1.Association between serum indirect bilirubin and stroke risk in individuals with stages 0-3 cardiovascular-kidney-metabolic syndrome
Chuanchang WU ; Shuohua CHEN ; Zhenhua ZHANG ; Shouling WU
Acta Universitatis Medicinalis Anhui 2026;61(1):169-175
ObjectiveTo systematically evaluate the association between serum indirect bilirubin (IBIL) levels and the risk of stroke incidence in patients with cardiovascular-kidney-metabolic (CKM) syndrome stages 0-3. MethodsA total of 48 301 participants with CKM syndrome stages 0-3 were included, during which 2 904 stroke events were recorded. A prospective cohort study design was employed. Cox proportional hazards regression models were used to analyze the relationship between IBIL and stroke risk, and restricted cubic spline (RCS) regression was applied to examine the dose-response relationship. Threshold effect analysis was conducted to identify potential inflection points in nonlinear relationships. ResultsMultivariable Cox regression analysis showed that in the overall population, each 1 μmol/L increase in IBIL level was associated with approximately a 1.2% reduction in stroke risk (HR = 0.988, 95% CI: 0.979-0.996, P < 0.05). A significant interaction was observed between IBIL and CKM stages in relation to stroke risk (Pinteraction < 0.05). In individuals with stages 0–2 of CKM syndrome, higher IBIL levels showed a significant inverse association with stroke risk (Ptrend < 0.05); however, no such association was observed in stage 3 patients. RCS regression and threshold effect analysis further revealed a nonlinear relationship between IBIL levels and stroke risk in stage 3 CKM patients (Plog-likelihood ratio < 0.05). When serum IBIL exceeded 10.980 μmol/L, each 1 μmol/L increase was associated with approximately 5.7% increase in stroke risk (HR = 1.057, 95% CI: 1.009–1.107, P < 0.05). ConclusionThe correlation between serum IBIL and stroke varies across different stages of CKM syndrome, showing a significant negative association in individuals at stages \0–2, while in stage 3 patients, it exhibits a threshold effect with an inflection point at 10.980 μmol/L.
2.Bidirectional association between metabolic associated fatty liver disease and the risk of atherosclerotic cardiovascular disease
Yanan ZHAO ; Qi QI ; Xinyu WU ; Quanle HAN ; Jing YANG ; Boheng ZHANG ; Xuyang LI ; Lei LI ; Yun ZHANG ; Shouling WU ; Kangbo LI
Journal of Clinical Hepatology 2026;42(4):856-865
ObjectiveTo investigate the association between metabolic associated fatty liver disease (MAFLD) and the risk of atherosclerotic cardiovascular disease (ASCVD), and to provide data support for the prevention and treatment of such metabolic-associated diseases in clinical practice. MethodsAn observation cohort was established for the workers of Kailuan who underwent physical examination for the first time from June 2006 to October 2007 and had complete liver assessment data, without the history of malignant tumor, MAFLD or ASCVD. According to the presence or absence of MAFLD, the patients were divided into non-MAFLD group with 67 565 patients and MAFLD group with 29 004 patients, and according to the presence or absence of ASCVD, the patients were divided into non-ASCVD group with 69 141 patients and ASCVD group with 481 patients. The group t-test or the Wilcoxon rank-sum test was used for comparison of continuous data between the two groups. The
3.A cohort study on cumulative atherogenic index of plasma for predicting the risk of developing new-onset non-alcoholic fatty liver disease in a population of young and middle-aged individuals
Zhenhong GAO ; Qi QI ; Wansong LI ; Xinyu WU ; Quanle HAN ; Lei LI ; Yue JIANG ; Ruojie WU ; Shouling WU ; Kangbo LI
Journal of Clinical Hepatology 2025;41(11):2278-2285
ObjectiveTo investigate the association between cumulative atherogenic index of plasma (cumAIP) and the risk of new-onset nonalcoholic fatty liver disease (NAFLD) in young and middle-aged individuals. MethodsA prospective cohort study was conducted among the young and middle-aged individuals (aged 18 to <60 years) in the Kailuan study cohort who underwent physical examination in Kailuan General Hospital and its 10 affiliated hospitals in June 2006 to October 2010, and after screening based on the inclusion and exclusion criteria, 33 987 individuals were included in the observation cohort. The individuals were divided into Q1, Q2, Q3, and Q4 groups based on the quantiles of cumAIP. The Kaplan-Meier method was used to calculate the cumulative incidence rate of new-onset NAFLD in the four groups, while the log-rank test was used for comparison between groups. A multivariate Cox regression analysis was used to obtain the hazard ratio (HR) and 95% confidence interval (CI) of the risk of new-onset NAFLD in the four groups. A one-way analysis of variance was used for comparison of normally distributed continuous data between multiple groups, and the Kruskal-Wallis H test was used for comparison of non-normally distributed continuous data between multiple groups; the chi-square test was used for comparison of categorical variables between groups. ResultsThe mean follow-up was 10.89±2.54 years, and there were 6 011 cases of new-onset NAFLD, including 995 cases in the Q1 group, 1 366 in the Q2 group, 1661 in the Q3 group, and 1 989 in the Q4 group, with an incidence density of 11.37, 16.02, 19.97, and 24.91 per thousand person-years. The log-rank test showed that there was a significant difference in cumulative incidence rate between the four groups (P<0.001). With the presence or absence of NAFLD as the dependent variable and the quantiles of different exposure levels to cumAIP as the independent variable, the multivariate Cox regression model analysis showed that compared with the Q1 group, the Q2, Q3, and Q4 groups had an HR of 1.30 (95%CI: 1.20 — 1.41), 1.52 (95%CI: 1.41 — 1.65), and 1.79 (95%CI: 1.64 — 1.95), respectively, for new-onset NAFLD, with a Ptrend value of <0.001. With the presence or absence of new-onset NAFLD as the dependent variable and the cumulative exposure to AIP for 0, 2, 4, and 6 years as the independent variable, the Cox regression analysis showed that compared with cumulative exposure to AIP for 0 years, cumulative exposure to AIP for 2, 4, and 6 years had an HR of 1.24 (95%CI: 1.15 — 1.35), 1.51 (95%CI: 1.40 — 1.64), and 1.70 (95%CI: 1.56 — 1.84), respectively, with a Ptrend value of <0.001. A sensitivity analysis was performed after exclusion of the individuals with new-onset NAFLD within 2 years, the individuals who experienced atherosclerotic cardiovascular disease events during follow-up, and the individuals taking antihypertensive, hypoglycemic, and lipid-lowering drugs, and the results were similar to those of the main analysis. Considering the competitive relationship between all-cause death and outcome events, a competing risk analysis of death was performed, which showed that the results of risk analysis were similar to those of the main analysis. ConclusionA high level of cumAIP exposure can increase the risk of new-onset NAFLD in young and middle-aged individuals.
4.Association between cardiovascular health status and cardiovascular diseases across different ages of hypertension onset: a prospective cohort study
Maoxiang ZHAO ; Hao XUE ; Shouling WU
Chinese Journal of General Practitioners 2025;24(11):1344-1352
Objective:To explore the association between cardiovascular health status and cardiovascular events in hypertensive patients with different ages of onset.Methods:This study was a prospective cohort study. Participants who were free of hypertension, myocardial infarction, stroke, heart failure, and other cardiovascular diseases at their first annual health examination at Kailuan Group from 2006 to 2012, but were newly diagnosed with hypertension during subsequent follow-up, were included. Clinical data was collected, and cardiovascular health status was assessed using the Life′s Essential 8 (LE8) score (categorized as low level and moderate-to-high level). Based on changes in LE8 scores from the first to the second health examination, transitions in cardiovascular health status were classified into 4 patterns: consistently low, low to moderate-to-high, moderate-to-high to low, and consistently moderate-to-high. Newly diagnosed hypertensive patients were stratified by age at diagnosis into 3 groups:<45 years, 45-<60 years, and ≥60 years. Participants were followed up, with the primary outcome being cardiovascular events, including myocardial infarction and stroke. Multivariable Cox regression models with age as the time scale were used to analyze the association between cardiovascular health status, its transitions, and cardiovascular events across different ages of hypertension onset. Restricted cubic spline models were employed to examine the patterns of association between LE8 scores, their changes, and cardiovascular events.Results:A total of 22 217 newly diagnosed hypertensive patients were included, with a mean age of (53.68±11.45) years and 18 260 males (75.13%). The median follow-up time was 9.62 years. Across all three age strata, compared with participants with low cardiovascular health status, those with moderate-to-high cardiovascular health status had a lower risk of cardiovascular events: HR=0.53 (95% CI: 0.36-0.79) for onset age <45 years; HR=0.64 (95% CI: 0.58-0.82) for onset age 45-60 years; and HR=0.71 (95% CI: 0.54-0.93) for onset age ≥60 years. Among newly diagnosed hypertensive patients with onset age <45 years and 45-<60 years, those with consistently moderate-to-high cardiovascular health status had a reduced risk of cardiovascular events compared to those with consistently low status (all P<0.05); however, the difference was not statistically significant in patients with onset age ≥60 years ( P>0.05). The protective effect of consistently moderate-to-high cardiovascular health status was strongest in patients with onset age <45 years ( HR=0.47, 95% CI: 0.25-0.88). Across all age strata, the risk of cardiovascular events decreased with increasing LE8 score ( P<0.05), with the most pronounced reduction observed in patients with onset age <45 years. For every 10-point increase in LE8 score, the risk of cardiovascular events decreased by 29% in this group ( HR=0.71, 95% CI: 0.56-0.89). Restricted cubic spline analysis indicated a linear dose-response relationship between LE8 scores, their changes, and the risk of cardiovascular events ( P<0.05). Conclusions:Hypertensive patients with moderate-to-high cardiovascular health status across different ages of onset have a lower risk of cardiovascular events, with the strongest protective effect observed among younger individuals. Moreover, different patterns of change in cardiovascular health status have distinct impacts on cardiovascular events. Improvement in cardiovascular health status can reduce the risk of cardiovascular events in newly diagnosed hypertensive patients, and this protective effect is more pronounced in younger adults.
6.Predictive value of different obesity indicators for colorectal cancer in different sex populations
Chao MA ; Jiaxing LI ; Kuan LIU ; Wanchao WANG ; Yuan TIAN ; Taixian JIANG ; Zhigang DONG ; Wenqiang WEI ; Shouling WU ; Siqing LIU
Chinese Journal of Gastrointestinal Surgery 2025;28(1):75-80
Objective:To investigate the predictive value of different obesity indicators for colorectal cancer (CRC) risk in different gender populations.Methods:This observational study was conducted within the Kailuan Study (Registration Number: ChiCTR-TNC-11001489). From July 2006 to October 2007, a total of 101,510 employed and retired individuals underwent health examinations, including gastrointestinal disease screening, hematological tests, and questionnaires, at Kailuan General Hospital and its 10 affiliated hospitals. After excluding those with incomplete data, 93,606 participants were included in this study and divided into male (74 852) and female (18 754) groups. CRC incidence was collected through physical examinations and questionnaires every two years. Each participant's follow-up period began at the time of the questionnaire and ended upon CRC diagnosis, death, or December 31, 2021. Body Mass Index (BMI), waist circumference, waist-to-hip ratio (WHR), and waist-to-height ratio (WHtR) were quartiled (Q1, Q2, Q3, Q4), with Q1 serving as the control group. After adjusting for traditional risk factors such as age, total cholesterol, triglycerides, diabetes, hypertension, smoking status, alcohol consumption, and physical exercise, Cox regression models were used to calculate the correlations between BMI, waist circumference, WHR, WHtR, and CRC incidence in both male and female populations.Results:The age of all patients was (51±12) years, BMI was (25.06±3.49) kg/m 2, waist circumference was (86.94±9.97) cm, hip circumference was (97.30±8.81) cm, WHR was 0.89±0.07, and WHtR was 0.52±0.06.Female participants had significantly lower BMI, waist circumference, WHR, and WHtR compared to males, with statistically significant differences (all P<0.05). The mean follow-up duration for all participants was 15.01 (14.10±2.66) years, during which 718 CRC cases were identified, including 626 males (0.83%) and 92 females (0.49%). Cox proportional hazards models for males showed that CRC risk increased with waist circumference from Q3 (HR=1.43, 95%CI: 1.13-1.79, P=0.003) to Q4 (HR=1.45,95%CI: 1.14-1.82, P=0.002). Similarly, CRC risk increased with WHR from Q3 (HR=1.22, 95%CI: 1.01-1.53, P=0.007) to Q4 (HR=1.43, 95%CI: 1.14-1.79, P=0.002) and with WHtR from Q3 (HR=1.37, 95%CI: 1.08-1.74, P=0.009) to Q4 (HR=1.68, 95%CI: 1.33-2.12, P<0.001). For females, CRC risk increased with waist circumference from Q2 (HR=2.37, 95%CI: 1.20-4.67, P=0.012) to Q3 (HR=2.42, 95%CI: 1.21-4.84, P=0.013) but decreased in Q4 ( HR=2.08, 95%CI: 1.02-4.25, P=0.043). CRC risk increased significantly with WHR from Q2 (HR=2.20, 95%CI: 1.11-4.39, P=0.024) to Q3 (HR=2.89, 95%CI: 1.48-5.67, P=0.002) in females but was not statistically significant in Q4 ( P=0.074). Among females, CRC risk also increased significantly with WHtR in Q2 (HR=2.30, 95% CI: 1.16-4.56, P=0.017) and Q4 (HR=2.64, 95%CI: 1.32-5.29, P=0.006). There were no statistically significant differences in CRC risk associated with BMI in either male or female populations (both P>0.05). Conclusion:Waist circumference, WHR, and WHtR were better predictors of CRC risk than BMI in both male and female populations.
7.Association Between Triglyceride-glucose Index and Risk of Nonalcoholic Fatty Liver Disease in Young and Middle-aged Adults
Zheng WU ; Qi QI ; Xinyu WU ; Jie YU ; Bo YANG ; Xuechao ZHANG ; Quanle HAN ; Nan WANG ; Shouling WU ; Kangbo LI
Chinese Circulation Journal 2025;40(3):277-283
Objectives:To investigate the association between the triglyceride-glucose(TyG)index and risk of non-alcoholic fatty liver disease(NAFLD)in young and middle-aged(<60 years)adults.Methods:From June 2006 to October 2007,47 675 employees of Kailuan Group with no liver disease were selected as the study objects.Based on the TyG index quartile,participants were divided into Q1 group(TyG index≤8.08,n=11 924),Q2 group(8.08
8.The impact of metabolic syndrome combined with high-sensitivity C-reactive protein on the risk of digestive system malignant tumors: a prospective cohort study
Jiaxing LI ; Kuan LIU ; Chao MA ; Wanchao WANG ; Yuan TIAN ; Taixian JIANG ; Zhigang DONG ; Wenqiang WEI ; Shouling WU ; Siqing LIU
Chinese Journal of Digestion 2025;45(2):73-81
Objective:To explore the correlation between metabolic syndrome (MS), serum high-sensitivity C-reactive protein (hs-CRP) levels, their combination and the risk of digestive system malignancies.Methods:A prospective cohort study was conducted in the participants from the Kailuan cohort who took health examination in July 2006. Anthropometric parameters, epidemiological information, and laboratory test results were collected. Incidence and mortality of digestive system malignant tumors were collected through biennial health examinations and questionnaires. The follow-up period ended on December 31, 2021.According to MS status and hs-CRP levels (hs-CRP≤3 or >3 mg/L), the cohort was divided into 4 groups, induding MS -hs-CRP -, MS -hs-CRP +, MS + hs-CRP -, and MS + hs-CRP + group. Chi-squared test, one analysis of variance, and the Kruskal-Wallis H test were used for inter-group comparison among groups. Kaplan-Meier method was used to calculate the cumulative incidence of digestive system malignant tumors, and log-rank test was performed to compare the cumulative incidence among groups. Multivariable Cox proportional hazards regression models were used to evaluate the effects of MS and hs-CRP levels on the overall risk of digestive system malignant tumors, as well as the effects of their combination on the risk of digestive system malignant tumors of different site, and relevant confounding factors were adjusted.A sensitivity analysis was conducted by excluding individuals diagnosed with digestive system malignancies within one year of follow-up, as well as those taking antihypertensive, antidiabetic, or lipid-lowering medications. Results:A total of 92 916 participants were included in this study. Among them, 57 933 cases were in the MS -hs-CRP - group, 10 949 cases in the MS -hs-CRP + group, 18 412 cases in the MS + hs-CRP - group, and 5 622 cases in the MS + hs-CRP + group.The median follow-up period was 15.01 years (14.66 to 15.20 years). By the end of follow-up, these were 1 992 cases of new-onset digestive system malignant tumors. The cumulative incidence rates of digestive system malignant tumors of MS -hs-CRP -, MS -hs-CRP +, MS + hs-CRP -, and MS + hs-CRP + groups were 2.0%(1 164/57 933), 2.3%(249/10 949), 2.4%(440/18 412), and 2.5%(139/5 622), respectively. The difference in the cumulative incidence among the 4 groups was statistically significant ( χ2=14.09, P=0.003).The results of multivariate Cox analysis showed that, after hs-CRP level and other confounding factors were adjusted, the risk of developing digestive system malignant tumors in participants with MS was 21.4% higher than that in those without MS ( HR=1.214 (95% confidence interval (95% CI): 1.086 to 1.340), P<0.001). After MS status and other confounding factors were adjusted, the risk of developing digestive system malignant tumors in participants with high hs-CRP level (>3 mg/L) was 17.2% higher than those with low hs-CRP level (≤3 mg/L) ( HR=1.172 (95% CI: 1.042 to 1.303), P=0.008). After relevant confounding factors were adjusted, the risks of developing digestive system malignant tumors in the MS -hs-CRP +, MS + hs-CRP -, and MS + hs-CRP + groups increased by 17.2%, 21.4%, and 35.9%, respectively, as compared with that of the MS -hs-CRP - group ( HR=1.172 (95% CI: 1.017 to 1.399), P=0.028; HR=1.214 (95% CI: 1.074 to 1.356), P=0.002; HR=1.359 (95% CI: 1.135 to 1.635), P=0.001). Among the 4 groups, the overall risk of developing digestive system malignant tumors of MS + hs-CRP + group was the highest. After relevant confounding factors were adjusted, the risks of colorectal cancer, liver cancer, and pancreatic cancer of the MS + hs-CRP + group increased by 46.2%, 35.7%, and 88.3%, respectively, as compared with those of the MS -hs-CRP - group ( HR=1.462 (95% CI: 1.088 to 1.956), HR=1.357 (95% CI: 1.132 to 2.089), HR=1.883 (95% CI: 1.052 to 3.342)), suggesting that MS combined with high hs-CRP was a significant risk factor for increased incidences of colorectal cancer, liver cancer, and pancreatic cancer ( P=0.012, 0.016 and 0.033). After participants diagnosed with new digestive system malignancies within one year of follow-up and those taking antihypertensive, antidiabetic, or lipid-lowering medications (108 cases, 10 680 cases, 2 344 cases, 906 cases) were excluded, the results of sensitivity analysis indicated the increased risk of digestive system malignant tumors in the MS -hs-CRP +, MS + hs-CRP -, and MS + hs-CRP + groups were 12.1%, 21.4%, 28.7%; 18.2%, 21.4%, 24.8%; 16.4%, 21.4%, 32.2%; 17.3%, 20.4%, 35.8%. Among the 3 groups, the increased risk of developing digestive system malignant tumors of MS + hs-CRP + group was the highest. Conclusion:MS and hs-CRP >3 mg/L are both independent risk factors for developing digestive system malignant tumors, and their combination further increases the risk of developing digestive system malignant tumors.
9.Study on the correlation between cumulative exposure of body mass index and epicardial adipose tissue volume
Minghua LI ; Shouling WU ; Guodong WANG ; Shuohua CHEN ; Jingwang LIU ; Qi LI ; Jian LI
Journal of Practical Radiology 2025;41(3):410-414
Objective To investigate the correlation of the cumulative exposure of body mass index(BMI)with epicardial adipose tissue(EAT)volume.Methods Based on the Kailuan study cohort,subjects were divided into Q1,Q2 and Q3 according to the cumula-tive BMI exposure level.The generalized linear regression model was used to analyze the correlation between different cumulative BMI exposure levels and EAT volume.According to the median of EAT volume(115.83 cm3),EAT volume was defined as increased EAT volume when EAT volume was higher than or equal to the median EAT volume.Logistic regression model was used to analyze the correlation between different cumulative BMI exposure levels and increased EAT volume.Results With the increased of cumu-lative BMI exposure level.The EAT volume increased gradually and the risk of increased EAT volume was significantly increased.Conclusion The level of cumulative BMI exposure is significantly correlated with EAT volume.High levels of cumulative BMI exposure lead to an increased risk of increased EAT volume.
10.Association of Chinese visceral adiposity index and high-sensitivity C-reactive protein with the risk of digestive malignancies
Shuqing CUI ; Chao MA ; Jiaxing LI ; Yunpeng LI ; Ze WANG ; Fei TIAN ; Hong JI ; Xinyu GE ; Shouling WU ; Xiangming MA
Journal of Clinical Hepatology 2025;41(7):1380-1387
Objective To investigate the association of Chinese visceral adiposity index(CVAI)and high-sensitivity C-reactive protein(hs-CRP)with the risk of digestive malignancies in the Kailuan study population,and to provide a basis for the prevention and control of digestive malignancies in the population.Methods A prospective cohort study was conducted,and a total of 94 377 Kailuan workers who participated in the 2006 health examination,had no history of cancer,and had complete data on CVAI,CRP,and related covariates were selected as the observation cohort.According to the levels of CVAI and CRP,the subjects were divided into low CVAI+CRP≤3 mg/L group[CVAI(-)CRP(-)group],low CVAI+CRP>3 mg/L group[CVAI(-)CRP(+)group],high CVAI+CRP≤3 mg/L group[CVAI(+)CRP(-)group],and high CVAI+CRP>3 mg/L group[CVAI(+)CRP(+)group].An analysis of variance was used for comparison of normally distributed continuous data between groups,and the non-parametric Kruskal-Wallis H test was used for comparison of continuous data with skewed distribution between groups;the chi-square test was used for comparison of categorical data between groups.The Cox proportional-hazards regression model was used to assess the impact of CVAI and CRP alone or in combination on the risk of digestive malignancies.Results There were significant differences between the four groups in age,male/female ratio,total cholesterol,triglycerides,high-density lipoprotein cholesterol,systolic blood pressure,diastolic blood pressure,fasting blood glucose,high-sensitivity C-reactive protein,waist circumference,body mass index,marital status,alcohol consumption,smoking,reported income,and physical exercise(all P<0.05).During a mean follow-up time of 14.08±2.76 years,2 043 new-onset cases of digestive malignancies were identified by the end of follow-up on December 31,2021.The Cox proportional-hazards regression model showed that after adjustment for CRP and other factors,compared with the low CVAI group,the high CVAI group had a hazard ratio(HR)of 1.34(95%confidence interval[CI]:1.23-1.47)for the risk of digestive malignancies.After adjustment for CVAI and other factors,compared with the CRP≤3 mg/L group,the CRP>3 mg/L group had an HR of 1.14(95%CI:1.02-1.28)for the risk of digestive malignancies.Compared with the CVAI(-)CRP(-)group(n=40 978),the CVAI(-)CRP(+)group(n=6 210),the CVAI(+)CRP(-)group(n=36 502),and the CVAI(+)CRP(+)group(n=10 687)had an HR of 1.05(95%CI:1.01-1.09,P<0.05),1.32(95%CI:1.20-1.45,P<0.05),and 1.48(95%CI:1.28-1.70,P<0.05),respectively,for the risk of digestive malignancies.As for digestive malignancies at specific locations,the CVAI(+)CRP(+)group had an increased risk of liver cancer,gastric cancer,pancreatic cancer,colorectal cancer,and small intestinal cancer with an HR of 1.35(95%CI:1.05-1.81,P<0.05),1.48(95%CI:1.09-2.00,P<0.05),1.60(95%CI:1.07-2.41,P<0.05),1.76(1.40-2.21,P<0.05),and 3.85(95%CI:1.43-10.33,P<0.05),respectively.Conclusion A high level of CVAI,a high level of CRP,and high levels of CVAI and CRP in combination can all increase the risk of digestive malignancies,among which the high levels of CVAI and CRP in combination may lead to a higher risk.

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