1.Evaluation of the efficacy,safety and cost-effectiveness of different formulations of short-acting rhGH in the treatment of patients with short stature
Zhuoting ZHENG ; Yilong LIU ; Xiaomao QIN ; Zhen ZENG ; Run YAN ; Enwu LONG
China Pharmacy 2025;36(9):1111-1116
OBJECTIVE To compare the efficacy, safety, and cost-effectiveness of two different formulations of short-acting recombinant human growth hormone (rhGH) in the treatment of patients with short stature. METHODS Data from patients with short stature treated with short-acting rhGH at the Leshan People’s Hospital from August 2016 to June 2023 were collected. Patients were divided into powder formulation group and aqueous formulation group based on the rhGH formulation used. The changes in growth-related efficacy indicators and the occurrence of adverse drug reactions were compared between two groups after 12 months of treatment; cost-effectiveness analysis and sensitivity analysis were used to compare the cost per unit of effect achieved; subgroup analysis was performed by dividing the patients into growth hormone deficiency (GHD) subgroup and idiopathic short stature (ISS) subgroup based on clinical diagnosis. RESULTS After 12 months of treatment, the height and the levels of insulin-like growth factor-1 and insulin-like growth factor binding protein-3 in serum in aqueous formulation group and powder formulation group were significantly increased compared to before treatment (P<0.001), but there was no statistically significant difference in the changes of the above indicators between the two groups(P>0.05). The analysis results of GHD and ISS subgroups were consistent with the overall population. In the overall population, the cost-effectiveness ratio of powder formulation group (2 582 yuan/cm) was significantly better than that of aqueous formulation group (6 729 yuan/cm), with a statistically significant difference (P<0.001), and the result was consistent in the GHD and ISS subgroups as well as in the sensitivity analysis. No serious adverse drug reactions occurred in either powder formulation or aqueous formulation group, and there was no statistically significant difference in the incidence of various adverse reactions between two groups (P>0.05). CONCLUSIONS Short-acting rhGH powder and aqueous formulations have equivalent efficacy and safety, but the powder formulation has greater economic advantages.
2.Investigation on the current status of pharmaceutical care in medical institutions in China
Tingting ZHENG ; Yuqing ZHANG ; Sitong LIU ; Wei ZHANG ; Jin LU ; Qunhong SHEN ; Jiancun ZHEN
China Pharmacy 2025;36(9):1117-1122
OBJECTIVE To investigate the current status of pharmaceutical care in medical institutions in China, and provide experience and suggestions for better development of pharmaceutical care. METHODS Questionnaire survey was used to investigate the development of pharmaceutical care in medical institutions in 31 provinces (autonomous regions and municipalities directly) in March 2023, and descriptive analysis and binary logistic regression analysis on the influencing factors of pharmaceutical care were conducted. RESULTS A total of 1 368 questionnaires were sent out, and 1 304 valid questionnaires were collected with the effective recovery rate of 95.32%. Pharmaceutical care was carried out in 671 medical institutions (51.46%), and the rates of pharmaceutical care in tertiary, secondary, primary and other medical institutions were 74.79%, 27.97% and 7.35%, respectively. The average number of patients receiving pharmaceutical care was 2 638.96 per year, and there were 8.33 pharmacists in each medical institution to carry out pharmaceutical care, among which 93.68% were clinical pharmacists. The main departments covered by pharmaceutical care services included respiratory and critical care medicine, cardiology, intensive care unit, endocrinology, oncology, gastroenterology, obstetrics and gynecology and other departments. There were only 48 medical institutions (7.15%) with additional compensation for pharmaceutical care services. The main experiences of developing pharmaceutical care were to pay attention to talent cultivation and discipline construction, but the main difficulties were serious shortage of staff and qualified talents, low compensation level and low enthusiasm. Grade of medical institutions, the number of pharmacists engaged in clinical pharmacy, the number of qualified clinical pharmacists and the degree of information in the pharmacy department were the main influencing factors for carrying out pharmaceutical care (P<0.05). CONCLUSIONS In recent years, pharmaceutical care in Chinese medical institutions has made certain progress, while that of primary medical institutions, secondary medical institutions and other medical institutions should be improved. In the future, it is still necessary to further enhance the implementation of pharmaceutical care, promote personnel training, and attach importance to demonstrating the value of pharmaceutical care, thereby promoting the sustainable and high- quality development of pharmaceutical care.
3.Herbal Textual Research on Zanthoxylum armatum and Zanthoxyli Radix in Famous Classical Formulas
Zhen ZENG ; Yanmeng LIU ; Yihan WANG ; Yapeng WANG ; Erwei HAO ; Chun YAO ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):252-262
This article systematically analyzes the historical evolution of the name, origin, medicinal parts, harvesting and processing, and other aspects of Manjiao and Zanthoxyli Radix by referring to the herbal medicine, medical books, prescription books and other documents of the past dynasties, combined with the relevant modern research materials, in order to provide a basis for the development of famous classical formulas containing the two medicinal materials. According to the herbal textual research, Manjiao was first recorded in Shennong Bencaojing of the Han dynasty with aliases such as Zhujiao, Goujiao and Zhijiao. Throughout history, Manjiao was sourced from the stems and roots of Zanthoxylum armatum in the Rutaceae family, and its leaves and fruits can also be used in medicine. The traditional recorded production area was mainly in Yunzhong(now Tuoketuo region in Inner Mongolia), with mentions in Zhejiang, Hunan, Fujian, Guangdong, Guangxi, Yunnan, Taiwan, and other provinces. Presently, this species is distributed from the south of Shandong, to Hainan, Taiwan, Tibet and other regions. The roots can be harvested year-round, while the fruits are harvested in autumn after maturity. In ancient times, the roots and stems were mostly used for brewing or soaking in wine, whereas nowadays, the roots are often sliced and then used as a raw material in traditional Chinese medicine, and the fruits should be stir-fried before use. Manjiao has a bitter taste and warm property, and was historically used to treat wind-cold dampness, joint pain, limb numbness, and knee pain. Modern researches have summarized its effects as dispelling wind, dispersing cold, promoting circulation, and relieving pain, and it is used for treating rheumatoid arthritis, toothache, bruises, as well as an anthelmintic. Zanthoxyli Radix initially known as Rudi Jinniugen, recorded in Bencao Qiuyuan of the Qing dynasty, with the alternate name of Liangbianzhen. In recent times, it is more commonly referred to as Liangmianzhen, sourced from the dried roots of Z. nitidum of the Rutaceae family, mainly produced in Guangxi and Guangdong. It can be harvested throughout the year, cleaned, sliced, and dried after harvesting. Zanthoxyli Radix is pungent, bitter, warm and slightly toxic, with the functions of promoting blood circulation, removing stasis, relieving pain, dispelling wind, and resolving swelling. Based on the results of herbal textual research, it is clarified that the ancient Manjiao and the modern Zanthoxyli Radix are not the same species. This article corrects the mistaken belief of by previous scholars that Zanthoxyli Radix is the same as ancient Manjiao, and suggests that formulas described as Manjiao should use Z. armatum as the medicinal herb, while those described as Liangmianzhen or Rudi Jinniu should use Z. nitidum. The processing was performed according to the processing requirements prescribed in the formulas, otherwise, the raw products are recommended for use.
4.Research Advances in Tetraspanins in Colorectal Cancer
Chengwei LIU ; Kunyang WANG ; Zhen HU ; Yaoping LI
Cancer Research on Prevention and Treatment 2025;52(5):361-367
The tetraspanins are closely associated with the development and therapeutic prognosis of colorectal tumors. These proteins play a role in cell proliferation, metastasis, and invasion, regulate apoptosis and autophagy of colorectal tumor cells. affect immune escape by releasing exosomes, intervening the epithelial-mesenchymal transition process, and altering the tumor microenvironment, and enhance tumor stemness through specific pathways. This paper reviews the mechanisms and current research regarding the status of tetraspanins in colorectal cancer, aiming to improve early diagnosis and providing valuable insights for treatment strategies.
5.Efficacy and Mechanism of Shuanghua Drink in Treating Primary Dysmenorrhea Based on COX-2/NF-κB Signaling Pathway
Yuncheng MA ; Yuanyuan SHI ; Zhen LIU ; Yuxi WANG ; Yuan TIAN ; Qian LI ; Xiaozhu WANG ; Cheng HE ; Wenhui XU ; Weiling WANG ; Jian GAO ; Ting WANG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(12):72-80
ObjectiveTo evaluate the efficacy of Shuanghua drink in treating primary dysmenorrhea in the rat model and explore its mechanism of action. MethodsAn oxytocin-induced writhing mouse model was established to evaluate the analgesic effect of Shuanghua drink. Forty-eight non-pregnant female institute of cancer research (ICR) mice were randomly divided into six groups, including a blank group, a model group, an ibuprofen group (85.00 mg·kg-1), a low-dose group of Shuanghua drink (7.14 mL·kg-1), a medium-dose group of Shuanghua drink (14.28 mL·kg-1), and a high-dose group of Shuanghua drink (28.57 mL·kg-1). Each group consisted of eight mice. All treatment groups received daily intragastric administration at corresponding doses for 10 consecutive days. One hour after the final administration, 2 U of oxytocin was intraperitoneally injected per mouse. The writhing latency and number of writhing within 20 minutes were recorded. A primary dysmenorrhea rat model was established by using estradiol benzoate and oxytocin to evaluate the inhibitory effect of Shuanghua drink on the contraction of uterine smooth muscle. Forty-eight non-pregnant female Sprague-Dawley (SD) rats were divided into six groups, including a blank group, a model group, an ibuprofen group (51.00 mg·kg-1), a low-dose group of Shuanghua drink (4.28 mL·kg-1), a medium-dose group of Shuanghua drink (8.57 mL·kg-1), and a high-dose group of Shuanghua drink (17.10 mL·kg-1). Each group consisted of eight rats. Rats received subcutaneous injections of estradiol benzoate for 10 consecutive days to enhance uterine sensitivity. On the eleventh day, oxytocin (2 U/rat) was intraperitoneally administered to induce abnormal uterine contractions for establishing the primary dysmenorrhea model. All treatment groups received daily intragastric administration from the second day of modeling for 10 days. The effects of Shuanghua drink were evaluated by using parameters including uterine motility and the variation rate of uterine motility. The mechanism of action was investigated in rats with primary dysmenorrhea. The content of prostaglandin F2α (PGF2α), prostaglandin E2 (PGE2), thromboxane B2 (TXB2), prostacyclin metabolite (6-keto-PGF1α), and β-endorphin (β-EP) in uterine tissue of rats was detected by using enzyme-linked immunosorbent assay (ELISA). The changes in the content of nitric oxide (NO) and inducible nitric oxide synthase (iNOS) were analyzed via colorimetric assay. Western blot was performed to determine the content of phosphorylated inhibitor of kappa B kinase beta (p-IKKβ)/IKKβ, phosphorylated inhibitor of kappa B alpha (p-IκBα), IκBα, phosphorylated p65 (p-p65), p65, and cyclooxygenase-2 (COX-2) proteins in uterine tissue of rats. ResultsIn the oxytocin-induced writhing mouse model, the model group exhibited significantly shortened writhing latency and increased writhing frequency compared to the control group (P<0.01). Both the ibuprofen group and the high-dose group of Shuanghua drink displayed prolonged writhing latency (P<0.05), while the ibuprofen group and the low-dose, medium-dose, and high-dose groups of Shuanghua drink exhibited reduced writhing frequency (P<0.01). In the primary dysmenorrhea rat model, the uterine motility and its variation rate in the model group were significantly higher than those in the blank group (P<0.01). These parameters were markedly suppressed by ibuprofen and Shuanghua drink at all tested doses (P<0.01). For the mechanism of action, the model group showed significantly increased PGF2α/PGE2, TXB2/6-keto-PGF1α, NO, and iNOS in uterine tissue (P<0.05, P<0.01) and significantly decreased β-EP (P<0.01). These parameters were significantly attenuated in the ibuprofen group and the low-dose, medium-dose, and high-dose groups of Shuanghua drink. The PGF2α/PGE2 (P<0.01), TXB2/6-keto-PGF1α (P<0.01), NO (medium-dose group P<0.05), and iNOS (P<0.01) were reduced, and the β-EP (medium-dose group P<0.05) was up-regulated. Compared to the model group, the ibuprofen group and medium-dose group of Shuanghua drink showed significantly increased content of β-EP in the serum of rats (P<0.05). Compared to the blank group, the model group showed significantly elevated expressions of COX-2, p-IKKβ/IKKβ, p-IκBα/IκBα, and p-p65/p65 proteins (P<0.01) and significantly reduced anti-inflammatory protein IκBα (P<0.05). Compared to the model group, the ibuprofen group and the low-dose, medium-dose, and high-dose groups of Shuanghua drink showed significantly reduced expressions of COX-2 (P<0.01), p-IKKβ/IKKβ (P<0.01), p-IκBα/IκBα (P<0.05, P<0.01), and p-p65/p65(P<0.01) and up-regulated expression of IκBα protein (P<0.05, P<0.01). ConclusionShuanghua drink effectively alleviates primary dysmenorrhea through analgesia and suppression of abnormal contractions of uterine smooth muscle. Its mechanism may be mediated by reduced levels of PGF2α/PGE2, TXB2/6-keto-PGF1α, iNOS, and NO, elevated β-EP level, and inhibited COX-2/NF-κB signaling pathway.
6.Herbal Textual Research on Zanthoxylum armatum and Zanthoxyli Radix in Famous Classical Formulas
Zhen ZENG ; Yanmeng LIU ; Yihan WANG ; Yapeng WANG ; Erwei HAO ; Chun YAO ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):252-262
This article systematically analyzes the historical evolution of the name, origin, medicinal parts, harvesting and processing, and other aspects of Manjiao and Zanthoxyli Radix by referring to the herbal medicine, medical books, prescription books and other documents of the past dynasties, combined with the relevant modern research materials, in order to provide a basis for the development of famous classical formulas containing the two medicinal materials. According to the herbal textual research, Manjiao was first recorded in Shennong Bencaojing of the Han dynasty with aliases such as Zhujiao, Goujiao and Zhijiao. Throughout history, Manjiao was sourced from the stems and roots of Zanthoxylum armatum in the Rutaceae family, and its leaves and fruits can also be used in medicine. The traditional recorded production area was mainly in Yunzhong(now Tuoketuo region in Inner Mongolia), with mentions in Zhejiang, Hunan, Fujian, Guangdong, Guangxi, Yunnan, Taiwan, and other provinces. Presently, this species is distributed from the south of Shandong, to Hainan, Taiwan, Tibet and other regions. The roots can be harvested year-round, while the fruits are harvested in autumn after maturity. In ancient times, the roots and stems were mostly used for brewing or soaking in wine, whereas nowadays, the roots are often sliced and then used as a raw material in traditional Chinese medicine, and the fruits should be stir-fried before use. Manjiao has a bitter taste and warm property, and was historically used to treat wind-cold dampness, joint pain, limb numbness, and knee pain. Modern researches have summarized its effects as dispelling wind, dispersing cold, promoting circulation, and relieving pain, and it is used for treating rheumatoid arthritis, toothache, bruises, as well as an anthelmintic. Zanthoxyli Radix initially known as Rudi Jinniugen, recorded in Bencao Qiuyuan of the Qing dynasty, with the alternate name of Liangbianzhen. In recent times, it is more commonly referred to as Liangmianzhen, sourced from the dried roots of Z. nitidum of the Rutaceae family, mainly produced in Guangxi and Guangdong. It can be harvested throughout the year, cleaned, sliced, and dried after harvesting. Zanthoxyli Radix is pungent, bitter, warm and slightly toxic, with the functions of promoting blood circulation, removing stasis, relieving pain, dispelling wind, and resolving swelling. Based on the results of herbal textual research, it is clarified that the ancient Manjiao and the modern Zanthoxyli Radix are not the same species. This article corrects the mistaken belief of by previous scholars that Zanthoxyli Radix is the same as ancient Manjiao, and suggests that formulas described as Manjiao should use Z. armatum as the medicinal herb, while those described as Liangmianzhen or Rudi Jinniu should use Z. nitidum. The processing was performed according to the processing requirements prescribed in the formulas, otherwise, the raw products are recommended for use.
7.Efficacy and Mechanism of Shuanghua Drink in Treating Primary Dysmenorrhea Based on COX-2/NF-κB Signaling Pathway
Yuncheng MA ; Yuanyuan SHI ; Zhen LIU ; Yuxi WANG ; Yuan TIAN ; Qian LI ; Xiaozhu WANG ; Cheng HE ; Wenhui XU ; Weiling WANG ; Jian GAO ; Ting WANG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(12):72-80
ObjectiveTo evaluate the efficacy of Shuanghua drink in treating primary dysmenorrhea in the rat model and explore its mechanism of action. MethodsAn oxytocin-induced writhing mouse model was established to evaluate the analgesic effect of Shuanghua drink. Forty-eight non-pregnant female institute of cancer research (ICR) mice were randomly divided into six groups, including a blank group, a model group, an ibuprofen group (85.00 mg·kg-1), a low-dose group of Shuanghua drink (7.14 mL·kg-1), a medium-dose group of Shuanghua drink (14.28 mL·kg-1), and a high-dose group of Shuanghua drink (28.57 mL·kg-1). Each group consisted of eight mice. All treatment groups received daily intragastric administration at corresponding doses for 10 consecutive days. One hour after the final administration, 2 U of oxytocin was intraperitoneally injected per mouse. The writhing latency and number of writhing within 20 minutes were recorded. A primary dysmenorrhea rat model was established by using estradiol benzoate and oxytocin to evaluate the inhibitory effect of Shuanghua drink on the contraction of uterine smooth muscle. Forty-eight non-pregnant female Sprague-Dawley (SD) rats were divided into six groups, including a blank group, a model group, an ibuprofen group (51.00 mg·kg-1), a low-dose group of Shuanghua drink (4.28 mL·kg-1), a medium-dose group of Shuanghua drink (8.57 mL·kg-1), and a high-dose group of Shuanghua drink (17.10 mL·kg-1). Each group consisted of eight rats. Rats received subcutaneous injections of estradiol benzoate for 10 consecutive days to enhance uterine sensitivity. On the eleventh day, oxytocin (2 U/rat) was intraperitoneally administered to induce abnormal uterine contractions for establishing the primary dysmenorrhea model. All treatment groups received daily intragastric administration from the second day of modeling for 10 days. The effects of Shuanghua drink were evaluated by using parameters including uterine motility and the variation rate of uterine motility. The mechanism of action was investigated in rats with primary dysmenorrhea. The content of prostaglandin F2α (PGF2α), prostaglandin E2 (PGE2), thromboxane B2 (TXB2), prostacyclin metabolite (6-keto-PGF1α), and β-endorphin (β-EP) in uterine tissue of rats was detected by using enzyme-linked immunosorbent assay (ELISA). The changes in the content of nitric oxide (NO) and inducible nitric oxide synthase (iNOS) were analyzed via colorimetric assay. Western blot was performed to determine the content of phosphorylated inhibitor of kappa B kinase beta (p-IKKβ)/IKKβ, phosphorylated inhibitor of kappa B alpha (p-IκBα), IκBα, phosphorylated p65 (p-p65), p65, and cyclooxygenase-2 (COX-2) proteins in uterine tissue of rats. ResultsIn the oxytocin-induced writhing mouse model, the model group exhibited significantly shortened writhing latency and increased writhing frequency compared to the control group (P<0.01). Both the ibuprofen group and the high-dose group of Shuanghua drink displayed prolonged writhing latency (P<0.05), while the ibuprofen group and the low-dose, medium-dose, and high-dose groups of Shuanghua drink exhibited reduced writhing frequency (P<0.01). In the primary dysmenorrhea rat model, the uterine motility and its variation rate in the model group were significantly higher than those in the blank group (P<0.01). These parameters were markedly suppressed by ibuprofen and Shuanghua drink at all tested doses (P<0.01). For the mechanism of action, the model group showed significantly increased PGF2α/PGE2, TXB2/6-keto-PGF1α, NO, and iNOS in uterine tissue (P<0.05, P<0.01) and significantly decreased β-EP (P<0.01). These parameters were significantly attenuated in the ibuprofen group and the low-dose, medium-dose, and high-dose groups of Shuanghua drink. The PGF2α/PGE2 (P<0.01), TXB2/6-keto-PGF1α (P<0.01), NO (medium-dose group P<0.05), and iNOS (P<0.01) were reduced, and the β-EP (medium-dose group P<0.05) was up-regulated. Compared to the model group, the ibuprofen group and medium-dose group of Shuanghua drink showed significantly increased content of β-EP in the serum of rats (P<0.05). Compared to the blank group, the model group showed significantly elevated expressions of COX-2, p-IKKβ/IKKβ, p-IκBα/IκBα, and p-p65/p65 proteins (P<0.01) and significantly reduced anti-inflammatory protein IκBα (P<0.05). Compared to the model group, the ibuprofen group and the low-dose, medium-dose, and high-dose groups of Shuanghua drink showed significantly reduced expressions of COX-2 (P<0.01), p-IKKβ/IKKβ (P<0.01), p-IκBα/IκBα (P<0.05, P<0.01), and p-p65/p65(P<0.01) and up-regulated expression of IκBα protein (P<0.05, P<0.01). ConclusionShuanghua drink effectively alleviates primary dysmenorrhea through analgesia and suppression of abnormal contractions of uterine smooth muscle. Its mechanism may be mediated by reduced levels of PGF2α/PGE2, TXB2/6-keto-PGF1α, iNOS, and NO, elevated β-EP level, and inhibited COX-2/NF-κB signaling pathway.
8.Association between physical exercise behavior with mobile phone addiction and mental health of college students
LIU Manluo, QI Xin, WU Min, SUN Qin, ZHAO Zhen
Chinese Journal of School Health 2025;46(5):634-637
Objective:
To explore the relationship of physical exercise behavior with mobile phone addiction and mental health of college students, so as to provide evidence for interventions to improve mobile phone addiction and mental health of college students.
Methods:
From October 8 to December 20 in 2024, 896 college students from 4 colleges in Beijing were selected using a combination of convenience sampling and stratified random cluster sampling method. Physical Activity Rating Scale (PARS-3), Mobile Phone Addiction Tendency Scale (MPATS), Adolescence Mental Health Diathesis Questionnaire (AMHDQ) and Symptom Checklist 90 (SCL-90) were used. The correlation of mobile phone addiction and mental health on physical exercise behavior of college students were analyzed by multivariable Logistic regression and linear regression.
Results:
Among the surveyed college students, 504 (56.25%) students had low exercise, 262 (29.24%) had moderate exercise, 130 (14.51%) had high exercise, and 392 (43.75%) had sufficient exercise. The total score of PARS-3 was 18.00 ( 15.00 , 33.00) points. Logistic regression analysis showed that the total score of MPATS ( OR=1.022, 95%CI =1.008-1.036), the total score of SCL-90 ( OR=1.010, 95%CI = 1.005 -1.015), the total AMHDQ score ( OR=0.995, 95%CI =0.992-0.998) were significantly associated with insufficient exercise among college students ( P <0.05). Linear regression analysis showed that the scores of MPATS, AMHDQS and SCL-90 were significantly correlated with physical exercise behavior ( B=-0.20, 0.04, -0.07, P <0.05).
Conclusion
The physical exercise behavior of college students is related to mobile phone addiction and mental health.
9.Does Vertebral Cement Augmentation Reduce Postoperative Proximal Junction Complications in Spinal Deformity Corrective Surgery: A Systematic Review and Meta-analysis
Dong LI ; Xin SUN ; Jie LI ; Yanjie XU ; Yong QIU ; Zezhang ZHU ; Zhen LIU
Neurospine 2025;22(1):51-66
Objective:
To assess the effectiveness of vertebral cement augmentation (VCA) at upper instrumented vertebra (UIV) and UIV+1 in preventing proximal junction complications in correction surgery for adult spinal deformity patients.
Methods:
A literature search was conducted on Web of Science, PubMed, and Cochrane Library databases for comparative studies published before December 30th, 2024. Two reviewers independently screened eligible articles based on the inclusion and exclusion criteria, assessed study quality with Newcastle-Ottawa scale, and extracted data like study characteristics, surgical details, primary and secondary outcomes. Data analysis was performed using Review Manager 5.4 and Stata software.
Results:
Of all 513 papers screened, a meta-analysis was conducted on 7 articles, which included 333 cases in the VCA group and 827 cases in the control group. Patients in the VCA group had significantly older age and lower T score than patients in the control group. Although there was no statistically significant difference in the incidence of proximal junctional failure between the 2 groups, the results of the meta-analysis showed that the incidence of proximal junctional failure and the need for revision surgery were reduced by 36% and 71%, respectively, in the VCA group. One study reported 2 clinically silent pulmonary cement embolism and 1 patient requiring surgical decompression for cement leak into the spinal canal.
Conclusion
This meta-analysis supported the use of VCA in corrective surgery for spinal deformities patients, especially in patients with advanced age and osteoporosis.
10.Prenatal Mental Health and Its Stress-Process Mechanisms During a Pandemic Lockdown: A Moderated Parallel Mediation Model
Man JIANG ; Lei CHEN ; Nan TUO ; Dongjian YANG ; Shimeng LIU ; Zhen HUANG
Psychiatry Investigation 2025;22(3):221-230
Objective:
Hundreds of countries have implemented lockdown policies to slow the spread of coronavirus disease-2019 (COVID-19), but the impact of these measures on maternal mental health is not well understood.
Methods:
This study integrated a stress-process model to examine the pathways from lockdown-related stressors to prenatal psychological outcomes, with COVID-19 coping strategies (COP) and self-efficacy in managing negative affect (NEG) as mediators and lockdown duration, hours on pandemic-related information, and number of pregnancies as moderators. Pregnant women in Shanghai completed the Regulatory Emotional Self-Efficacy Scale, COVID-19 Coping Scale, Depression, Anxiety, and Stress Scale-21. Structural equation modeling (SEM) was used to test and modify the hypothetical model, and moderated mediation and slope analyses were undertaken.
Results:
In the final SEM demonstrating satisfactory fit, three stressors—decreased household income, insufficient daily supplies, and acquired infections—showed positive direct relationships with NEG and COP. Acquired infections, NEG, and COP were identified as direct predictors of mental health outcomes. The relationship between these three stressors and mental health was mediated by NEG and COP. Additionally, the number of pregnancies moderated the mediating effect of COP; this effect was more pronounced among first-time pregnant women than those with multiple pregnancies.
Conclusion
This study provides insights into how lockdown measures impact psychological outcomes in pregnant women quarantined at home. Interventions aimed at increasing coping strategies may be more effective for primiparous women during future public health emergencies.


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