1.Dose response relationship between sleep duration and depressive symptoms risk in children and adolescents
DAI Chaolan, ZHAO Min, WANG Mingming, XI Bo
Chinese Journal of School Health 2026;47(1):80-84
Objective:
To investigate the association between sleep duration and depressive symptoms in children and adolescents, so as to provide scientific evidence for promoting mental health and preventing depression among relevant populations.
Methods:
A total of 2 192 children and adolescents aged 10-17 years with complete data from the 2018 China Family Panel Studies Database were included. Eight item Center for Epidemiologic Studies Depressive Scale(CES-D8) was used to assess participants depressive levels, and sleep duration was assessed via questionnaire. Multivariate Logistic regression model was used to analyze the association between different sleep duration categories and depressive symptom occurrence among children and adolescents. A restricted cubic spline(RCS) model analyzed the dose response relationship between sleep duration and the risk of depressive symptoms occurrence and segmented Logistic regression models to identify dose response effects.
Results:
Among the surveyed children and adolescents, 524(23.91%) exhibited depressive symptoms. Compared to those with sufficient sleep, children aged 10-12 years had a higher risk of depressive symptoms on average per day( OR =1.66, 95% CI =1.19-2.33) and during weekdays( OR =1.76, 95% CI =1.26-2.46), as well as in adolescents aged 13-17 years on a daily basis( OR =1.40,95% CI =1.06-1.85) and during weekdays( OR = 1.48,95% CI =1.12-1.95), and excessive sleep in adolescents on rest days was also significantly associated with higher risk of depressive symptoms( OR =1.65,95% CI =1.11-2.43)(all P <0.05). RCS analysis results indicate that children s sleep duration exhibits a linear negative correlation with the risk of depressive symptoms(all P nonlinear >0.05), while adolescents sleep duration showed a U shaped association with depressive symptoms(all P nonlinear <0.05) on a daily basis, during weekdays and weekends, with potential threshold effects at 10.00, 9.88, and 9.60 hours, respectively.
Conclusions
Sleep duration among children and adolescents is associated with depressive symptoms, with notable age related differeneces. It is recommended to develop targeted age specific interventions to reduce the risk of depressive symptoms in children and adolescents.
2.Mechanism and clinical research progress of calcineurin inhibitor-induced hyperglycemia
Suna LU ; Qiuxia MIN ; Xi WEN ; Ling ZHANG
China Pharmacy 2026;37(3):407-412
Calcineurin inhibitor(CNI) is potent immunosuppressive agents and serve as cornerstone therapies in the treatment of organ transplantation and autoimmune diseases, with cyclosporine A and tacrolimus being the representative drugs. Long-term use of CNI can lead to drug-induced hyperglycemia, severely affecting patients’ prognosis. The pathogenesis involves multilevel pathological alterations: at the pancreatic β-cell level, CNI directly damage β-cell by inducing calcium overload, oxidative stress, and mitochondrial dysfunction, suppressing the expression of key insulin synthesis factors and promoting apoptosis; in peripheral tissues, CNI interfere with insulin receptor substrate phosphorylation and inhibit the phosphatidylinositol 3 kinase/protein kinase B signaling pathway, resulting in decreased glucose uptake and insulin resistance; additionally, CNI can also induce β-cell injury by suppressing the secretion and receptor signal transduction of glucagon-like peptide-1, as well as by activating the nuclear factor kappa B pathway to promote inflammatory responses. Clinical studies demonstrate that the incidence of CNI-associated hyperglycemia is closely related to drug type, dosage, and individual patient factors. For high-risk patients, dose adjustment of CNI, switching to agents with lower metabolic toxicity when necessary, and selection of appropriate glucose-lowering regimens based on glycemic levels are recommended. Future research should further elucidate the molecular mechanisms of CNI metabolic toxicity and optimize individualized pharmacotherapy strategies to improve long-term patient outcomes.
3.Body image disturbance status in AS patients and analysis of its influencing factors
Min NIU ; Jingman YUAN ; Liya MA ; Hao XU ; Jun LI ; Meixi YAN ; Xinru DU ; Hanhui MA ; Xichao YANG
Journal of Public Health and Preventive Medicine 2026;37(1):158-162
Objective To understand the status of body image disturbance and its influencing factors in patients with ankylosing spondylitis (AS), so as to provide a scientific basis for the clinical management of AS. Methods A total of 353 AS patients admitted from January 2022 to December 2024 were selected as research subjects. Chinese version of Body Image Disturbance Questionnaire (BIDQ) was used to investigate the body image disturbance in AS patients. Single factor analysis was performed by t test and analysis of variance, and multiple factors were analyzed by multivariate linear regression. Results The total score of BIDQ in 342 AS patients was (25.01±4.22). Multivariate linear regression analysis results showed that self-paid medical expense, nighttime VAS score and negative emotion PANAS score could positively predict body image disturbance in AS patients (standardized regression coefficient=0.413, 0.413, 0.460, P<0.05), and PSSS score, positive emotion PANAS score and exercise management CDSSM score could negatively predict body image disturbance (standardized regression coefficient=-0.245, -0.134, -0.247, P<0.05). Conclusion The body image disturbance in AS patients is worthy of clinical attention. Nighttime pain, negative emotion and self-paid medical treatment can increase the risk of body image disturbance. Positive emotion, social support and high self-management level of exercise behavior can reduce the formation of body image disturbance, which can provide new ideas for clinical management of AS patients.
4.Association of the joint effect of body fat levels and dyslipidemia with cardiovascular structural changes among children
ZHANG Qiyue, ZHAO Min, WANG Mingming, XI Bo
Chinese Journal of School Health 2026;47(4):480-485
Objective:
To investigate the association of the joint effect of body fat levels and dyslipidemia with cardiovascular structural abnormalities in children, so as to provide a scientific reference for the early prevention of cardiovascular damage.
Methods:
Based on the data from the second follow up (October 2021 to January 2022) of the Huantai Children Cardiovascular Health Follow up Cohort, 1 308 children with complete data were included. The fat mass percentage (FMP), fat mass index (FMI), subcutaneous fat mass (SFM) and visceral fat mass (VFM), left ventricular mass index (LVMI), relative wall thickness (RWT), thickening of carotid intima-media thickening (cIMT) , left ventricular hypertrophy (LVH) and left ventricular geometric remodeling (LVG), triglyceride (TG), total cholesterol (TC) ,high density lipoprotein cholesterol (HDL-C) and low density lipoprotein cholesterol (LDL-C) were obtained. Multivariable Logistic regression model was used to analyze the associations of FMP, FMI, SFM and VFM with thickening of cIMT, LVH and LVG. The joint effects of these body fat indicators and dyslipidemia on the aforementioned cardiovascular outcomes were further explored. Restricted cubic spline model was used to examine the dose response relationships between body fat levels and cardiovascular structural abnormalities.
Results:
Elevated body fat levels were significantly associated with an increased risk of cardiovascular structural abnormalities, exhibiting J shaped dose response relationships (all P <0.05). Compared with the group with normal body fat and normolipidemia, the risks of thickening of cIMT, LVH, and LVG in the group with elevated FMP combined with dyslipidemia were higher[ OR (95% CI )=11.70 (6.49-21.27), 5.53 (2.97-10.17), 2.33 (1.30-4.05)]; in the group with elevated FMI combined with dyslipidemia, the corresponding risks were higher[ OR (95% CI )= 11.68 (6.43-21.38), 6.98 (3.73-12.92), 2.65 (1.50-4.61)]; in the group with elevated SFM combined with dyslipidemia, the corresponding risks were higher[ OR (95% CI )=10.55 (5.83-19.24), 5.11 (2.71-9.45), 1.99 (1.11- 3.46 )]; and in the group with elevated VFM combined with dyslipidemia, the corresponding risks were higher[ OR (95% CI )=12.44 (6.76-23.14), 6.17 ( 3.31 -11.38), 2.30 (1.30-3.99)] (all P <0.05). Sex stratified analyses showed that the risk of thickening of cIMT in the combined exposure group of all four body fat indicators and dyslipidemia was significantly higher in girls than in boys (all P <0.01).
Conclusions
Elevated body fat levels and dyslipidemia have a combined effect in children, collectively increasing the risk of cardiovascular structural abnormalities. Prevention of cardiovascular damage in children should focus on both adiposity management and blood lipid regulation.
5.Sleep status in patients with Parkinson's disease and its relationship with dyskinesia and negative emotions
Min WU ; Liang ZHONG ; Heng LIN ; Xi YANG
Journal of Public Health and Preventive Medicine 2025;36(4):51-54
Objective To understand the sleep status in patients with Parkinson's disease (PD), and to explore its relationship with dyskinesia and negative emotions. Methods A total of 308 patients with PD who met the inclusion and exclusion criteria in the hospital from September 2022 to May 2024 were selected as the research subjects. The scores of sleep status [Pittsburgh Sleep Quality Index (PSQI)], dyskinesia [Simplified Fugl-Meyer Motor Assessment (FMA)] and negative emotions [Beck Anxiety Inventory (BAI), Beck Depression Inventory-II (BDI-II)] were analyzed, and the PSQI score was compared among patients with different demographic characteristics. Pearson correlation analysis was performed to analyze the correlation of sleep with dyskinesia and negative emotions in patients with PD. Results The total score of PSQI scale was (6.16±0.97) points in 308 PD patients, of which 208 cases (67.53%) were complicated with sleep disorders. The proportions of female, 61-75 years old, technical secondary school or below, disease course of 4 years and above, Hoehn-Yahr stage IV and unmarried status in the sleep disorder group were higher than those in the non-sleep disorder group (P<0.05). Compared with the non-sleep disorder group, the FMA score in the sleep disorder group was lower (P<0.05) while the BAI score and BDI-II score were higher (P<0.05). Pearson correlation analysis revealed that PSQI was negatively correlated with FMA (r=-0.489, P<0.05), and was positively correlated with BAI and BDI-II (r=0.476, 0.502, P<0.05). Conclusion The incidence rate of sleep disorders in PD patients is high. PSQI is negatively correlated with FMA, and is positively correlated with BAI and BDI-II.
6.Association between serum alanine transaminase levels and carotid intima media thickness in adolescents
HUANG Sisi, ZHAO Min, SUN Jiahong, XI Bo
Chinese Journal of School Health 2025;46(7):1042-1045
Objective:
To investigate the relationship between serum alanine transaminase (ALT) and carotid intima media thickness (cIMT) in adolescents, providing evidence for early prevention and control strategies for cardiovascular structural abnormalities in adolescents.
Methods:
Data were obtained from the third follow up survey (from October to November 2023) of the "Huantai Children Cardiovascular Health Cohort", including 1 153 healthy adolescents with complete information. Analysis of variance (ANOVA) was used to compare cIMT across different ALT level groups, and multiple linear regression was employed to analyze the relationship between serum ALT levels and cIMT.
Results:
Significant differences in cIMT were observed among Q 1, Q 2, and Q 3 ALT level groups [(0.56±0.04) (0.57±0.04) (0.59±0.04)mm, respectively; F=3.61, P <0.01]. After adjusting for covariates, multiple linear regression revealed a positive correlation between ALT levels and cIMT ( β=0.18, P <0.01). Gender subgroup analysis showed similar results in males ( β=0.19, P <0.01), but no statistically significant association was found in females ( β=0.07, P = 0.54).
Conclusions
Elevated serum ALT levels are associated with an increased risk of vascular structural damage in adolescents, especially in boys. Early detection and control of abnormal serum ALT levels can help to reduce early vascular structural damage and further reduce the risk of adverse cardiovascular events.
7.Associations between weekday-weekend screen time and subjective sleep quality among adolescents
CAO Runze, ZHAO Min, WANG Mingming, XI Bo
Chinese Journal of School Health 2025;46(8):1170-1174
Objective:
To explore the association between the joint association of screen time on weekdays and weekends with self rated sleep quality among adolescents, providing scientific basis for improving adolescent sleep health.
Methods:
Using data from "Huantai Children s Cardiovascular Health Follow up Cohort" survey conducted during November to December 2023, a total of 1 197 adolescents aged 12-17 years with complete demographic characteristics, physical measurements, and questionnaire data were included. The dose response relationship between screen time and sleep quality was evaluated by restrictive cubic splines (RCS). Based on screen time on weekdays and weekends (normal: < 2 h/d; excessive: ≥ 2 h/d), adolescents were categorized into 4 groups. Multivariate Logistic regression models were used to analyze the association between the combined effect of screen time on weekdays and weekends and sleep quality.
Results:
The RCS analysis results showed that there was a linear dose response relationship between average daily screen time and poor sleep quality in adolescents (non linear P >0.05). The results of multiple Logistic regression analysis showed that adjusting for potential covariates,compared with adolescents having normal screen time on both weekdays and weekends, those with excessive screen time on both weekdays and weekends had increased risk of poor sleep quality ( OR=2.51, 95%CI=1.33-4.62, P <0.01). Sex stratified analysis revealed that girls with excessive screen time on both weekdays and weekends had increased odds of poor sleep quality ( OR=3.03, 95%CI=1.23-7.14, P =0.01), compared to girls who had normal screen time on both weekdays and weekends.
Conclusions
A linear dose response relationship exists between daily screen time and poor sleep quality in adolescents. Excessive screen time on both weekdays and weekends is positively associated with poor sleep quality, particularly more pronounced among female adolescents.
8.Association of serum alanine aminotransferase level with left ventricular hypertrophy in adolescents
JIA Peng, ZHAO Min, SUN Jiahong, XI Bo
Chinese Journal of School Health 2025;46(8):1180-1184
Objective:
To investigate the association of serum alanine aminotransferase (ALT) with left ventricular hypertrophy (LVH) in adolescents, and to provide scientific evidence for the early screening and intervention strategy of cardiac structure damage.
Methods:
Data were obtained from the third follow up survey (October 2023) of the "Huantai Childhood Cardiovascular Health Cohort Study", including 1 156 healthy adolescents aged 12-17 with complete information. The sample population was stratified into low ( Q 1 group), medium ( Q 2 group), and high ( Q 3 group) ALT levels based on tertiles within the same gender and age groups. Inter group comparisons were conducted using analysis of variance and trend test. A multivariate Logistic regression model was used to analyze the association between ALT levels and LVH, and stratified analyses were performed by gender and age groups.
Results:
With the increase of ALT quantile level, the detection rate of LVH showed an increasing trend ( Q 1: 3.7%; Q 2: 10.6%; Q 3: 16.7%, Z= 5.89 , P <0.01). After adjusting for potential covariates, compared with the ALT group ( Q 1), the group ( Q 3) increased the risk of developing LVH in adolescents ( OR=2.09, 95%CI =1.21-4.12). Stratified analyses by age and sex showed a significant association only in boys and younger individuals aged 12 to 14 years [ OR (95% CI ) were 2.64(1.04-7.67) and 3.24( 1.35 -9.06), both P <0.05)].
Conclusion
Elevated serum ALT levels are associated with an increased risk of LVH in adolescents, and early detection and control of abnormal liver enzyme levels can help reduce early vascular structural damage and prevent adverse cardiovascular events.
9.Relationship between geriatric nutritional risk index and osteoporosis in elderly hypertensive population
Kaishunzi LIU ; Min DOU ; Jinhua DUAN ; Qian WANG
Journal of Public Health and Preventive Medicine 2025;36(5):172-176
Objective To investigate the relationship between geriatric nutritional risk index (GNRI) and osteoporosis (OP) in elderly hypertensive population. Methods Elderly physical examination population who received dual-energy bone mineral density examination and bone metabolic marker test in the hospital were selected from January 2021 to December 2024. According to whether they had hypertension and dual-energy bone mineral density results, the enrolled patients were divided into hypertension OP group (142 cases ), hypertension non-OP group (173 cases), non-hypertension OP group (102 cases) and non-hypertension non-OP group (100 cases). GNRI of all study subjects was measured. The correlation of GNRI and the occurrence of OP was explored by logistic regression analysis. The predictive efficiency of GNRI on the occurrence of OP was evaluated by receiver operating characteristic (ROC) curve. Results The BMD and GNRI in the hypertension group, and the non-hypertension OP group were significantly lower than those in the non-hypertension non-OP group (P<0.05). Compared with the hypertension non-OP group, the BMI, GNRI, BMD, and 25-OH Vit D in the hypertension OP group were significantly reduced (P<0.05) while the PTH level was significantly enhanced (P<0.05).logistic regression analysis showed that GNRI, 25-OH Vit D and PTH were closely related to OP in the elderly hypertensive population (P < 0.05). ROC curve analysis manifested that the AUC value of GNRI alone in predicting OP in elderly hypertensive population was 0.802, which was higher than that of 25-OH Vit D (AUC=0.723) and PTH (AUC=0.643). The AUC, sensitivity and specificity of combination of GNRI, 25-OH Vit D and PTH in predicting OP in elderly hypertensive population were 0.837, 66.20% and 86.13% (P<0.05). Conclusion GNRI is closely related to the occurrence of OP in elderly hypertensive population, and GNRI can be used as a potential indicator to assess the risk of OP.
10.Association between elevated blood pressure and increased pulse wave velocity in adolescents
ZHANG Xiao, WANG Yuedong, ZHAO Min, YANG Lili, XI Bo
Chinese Journal of School Health 2025;46(11):1653-1657
Objective:
To explore the association between blood pressure levels and brachial-ankle pulse wave velocity (baPWV) in adolescents, so as to provide a scientific basis for early prevention and control of cardiovascular disease.
Methods:
The study utilized data from the October to December 2023 survey conducted by of the Huantai Child Cardiovascular Health Cohort, which included 1 197 adolescents aged 12-17 years. According to the Reference of Screening for Elevated Blood Pressure among Children and Adolescents aged 7-18 years, participants were classified into normal, high normal, and elevated blood pressure groups. The baPWV elevation was defined as a baPWV value greater than or equal to the 90th percentile of the sex and age specific baPWV values in the study population. The association between elevated blood pressure and increased baPWV was assessed by binary Logistic regression models. Restricted cubic spline model was applied to evaluate the dose response curve of the relationship between blood pressure Z scores and increased baPWV.
Results:
Among adolescents, the prevalence of high normal and elevated blood pressure were 22.6% and 14.1%, respectively. The mean baPWV values were 918, 978 and 1 030 cm/s in the normal, high normal, and elevated blood pressure groups, respectively. The prevalence rates of elevated baPWV were 7.3%, 9.6% and 27.2% in these three groups correspondingly. Logistic regression analysis showed that, after adjusting for covariates, both high normal and elevated blood pressure were significantly associated with higher odds of increased baPWV[ OR(95%CI )=1.87(1.08-3.20) and 8.24(4.73-14.50), both P < 0.05]. Linear dose response associations were identified between systolic and diastolic blood pressure Z scores and increased baPWV ( P non linearity>0.05).
Conclusions
Elevated blood pressure in adolescents is positively associated with high baPWV. Greater emphasis should therefore be placed on blood pressure monitoring and health management during adolescence.


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