1.Regulatory Pathways of Cell Apoptosis in Diabetic Kidney Disease and Intervention by Traditional Chinese Medicine: A Review
Yunjie YANG ; Mingqian JIANG ; Chen QIU ; Yaqing RUAN ; Senlin CHEN ; Wenxin HUANG ; Hangbin ZHENG ; Yi WEI ; Pengfei LI ; Xueqin LIN ; Jing WU ; Shiwei RUAN ; Jianting WANG ; Yuliang QIU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(9):294-306
Diabetic kidney disease(DKD) is a chronic kidney structural and functional disorder caused by diabetes. With the global prevalence of diabetes continuing to rise, DKD has gradually become a major cause of chronic kidney disease and end-stage renal disease(ESRD), posing a serious threat to patients' quality of life and long-term health outcomes. Studies have shown that apoptosis plays a pivotal role in the development and progression of DKD, with its mechanisms involving abnormal activation of multiple signaling pathways such as Toll-like receptor 4(TLR4)/nuclear transcription factor-κB(NF-κB)/B-cell lymphoma-2(Bcl-2)/cysteinyl aspartate-specific proteinase(Caspase)-3, protein kinase R-like endoplasmic reticulum kinase(PERK)/eukaryotic initiation factor 2α(eIF2α)/activating transcript factor 4(ATF4)/CCAAT enhancer-binding protein homologous protein(CHOP), phosphatidylinositol 3-kinase(PI3K)/protein kinase B(Akt)/glycogen synthase kinase-3β(GSK-3β), Janus kinase 2(JAK2)/signal transducer and activator of transcription 3(STAT3), adenosine monophosphate-activated protein kinase(AMPK)/mammalian target of rapamycin(mTOR) and silent information regulator 1(SIRT1)/tumor suppressor protein 53(p53), thereby accelerating renal pathological damage in DKD. Extensive evidence-based medical studies have confirmed that traditional Chinese medicine(TCM), leveraging its unique therapeutic advantages of multi-target, multi-component and multi-pathway approaches, has demonstrated remarkable efficacy and favorable safety profiles in treating DKD. Recent studies have demonstrated that active components of TCM can specifically target and modulate key effectors in apoptotic signaling pathways. Meanwhile, traditional compound formulations exert synergistic effects through multiple approaches such as replenishing deficiency and activating blood circulation, detoxifying and dredging collaterals, tonifying kidney essence, and removing stasis and purging turbidity, thereby comprehensively regulating critical pathological processes including endoplasmic reticulum stress and mitochondrial apoptosis pathways. This combined therapeutic approach of molecular targeting and holistic regulation provides novel strategies for delaying the progression of DKD. Based on this, this paper provides an in-depth analysis of key apoptotic signaling pathways and their regulatory mechanisms, while systematically summarizing recent research advances regarding the therapeutic effects of TCM active components, compound formulations, and proprietary Chinese medicines on DKD through modulation of these pathways, with particular emphasis on their underlying molecular mechanisms. These findings not only elucidate the modern scientific connotation and theoretical basis of TCM in treating DKD but also establish a solid theoretical and practical foundation for promoting the wider clinical application and further research of TCM in the field of DKD treatment.
2.Analysis of the incidence and associated factors of cyclosporine-associated acute kidney injury in hospitalized patients based on real-world data
Yaqing DOU ; Jiahui LAO ; Xue WANG ; Yanying SUN ; Xin HUANG ; Hanbing LI ; Xiao LI
China Pharmacy 2026;37(12):1584-1589
OBJECTIVE To analyze the incidence of cyclosporine (CsA)-associated acute kidney injury (AKI) in hospitalized patients, identify influencing factors, and construct a risk prediction model. METHODS A single-center retrospective study was conducted, enrolling clinical data from hospitalized patients treated with CsA at the First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital from January 2018 to July 2024. The patients were classified into AKI group and non-AKI group based on the occurrence of CsA-related AKI. Univariate analysis and multivariate Logistic regression analysis were used to identify independent risk factors for CsA-related AKI, and a risk prediction model was constructed and its performance was evaluated. RESULTS A total of 439 patients were included, of whom 54 developed CsA-related AKI, with an incidence rate of 12.30%. The occurrence of CsA-associated AKI was positively correlated with concurrent bacterial pulmonary infection, cytomegalovirus viremia, respiratory failure, renal insufficiency, gastrointestinal bleeding, and peripheral central venous catheterization (odds ratios of 763.750, 16.944, 41.933, 236.806, 17.537 and 212.789, respectively; P <0.05); while uric acid, prealbumin, and calcium levels were negatively associated with it (odds ratios of 0.983, 0.967 and 0.058, respectively; P <0.05). The prediction model constructed based on the above factors yielded a χ 2 value of 10.254 ( P >0.05) in the Hosmer-Lemeshow test. The average area under the curve (AUC) from 10-fold cross-validation was 0.885. The AUC of the receiver operating characteristic curve was 0.883, with a sensitivity of 84.3% and a specificity of 80.4%, respectively, at the optimal cutoff value of 0.1. CONCLUSIONS Six factors, including concurrent bacterial pulmonary infection and cytomegalovirus viremia, are positively associated with the occurrence of CsA-related AKI; while uric acid, prealbumin, and calcium levels are negatively associated. The Logistic regression model constructed based on these factors demonstrates good predictive performance and can assist clinic in conducting early risk assessment and personalized interventions.
3.Acute effects of air pollution on mortality among residents in Jiading District, Shanghai, in 1994 - 2024
Dongyue MIAO ; Menghao WANG ; Renjie CHEN ; Dongni LIANG ; Yaqing JIN ; Yunjie REN ; Hongjie YU
Journal of Public Health and Preventive Medicine 2026;37(3):29-33
Objective To investigate the exposure-response relationships and lag effects between air pollutants (PM2.5, PM10, O3, and NO2) and mortality in Jiading District, Shanghai, and to provide a scientific basis for the formulation of environmental health policies. Methods Using an individual-level time-stratified case-crossover design, conditional logistic regression models in conjunction with a distributed lag nonlinear model (DLNM) were employed to analyze the exposure-response relationship and temporal lag patterns of ambient air pollution on resident mortality in Jiading District (1994–2024). Results A total of 59 048 death cases were collected, including 18,701 deaths from cardiovascular diseases and 11 731 deaths from respiratory diseases. PM2.5 and NO2 had a significant impact on all-cause mortality, cardiovascular disease mortality, and respiratory disease mortality, with the most significant effects observed within a lag of 0–3 days. PM10 also had some impact on these three types of mortality, but its effect was generally weaker than that of PM2.5 and NO2. The exposure-response curves showed that the risk of death increased rapidly with increasing concentrations of PM2.5 and PM10, while the effect of NO2 plateaued at higher levels. No significant differences were found across age or gender subgroups. Conclusion Short-term exposure to PM2.5, PM10, and NO2 significantly increases all-cause mortality risk in Jiading District, with effects persisting up to 7 days, highlighting the need for enhanced air pollution control measures, particularly targeting fine particulate matter.
4.Clinical efficacy and influencing factors of Chaihu anxin capsules in the treatment of mild-to-moderate depression
Yaqing LI ; Yupei HAO ; Shizhao YUAN ; Wentao WANG ; Chunhua ZHOU ; Yancong HAN ; Yuanyuan ZHAO ; Zhuo ZHANG ; Shulian FU ; Jing YU
China Pharmacy 2026;37(18):2402-2407
OBJECTIVE To evaluate the clinical efficacy of Chaihu anxin capsules in the treatment of mild-to-moderate depression, analyze the influencing factors of its efficacy, construct a nomogram prediction model.METHODS Patients with mild-to-moderate depression treated at The First Hospital of Hebei Medical University from May 1, 2023 to March 10, 2025 were retrospectively included and categorized into Chaihu anxin capsules group and milnacipran group according to treatment regimen. Propensity score matching (PSM) was used to balance baseline characteristics, and treatment efficacy was compared after 8 weeks, including 24 Hamilton Depression Scale (HAMD-24) scores and changes, Hamilton Anxiety Scale (HAMA) scores and changes, and treatment response rate after 8 weeks of treatment. Patients receiving Chaihu anxin capsules were further classified as responders or non-responders based on the occurrence of treatment response. Univariate and multivariate Logistic regression analyses were conducted to identify the influencing factors of treatment response, and a nomogram model was constructed to predict the probability of treatment response, its predictive performance was evaluated using receiver operating characteristic (ROC) curves, calibration curves, and decision curve analysis.RESULTS A total of 297 patients were included before PSM, including 196 patients in the Chaihu anxin capsules group and 101 patients in the milnacipran group. After PSM, each group included 44 patients. After PSM, the HAMD-24 scores and HAMA scores at 8 weeks after treatment in the Chaihu anxin capsules group, as well as the HAMD-24 scores in the milnacipran group, were significantly lower than their respective baseline values ( P <0.05); the change in HAMA score in the Chaihu anxin capsules group was significantly greater than that in the milnacipran group ( P =0.04). Multivariable Logistic regression identified age, total bilirubin, and baseline HAMD-24 score as independent predictors of treatment response ( P <0.05). The area under the ROC curve of the constructed nomogram prediction model was 0.72 (95% confidence interval: 0.637-0.799), and the corrected Brier score was 0.143 (95% confidence interval: 0.112-0.176); compared with the “all intervention” and “all non intervention” strategies, applying this nomogram prediction model could achieve higher net benefits within the threshold probability range of 8% to 37%.CONCLUSIONS The efficacy of Chaihu anxin capsules in improving mild-to-moderate depression is comparable to that of milnacipran, and it has certain advantages in improving anxiety symptoms; age, total bilirubin, and baseline HAMD-24 score are independent influencing factors for the treatment response of Chaihu anxin capsules. The nomogram prediction model constructed based on these factors has good discrimination, calibration, and clinical applicability.
5.Clinical Efficacy of Yishen Jiangtang Decoction Combined with Conventional Western Medicine Treatment for Diabetic Kidney Disease with Pattern of Qi-Yin Deficiency Combined with Dampness-heat and Blood Stasis
Yunjie YANG ; Yasheng DENG ; Kaiying HE ; Qi ZHANG ; Yongxin YU ; Yaqing RUAN ; Zhuang HAN ; Qiwei CHEN ; Yi WEI ; Qiu CHEN ; Jing WU ; Mingqian JIANG ; Shiwei RUAN ; Jianting WANG ; Yuliang QIU ; Lixiang ZHANG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(21):157-167
ObjectiveTo observe the clinical efficacy and safety of Yishen Jiangtang decoction combined with conventional Western medicine treatment in managing stage G3A3 diabetic kidney disease (DKD) in the patients with the pattern of Qi-Yin deficiency combined with dampness-heat and blood stasis, and to explore its mechanism of inhibiting the endoplasmic reticulum stress (ERS)-apoptosis axis and delaying renal fibrosis (RF). MethodsA single-center, randomized, parallel-controlled clinical trial was conducted. A total of 78 patients diagnosed with stage G3A3 DKD and traditional Chinese medicine (TCM) pattern of Qi-Yin deficiency combined with dampness-heat and blood stasis and treated in the Department of Nephrology and the Department of Endocrinology of the People's Hospital Affiliated to Fujian University of Traditional Chinese Medicine from March 2025 to February 2026 were enrolled. They were randomly assigned at a 1∶1 ratio into a control group (conventional Western medicine treatment) and an experimental group (Yishen Jiangtang decoction combined with conventional Western medicine treatment), with 39 patients in each group. The treatment lasted for 12 weeks. Basic demographic data and medical history were collected before and after treatment. The two groups before and after treatment were compared in terms of the following parameters: Blood urea nitrogen (BUN), serum creatinine (SCr), estimated glomerular filtration rate (eGFR), urinary albumin-to-creatinine ratio (UACR), fasting blood glucose (FBG), triglycerides (TG), total cholesterol (TC), and low-density lipoprotein cholesterol (LDL-C). Enzyme-linked immunosorbent assay (ELISA) kits were used to measure serum glucose-regulated protein 78 (GRP78), serum cysteinyl aspartate-specific protease-3 (Caspase-3), and serum and urinary transforming growth factor-β1 (TGF-β1) levels before and after treatment. TCM symptom scores, TCM syndrome efficacy, and overall clinical efficacy were evaluated before and after treatment. Spearman correlation analysis was performed to explore the correlations of serum levels of GRP78 and Caspase-3, as well as serum and urinary levels of TGF-β1, with renal function, proteinuria, and glucose and lipid metabolism indicators in patients with DKD. In addition, safety indicators were also monitored. ResultsA total of 75 patients completed the study (38 in the control group and 37 in the experimental group). ① Baseline data: The two groups were comparable in terms of sex and age, with no statistically significant difference. ② Efficacy outcomes: Compared with baseline levels, both groups showed reductions in BUN, SCr, UACR, FBG, TG, TC, LDL-C, and TCM symptom scores (P<0.01) and increases in eGFR level (P<0.01). Moreover, the experimental group outperformed the control group in altering the indicators above (P<0.05). Regarding TCM syndrome efficacy, the total response rate in the experimental group was 83.78%, which was higher than that (57.89%) in the control group (P<0.05). Regarding overall clinical efficacy, the total response rate in the experimental group was 78.38%, which was higher than that (50.00%) in the control group (P<0.05). ③ Mechanism outcomes: Compared with baseline levels, both groups showed declined serum levels of GRP78, Caspase-3, and TGF-β1 and urinary level of TGF-β1 after treatment (P<0.01). Moreover, the experimental group showed greater declines than the control group (P<0.05). The serum levels of GRP78, Caspase-3,and TGF-β1 and the urinary level of TGF-β1 in DKD patients showed positive correlations with BUN, SCr, UACR, and FBG and negative correlations with eGFR (P<0.05). ④ Safety outcomes: Neither group showed drug-related adverse reactions, and laboratory safety parameters remained within normal ranges. ConclusionYishen Jiangtang decoction combined with conventional Western medicine treatment may safely and effectively alleviate clinical symptoms, correct glucose and lipid metabolism disorders, and protect the renal function in patients with stage G3A3 DKD and the pattern of Qi-Yin deficiency combined with dampness-heat and blood stasis. The mechanism may be associated with inhibition of the ERS-apoptosis axis and delay of the RF process.
6.Clinical Efficacy of Yishen Jiangtang Decoction Combined with Conventional Western Medicine Treatment for Diabetic Kidney Disease with Pattern of Qi-Yin Deficiency Combined with Dampness-heat and Blood Stasis
Yunjie YANG ; Yasheng DENG ; Kaiying HE ; Qi ZHANG ; Yongxin YU ; Yaqing RUAN ; Zhuang HAN ; Qiwei CHEN ; Yi WEI ; Qiu CHEN ; Jing WU ; Mingqian JIANG ; Shiwei RUAN ; Jianting WANG ; Yuliang QIU ; Lixiang ZHANG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(21):157-167
ObjectiveTo observe the clinical efficacy and safety of Yishen Jiangtang decoction combined with conventional Western medicine treatment in managing stage G3A3 diabetic kidney disease (DKD) in the patients with the pattern of Qi-Yin deficiency combined with dampness-heat and blood stasis, and to explore its mechanism of inhibiting the endoplasmic reticulum stress (ERS)-apoptosis axis and delaying renal fibrosis (RF). MethodsA single-center, randomized, parallel-controlled clinical trial was conducted. A total of 78 patients diagnosed with stage G3A3 DKD and traditional Chinese medicine (TCM) pattern of Qi-Yin deficiency combined with dampness-heat and blood stasis and treated in the Department of Nephrology and the Department of Endocrinology of the People's Hospital Affiliated to Fujian University of Traditional Chinese Medicine from March 2025 to February 2026 were enrolled. They were randomly assigned at a 1∶1 ratio into a control group (conventional Western medicine treatment) and an experimental group (Yishen Jiangtang decoction combined with conventional Western medicine treatment), with 39 patients in each group. The treatment lasted for 12 weeks. Basic demographic data and medical history were collected before and after treatment. The two groups before and after treatment were compared in terms of the following parameters: Blood urea nitrogen (BUN), serum creatinine (SCr), estimated glomerular filtration rate (eGFR), urinary albumin-to-creatinine ratio (UACR), fasting blood glucose (FBG), triglycerides (TG), total cholesterol (TC), and low-density lipoprotein cholesterol (LDL-C). Enzyme-linked immunosorbent assay (ELISA) kits were used to measure serum glucose-regulated protein 78 (GRP78), serum cysteinyl aspartate-specific protease-3 (Caspase-3), and serum and urinary transforming growth factor-β1 (TGF-β1) levels before and after treatment. TCM symptom scores, TCM syndrome efficacy, and overall clinical efficacy were evaluated before and after treatment. Spearman correlation analysis was performed to explore the correlations of serum levels of GRP78 and Caspase-3, as well as serum and urinary levels of TGF-β1, with renal function, proteinuria, and glucose and lipid metabolism indicators in patients with DKD. In addition, safety indicators were also monitored. ResultsA total of 75 patients completed the study (38 in the control group and 37 in the experimental group). ① Baseline data: The two groups were comparable in terms of sex and age, with no statistically significant difference. ② Efficacy outcomes: Compared with baseline levels, both groups showed reductions in BUN, SCr, UACR, FBG, TG, TC, LDL-C, and TCM symptom scores (P<0.01) and increases in eGFR level (P<0.01). Moreover, the experimental group outperformed the control group in altering the indicators above (P<0.05). Regarding TCM syndrome efficacy, the total response rate in the experimental group was 83.78%, which was higher than that (57.89%) in the control group (P<0.05). Regarding overall clinical efficacy, the total response rate in the experimental group was 78.38%, which was higher than that (50.00%) in the control group (P<0.05). ③ Mechanism outcomes: Compared with baseline levels, both groups showed declined serum levels of GRP78, Caspase-3, and TGF-β1 and urinary level of TGF-β1 after treatment (P<0.01). Moreover, the experimental group showed greater declines than the control group (P<0.05). The serum levels of GRP78, Caspase-3,and TGF-β1 and the urinary level of TGF-β1 in DKD patients showed positive correlations with BUN, SCr, UACR, and FBG and negative correlations with eGFR (P<0.05). ④ Safety outcomes: Neither group showed drug-related adverse reactions, and laboratory safety parameters remained within normal ranges. ConclusionYishen Jiangtang decoction combined with conventional Western medicine treatment may safely and effectively alleviate clinical symptoms, correct glucose and lipid metabolism disorders, and protect the renal function in patients with stage G3A3 DKD and the pattern of Qi-Yin deficiency combined with dampness-heat and blood stasis. The mechanism may be associated with inhibition of the ERS-apoptosis axis and delay of the RF process.
7.Expert consensus on intraoperative repositioning for patients with spine fracture and dislocation (version 2025)
Dongmei BIAN ; Ke SUN ; Ningbo CHEN ; Caixia BAI ; Miao WANG ; Yafeng QIAO ; Fei WANG ; Hong WANG ; Feng TIAN ; Mei YAN ; Meng BAI ; Linjuan ZHANG ; Liyan ZHAO ; Yaqing CUI ; Xue JIANG ; Leling FENG ; Ning NING ; Junqin DING ; Lan WEI ; Yonghua ZHAI ; Yu ZENG ; Zengmei ZHANG ; Jiqun HE ; Fenggui BIE ; Hong CHEN ; Zengyan WANG ; Li LI ; Li ZHANG ; Yaying ZHOU ; Bing SHAO ; Ying WANG ; Caixia XIE ; Yanfeng YAO ; Jingjing AN ; Wen SHI ; Xiongtao LIU ; Xiaoyan AN ; Ning NAN ; Lan LI ; Xiaohui GOU ; Qiaomei LI ; Xiuting WU ; Yuqin ZHANG ; Jing LIU ; Fusen XIANG ; Xu XU ; Na MEI ; Jiao ZHOU ; Shan FAN ; Qian WANG ; Shuixia LI
Chinese Journal of Trauma 2025;41(2):138-147
Spine fracture and dislocation are common traumatic spinal conditions that often require surgical intervention due to compromised spinal stability. Surgical approaches include anterior, posterior, and combined anterior-posterior spinal procedures. According to the specific surgical requirements, patients may be placed in the prone position or repositioned between prone and supine positions during surgery. Intraoperative repositioning has become an essential step in patient positioning. However, during repositioning, patients with spinal fracture and dislocation are at increased risk for complications such as hemodynamic instability, nerve injury, and pressure injuries to the skin and soft tissue. Notably, due to the instability of the spinal cord, even minor manipulations can further exacerbate the damage, potentially leading to severe outcomes like paraplegia. Although the current clinical guidelines provide instructive recommendations for standard position, there remains no specific protocols for intraoperative repositioning in patients with spine fracture and dislocation. With a concern for the lack of clinical studies on positioning techniques, risk prevention, and operational norms for special patients, no applicable guidelines or standards are available. A consensus was required to provide clinical reference, meet the requirements of surgical treatment, and minimize the safety risks of patients caused by improper placement of positions. Professional Committee of Operating Room Nursing of Shaanxi Nursing Association organized experts in nursing management and operating room nursing from major hospitals across China to formulate Expert consensus on intraoperative repositioning for patients with spinal fracture and dislocation ( version 2025). The consensus provides 11 recommendations covering pre-repositioning preparation, intraoperative maneuvers, and post-repositioning observation, aiming to provide references for clinical standardization of the intraoperative repositioning process and protection of patients′ safety.
8.Evaluation value of urinary 8-oxo-7, 8-dihydroguanosine in the short-term prognosis of sepsis in frail elderly patients
Jie CHANG ; Wei WEN ; Jinhua QUAN ; Dahai HUANG ; Chunyi FU ; Fan WANG ; Jianping CAI ; Yaqing MA ; Yamin DANG ; Chaojie CHEN
Chinese Journal of Geriatrics 2025;44(2):162-166
Objective:To investigate the significance of urinary 8-oxo-7, 8-dihydroguanosine(8-oxoGuo)in assessing the short-term prognosis of sepsis in frail elderly patients.Methods:We conducted a cross-sectional study involving 62 frail elderly patients diagnosed with sepsis who were admitted to the Emergency Intensive Care Unit(EICU)at Beijing Hospital between March 2021 and March 2022.Based on their 28-day prognosis, the patients were categorized into two groups: those who died and those who survived.Upon admission, we collected urine samples and clinical data from both groups.We employed isotope dilution high-performance liquid chromatography-mass spectrometry to measure the levels of the RNA oxidation marker 8-oxoGuo in the urine.Results:A total of 62 frail elderly patients[aged(85.1±6.3)years]diagnosed with sepsis were included in the study, comprising 36 patients in the 28-day mortality group and 26 patients in the survival group.Univariate analysis revealed that the survival group had significantly lower body temperature, blood calcitonin(PCT)levels, sequential organ failure assessment(SOFA)scores, and urinary 8-oxoGuo levels compared to the mortality group.Additionally, the survival group exhibited a higher mean arterial pressure(MAP)than the mortality group, with all differences reaching statistical significance(all P<0.05).Spearman correlation analysis indicated that urinary 8-oxoGuo levels were positively correlated with both PCT and SOFA scores in frail elderly sepsis patients( r=0.426, 0.768, both P<0.05).Furthermore, logistic regression analysis identified urinary 8-oxoGuo and SOFA as independent risk factors for 28-day mortality in this population( OR=1.936, 1.427; P=0.006, 0.002).The area under the receiver operating characteristic curve(AUC)for urinary 8-oxoGuo and SOFA in predicting the 28-day prognosis of frail elderly sepsis patients was 0.761 and 0.741, respectively, both demonstrating statistical significance(both P<0.001). Conclusions:Our findings suggest that urinary 8-oxoGuo possesses strong predictive value for the short-term prognosis of sepsis in this vulnerable population.
9.Association between abdominal fat parameters derived from quantitative CT and coronary artery calcification in middle-aged and elderly adults
Yaqing LI ; Li LI ; Xinxin JIANG ; Wenqi BAI ; Mengyao WANG ; Yanan ZHAO ; Weijun QIAN
Chinese Journal of General Practitioners 2025;24(9):1136-1142
Objective:To investigate the association between abdominal fat-related indicators derived from quantitative computed tomography (QCT) and coronary artery calcification (CAC) in middle-aged and elderly individuals, as well as the diagnostic value of these indicators.Methods:This cross-sectional study enrolled middle-aged and elderly participants who underwent health check-ups at Kaifeng Central Hospital between January and December 2024. Participants were divided into a CAC group and a non-CAC group based on the presence or absence of CAC. The CAC group was then stratified into mild, moderate, and severe subgroups according to CAC severity. General clinical data were collected for all participants. All subjects underwent one-stop QCT scanning of the chest and abdomen. An automated abdominal fat analysis system was used to identify fat distribution regions. If accurate identification was not possible, a semi-automated segmentation algorithm combined with manual correction was applied instead. Two physicians performed the measurements independently, and inter-observer consistency was assessed. The average values were calculated to obtain visceral fat area (VFA) and subcutaneous fat area (SFA). The ratio of visceral fat area to subcutaneous fat area (VFA/SFA) was also computed. Multivariate logistic regression analysis was performed to identify the factors associated with CAC in middle-aged and elderly individuals. Receiver operating characteristic (ROC) curve analysis was performed to evaluate the diagnostic efficacy of these indicators for CAC. DeLong′s test was used to compare the differences in the area under the curve ( AUC). Results:A total of 252 middle-aged and elderly individuals were included, with a median age of 61 (interquartile rang: 59, 69) years. Of these individuals, 188(74.6%) were males. Among them, 172 were classified into the CAC group and 80 into the non-CAC group. Multivariate logistic regression analysis revealed that VFA, VFA/SFA ratio, age, low-density lipoprotein cholesterol(LDL-C), and hypertension were independently associated with CAC in middle-aged and elderly individuals (all P<0.05). The mild, moderate, and severe CAC subgroups comprised 78, 51, and 43 participants, respectively. Analysis of variance (ANOVA) demonstrated that VFA and VFA/SFA increased with CAC severity, and there were statistically significant differences between the subgroups (all P<0.05). ROC curve analysis showed that the AUCs of VFA and VFA/SFA for diagnosing CAC were 0.841 and 0.810, respectively, with no significant difference between them ( P>0.05). The optimal cutoff values were 177.45 cm2 for VFA (sensitivity: 83.1%, specificity: 72.5%) and 1.592 for VFA/SFA (sensitivity: 65.7%, specificity: 83.7%). For the diagnosis of moderate-to-severe CAC, the AUCs of VFA and VFA/SFA were 0.765 and 0.761, respectively ( P>0.05 for comparison), with cutoff values of 231.75 cm2 (sensitivity: 61.7%, specificity: 83.3%) and 1.962 (sensitivity: 64.9%, specificity: 80.8%). Conclusion:Abdominal VFA and VFA/SFA derived from QCT are independently associated with the presence of CAC in middle-aged and elderly individuals, demonstrating good diagnostic performance for both overall CAC and moderate-to-severe CAC.
10.Analysis of myopia detection rate and influencing factors among primary and secondary school students in Hunan Province in 2022
Shujuan XIAO ; Miyang LUO ; Zhihang HUANG ; Yang ZHOU ; Fei WANG ; Yaqing TAN ; Yanhua CHEN
Chinese Journal of Epidemiology 2025;46(6):1014-1022
Objective:To determine the detection rate of myopia among primary and secondary school students in Hunan Province in 2022 and to analyze the influencing factors at both the school and individual levels, thereby providing a scientific basis for developing myopia prevention and control strategies.Methods:From October to November 2022, a multi-stage stratified cluster random sampling method was employed to select students from Year 4 of primary school to Year 3 of senior high school across 14 prefecture-level (autonomous prefecture) cities in Hunan Province for vision screening and questionnaire surveys. A multilevel regression model was utilized to analyze the influencing factors of myopia at both the school and individual levels.Results:A total of 189 343 primary and secondary school students were included in this study. The overall myopia detection rate was 55.56%, with a significantly higher prevalence observed in female students (60.49%) compared to males (51.03%) and in urban students (59.12%) versus those from rural areas (53.50%). A marked upward trend in myopia prevalence was identified with advancing grade levels (trend test χ2=16 246.13, P<0.001). Multilevel regression analysis revealed that at the individual level, female gender, higher grade level, parental myopia history, daily homework duration ≥2 hours after school, improper reading/writing postures, and taking breaks only after more than 15 minutes of near work were associated with an increased risk of myopia. Conversely, adequate sleep duration, outdoor activity ≥2 hours, and outdoor breaks during recess demonstrated protective effects. At the school level, non-compliant blackboard illumination uniformity emerged as a significant risk factor for myopia development. Conclusions:The detection rate of myopia among primary and secondary school students in Hunan Province remains relatively high and is associated with multiple factors at both the school and individual levels. Targeted interventions should be implemented at different levels to mitigate the risk of myopia.


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