( β=0.230, OR=1.259, 95% CI=1.010-1.568, P=0.040) and Aβ42( β=0.188, OR=1.206, 95% CI=1.033-1.409, P=0.018) were the independent risk factors for MCI in elderly patients with T2DM, while 1, 5-AG ( β=-0.240, OR=0.786, 95% CI=0.698-0.886, P<0.001) was the protective factor for MCI. Conclusion:There is a positive correlation between serum 1, 5-AG and cognitive function, and the decrease of 1, 5-AG level was associated with the increased risk of MCI in elderly patients with T2DM.

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