1.Clinical Observation on Navel Application of Jianpi Hewei Adhesive Plaster Combined with Oral Use of Modified Sini Hewei Anshen Decoction for the Treatment of Diabetic Gastroparesis Accompanied by Anxiety in Type 2 Diabetes
Xiao-Qian HUANG ; Jun-Huai ZHOU ; Xue-Fei CHU ; Ying LIU ; Xi DU
Journal of Guangzhou University of Traditional Chinese Medicine 2024;41(3):589-597
Objective To evaluate the clinical efficacy of navel application of Jianpi Hewei Adhesive Plaster combined with oral use of modified Sini Hewei Anshen Decoction in treating diabetic gastroparesis(DGP)accompanied by anxiety of liver-stomach disharmony type in type 2 diabetes patients.Methods One hundred patients with DGP accompanied by anxiety of liver-stomach disharmony type were randomly divided into a treatment group and a control group,with 50 patients in each group.The control group was given oral use of Mosapride Citrate Tablets orally,and the treatment group was given navel application of Jianpi Hewei Adhesive Plaster combined with oral use of modified Sini Hewei Anshen Decoction.The course of treatment for the two groups covered 4 weeks.The two groups were observed in the changes of the traditional Chinese medicine(TCM)syndrome scores,Gastroparesis Cardinal Symptom Index(GCSI)scores,Hamilton Anxiety Scale(HAMA)scores,gastric emptying time,and levels of fasting blood glucose(FBG),2-hour postprandial blood glucose(2hPG),glycated hemoglobin(HbA1c),plasma motilin(MOT),gastrin(GAS),and serum tumor necrosis factor alpha(TNF-α)and interleukin 6(IL-6)before and after the treatment.After treatment,the clinical efficacy and safety of the two groups were evaluated.Results(1)During the trial,4 patients in the treatment group and 3 patients in the control group fell off,and eventually a total of 93 patients were included for the efficacy statistics,including 46 patients in the treatment group and 47 patients in the control group.(2)After 4 weeks of treatment,the total effective rate of the treatment group was 95.65%(44/46)and that of the control group was 76.60%(36/47).The intergroup comparison(tested by chi-square test)showed that the therapeutic effect of the treatment group was significantly superior to that of the control group(P<0.01).(3)After treatment,the TCM syndrome scores(including epigastric and abdominal congestion,depression or irritability,and poor appetite)and GCSI scores in the two groups were decreased compared with those before treatment(P<0.05)and the gastric emptying time was shortened compared with that before treatment(P<0.05),and the effect of the treatment group on decreasing TCM syndrome scores and GCSI scores and on shortening the gastric emptying time were significantly superior to that of the control group(P<0.01).(4)After treatment,the plasma MOT and GAS levels of the two groups were increased compared with those before treatment(P<0.05),and the increase in the treatment group was significantly superior to that in the control group(P<0.01).(5)After treatment,the levels of glucose metabolism indicators of FBG,2hPG,and HbA1c in the two groups were decreased compared with those before treatment(P<0.05),but the differences of all glucose metabolism indicators between the two groups after treatment were not statistically significant(P>0.05).(6)After treatment,the serum TNF-α and IL-6 levels in the two groups were decreased compared with those before treatment(P<0.05),and the decrease in the treatment group was significantly superior to that in the control group(P<0.05).(7)After treatment,the total HAMA scores and the scores of mental anxiety factor and somatic anxiety factor of HAMA in the two groups were decreased compared with those before treatment(P<0.05),and the effect on lowering the scores in the treatment group was significantly superior to that in the control group(P<0.05).(8)During the treatment period,no significant adverse reactions occurred in the two groups of patients,which has high safety.Conclusion Navel application of Jianpi Hewei Adhesive Plaster combined with oral use of modified Sini Hewei Anshen Decoction exerts certain efficacy in treating DGP accompanied by anxiety of liver-stomach disharmony type.The therapy is effective on relieving clinical symptoms,enhancing gastric motility,inhibiting inflammatory response,and improving anxiety emotion and the quality of life of the patients.
2.Clinical Observation on Yiqi Yangyin Jiangtang Prescription Combined with Acupoint Injection in the Treatment of Newly-diagnosed Type 2 Diabetes Mellitus
Xi DU ; Jun-Huai ZHOU ; Xue-Fei CHU ; Xiao-Qian HUANG ; Ying LIU
Journal of Guangzhou University of Traditional Chinese Medicine 2024;41(4):847-855
Objective To observe the clinical efficacy of Yiqi Yangyin Jiangtang Prescription(mainly composed of Astragali Radix,Rehmanniae Radix,Imperatae Rhizoma,Ophiopogonis Radix,and Puerariae Lobatae Radix)combined with acupoint injection in the treatment of newly-diagnosed type 2 diabetes mellitus(T2DM).Methods One hundred patients with newly-diagnosed T2DM of qi-yin deficiency complicated with blood stasis type were randomly divided into a treatment group and a control group,with 50 patients in each group.The control group was given oral use of Metformin Hydrochloride Tablets,and the treatment group was given the granules of Yiqi Yangyin Jiangtang Prescription orally combined with acupoint injection at unilateral points of Zusanli(ST36),Shenshu(BL23)and Qihai(CV6)on the basis of treatment for the control group.The course of treatment lasted for 4 weeks.Before and after the treatment,the two groups were observed in the changes of traditional Chinese medicine(TCM)syndrome scores,fasting plasma glucose(FPG),2-hour postprandial blood glucose(2hPG),glycated hemoglobin(HbA1c),total cholesterol(TC),triglyceride(TG),and serum levels of inflammatory factors of interleukin 6(IL-6),C-reactive protein(CRP),tumor necrosis factor α(TNF-α),as well as the hemorheology indicators of whole blood low-shear viscosity and whole blood high-shear viscosity.After treatment,the clinical efficacy and safety of the two groups were evaluated.Results(1)During the trial,5 cases fell off from the treatment group and 4 cases fell off from the control group,and a total of 91 patients were eventually included in the efficacy statistics,of which 45 cases were in the treatment group and 46 cases were in the control group.(2)After 4 weeks of treatment,the total effective rate of the treatment group was 93.33%(42/45),and that of the control group was 71.74%(33/46).The intergroup comparison(tested by chi-square test)showed that the therapeutic effect of the treatment group was significantly superior to that of the control group(P<0.01).(3)After treatment,the scores of TCM symptoms of dry mouth and throat,frequent nocturia,shortness of breath and fatigue,hot flushes and night sweating as well as the total TCM syndrome scores in the two groups were significantly lower than those before the treatment(P<0.05),and the reduction of the scores in the treatment group was significantly superior to that of the control group(P<0.01).(4)After treatment,the levels of blood glucose and lipid indicators of FPG,2hPG,HbA1c,TC and TG of patients in the two groups were decreased compared with those before treatment(P<0.05),and the decrease in the treatment group was significantly superior to that in the control group(P<0.05 or P<0.01).(5)After treatment,the serum levels of inflammatory factors of IL-6,CRP,and TNF-α in the two groups were all lower than those before treatment(P<0.01),and the reduction in the treatment group was significantly superior to that in the control group(P<0.01).(6)After treatment,the levels of hemorheology indicators such as whole blood low-shear viscosity and high-shear viscosity in the two groups were all lower than those before treatment(P<0.05),and the reduction in the treatment group was significantly superior to that in the control group(P<0.05).(7)The incidence of adverse reactions in the treatment group was 8.89%(4/45),which was significantly lower than that of the control group(21.74%,10/46),and the difference was statistically significant(P<0.01).Conclusion Yiqi Yangyin Jiangtang Prescription combined with acupoint injection exerts certain effect in treating patients with newly-diagnosed T2DM of qi-yin deficiency complicated with blood stasis syndrome type.The combined therapy can effectively alleviate the early clinical manifestations,decrease the levels of blood glucose,blood lipids,and inflammatory factors,and improve the hematological indicators and the quality of life of the patients.
3.Interpretation of specification for service of cancer screening for workers
Hongda CHEN ; Bin LU ; Ying ZHENG ; Peng DU ; Xiao QI ; Kai ZHANG ; Yuying LIU ; Junli WEI ; Donghua WEI ; Jiyong GONG ; Yunchao HUANG ; Zhenya SONG ; Xi CHU ; Dong DONG ; Wenjing ZHENG ; Min DAI
Chinese Journal of Epidemiology 2024;45(4):486-489
As the backbone force of China's social and economic construction, the health status of workers is closely related to the nation's productivity and social development. Currently, cancers have become one of the major diseases threatening the health of workers. However, there are still many shortcomings in the cancer screening services for the workers. To standardize cancer screening services for workers, ensure the quality of screening services, and improve the overall screening effectiveness, 19 institutions, including Peking Union Medical College Hospital of the Chinese Academy of Medical Sciences, have jointly formulated the Group Standard "Specification for service of cancer screening for workers (T/CHAA 023-2023)". This standard follows the principles of "legality, scientific rigor, advancement, and feasibility" and combines the frontier scientific advances in cancer screening. It clarifies the relevant requirements for service principles, service design, service delivery, service management, service evaluation, and improving worker cancer screening. Implementing this group standard will help connect the common screening needs of workers, employers, and cancer screening service providers, standardize the screening process, improve screening quality, and ultimately increase the early diagnosis rate and survival rate of cancer patients. Consequently, this group standard will help safeguard workers' health rights and interests, ensure the labor force resources, promote the comprehensive coordinated and sustainable development of society, and contribute to realizing the "Healthy China 2030" strategic policy.
4.Application of smart responsive materials in the precise repair of osteonecrosis of the femoral head
Hao CHEN ; Hong-Zhong XI ; Peng XUE ; Shuai HE ; Xiao-Xue TAN ; Guang-Quan SUN ; Xin LIU ; Xiao-Hong JIANG ; Bin DU
Medical Journal of Chinese People's Liberation Army 2024;49(7):841-847
Osteonecrosis of the femoral head(ONFH)is a common orthopedic disease,and hip preservation surgery has high clinical value in the early stages of ONFH,especially for young and middle-aged patients.However,the repair of ONFH is heterogeneous,leading to inter-individual variations in the efficacy of hip preservation.Currently,the existing tissue-engineered scaffolds in the field of hip preservation are uncontrollable after implantation,making it difficult to achieve precise repair.Smart responsive materials have good biocompatibility and self-feedback capability.By combining them with therapeutic drugs to construct stimulus-responsive drug delivery systems,new possibilities are provided for the precise repair of ONFH.This paper reviews the research progress of smart responsive materials at home and abroad.Based on the response principles of various materials and the repair characteristics of ONFH,the application prospects of various smart responsive materials such as reactive oxygen species-responsive,fluid shear stress-responsive,and light/magnetic-responsive materials are discussed and prospected in the field of precise repair for ONFH,providing new ideas for the precise treatment of ONFH.
5.A survey on the intention to stay and its influencing factors among primary health care workers during COVID-19 epidemic
Jie GU ; Biao XI ; Mei FENG ; Shenhong GU ; Zhigang PAN ; Jingjing REN ; Xue XIAO ; Wei TAN ; Jiaoling HUANG ; Zhaohui DU ; Xiaoqing GU ; Shanzhu ZHU
Chinese Journal of General Practitioners 2024;23(8):839-847
Objective:To investigate the intention to stay on among primary health care workers (PHWs) during the COVID-19 epidemics and its influencing factors.Methods:An online questionnaire survey was conducted among PHWs from 62 primary health institutions in 31 provinces, autonomous regions and municipalities across China selected by multi-stage whole cluster random sampling method between May and October 2022. According to the job position, the PHWs were divided into 5 categories: general practitioners (GPs), nurses, public health doctors, managers and support staff. Intention to stay was measured using the Chinese version of the Intention to Stay Questionnaire. Multiple linear regression model was used to analyze the influencing factors of the intention to stay in PHWs of different occupational categories, including personal factors, work factors, factors related to the COVID-19 and psychological reactions.Results:A total of 3 769 PHWs from 44 community health service centers, 18 township hospitals of 27 provinces/autonomous regions and 4 municipalities participated in this survey. The mean age of participants was (37.4±9.2) years, including 2 971(78.8%) women. The mean score of intention to stay of participants was 21.7±4.1. Compared with GPs, managers had lower intention to stay ( P=0.004). Age, female, in marriage, monthly income, years of primary care service, self-evaluation of unit support function, MSQ-SF score, and PA score were positively correlated with the score of intention to stay (all P<0.05), while PHQ-9 score, EE score, and DP score were negatively correlated with the score of intention to stay (all P<0.05). The MSQ-SF scores of all occupational categories were positively correlated with the scores of intention to stay (all P<0.01). In addition, among GPs, monthly income, years of service in primary care, self-evaluation of unit support function, and PA scores were positively correlated with the score of intention to stay (all P<0.05), while PHQ-9 scores and EE scores were negatively correlated with the score of intention to stay (all P<0.05). Among nurses, age, female gender, monthly income, self-evaluation of unit support function, and PA score were positively correlated with the score of intention to stay (all P<0.05), while EE scores and retention will score were negatively associated with ( P<0.001). Among public health doctors, in marriage was positively correlated with the score of intention to stay ( P=0.018). Among managers, DP score was negatively correlated with the score of intention to stay ( P=0.001). Among support staff, female gender, monthly income, years of primary care service, self-evaluation of unit support function, and PA scores were positively correlated with the score of intention to stay (all P<0.05), while EE score and DP score were negatively correlated with intention to stay (all P<0.05). Conclusions:The intention to stay of PHWs in China during the COVID-19 was at an intermediate level, which was affected by many factors. Among them, job satisfaction was positively correlated with the intention to stay of all occupational categories, and the influencing factors of different occupational categories have some variations.
6.Functional dyspepsia treated with WangShiBaoChiWan: a randomized, double-blind, parallel-controlled, multicenter clinical study
Huiyun ZHU ; Xiaoyang DONG ; Jianguo XIAO ; Xiangpeng HU ; Shengbao LI ; Jianlin REN ; Jianghong LING ; Guoxiong ZHOU ; Xi CHEN ; Xiaohua HOU ; Shengsheng ZHANG ; Jianting CAI ; Duowu ZOU ; Yanqing LI ; Bin CHENG ; Xiaoyan WANG ; Zhaoshen LI ; Yiqi DU
Chinese Journal of Digestion 2023;43(12):834-840
Objective:To compare the efficacy and safety between WangShiBaoChiWan and mosapride in the treatment of functional dyspepsia (FD).Methods:From September 2019 to September 2020, patients with postprandial fullness and early satiation who met the Rome Ⅳ criteria for FD diagnosis were enrolled from 15 hospitals, including the First Affiliated Hospital of Naval Medical University (Shanghai Changhai Hospital), Beijing Traditional Chinese Medicine Hospital Affiliated to Capital Medical College. The subjects were randomly divided into WangShiBaoChiWan (experimental) group and mosapride (control) group in the ratio of 1∶1. The treatment regimens were WangShiBaoChiWan+ mosapride simulator, WangShiBaoChiWan simulator+ mosapride, respectively with a treatment period of 2 weeks. The primary efficacy outcome was the improvement rates of main symptoms before and after treatment, the secondary efficacy primary efficacy outcome was the total clinical effective rate and the change of the single symptom score. And the safety indicator included adverse events. Independent sample t-test, paired t-test and chi-square test were used for statistical analysis. Results:A total of 251 FD patients were enrolled in the full analysis set, including 124 in the experimental group and 127 in the control group; 241 FD patients were in the per-protocol analysis set, including 117 in the experimental group and 124 in the control group. The analysis of per-protocol analysis set showed that the improvement rates of the main symptoms of the experimental group and the control group were (66±29)% and (60±30)%, respectively, and the difference was not statistically significant ( P>0.05). The improvement rate of the main symptoms of the experimental group reached 117% of that of the control group, which exceeded the expected non-inferiority standard of 80%. The total clinical effective rates of the experimental group and the control group were 76.07% (89/117) and 75.81% (94/124), respectively, and the difference was not statistically significant ( P>0.05). The results of full analysis set showed that the incidence of adverse events of the experimental group and the control group was 1.62% (2/124) and 1.57% (2/127), respectively, and the difference was not statistically significant ( P>0.05). There were no serious adverse events in the two groups. Conclusion:The improvement rate of the main symptoms of WangShiBaoChiWan is not inferior to that of mosapride in the treatment of FD, and it has good safety.
7.Inhibitory effect of astragalus membranaceus injection on apoptosis and autophagy induced by enterovirus 71
HAO Jin⁃fang ; SUN Chen⁃xi ; DU Jian⁃ping ; HAN Qian ; ZHANG Xiao⁃yan
Chinese Journal of Biologicals 2023;36(1):53-58+69
Objective To investigate the effect of astragalus membranaceus(AM)injection on apoptosis and autophagy of
human gastric epithelial cell line(GES⁃1)induced by enterovirus 71(EV71). Methods GES⁃1 cells were cultured in vitro
and divided into infected group(EV71 infected at a MOI of 3 and control group(no virus infected). The morpho⁃logical
changes of EV71 infected cells were observed by inverted microscope. The level of VP1 in GES⁃1 cells infected with EV71
was detected by Western blot;CCK⁃8 assay was used to detect the viability of GES⁃1 cells infected with EV71;Nuclear
staining with DAPI was used to observe the morphological changes of nuclear apoptosis infected with EV71. GES⁃1 cells
were divided into control group(without virus infection),infection group and AM intervention group with final concentration
of 1,2. 5,5 and 10 μg/mL,respectively. Western blot was used to detect the effect of AM intervention on the expression
of apoptosis⁃related proteins Caspase⁃3,PARP and autophagy⁃related proteins LC3 and P62 in GES⁃1 cells infected withEV71. CCK⁃8 method was used to detect the effect of AM intervention on the viability of GES⁃1 cells infected with EV71.
Results GES⁃1 cells were round,shrunken with nuclear pyknosis and uneven size;VP1 level increased(t = 41. 56,P <
0. 01),cell viability decreased(t = 19. 07,P < 0. 01),Caspase⁃3 and PARP proteins were cut off(t = 35. 29 and 3. 648,
P < 0. 01 and 0. 021 8,respectively),LC3Ⅱ/LC3Ⅰ ratio increased(t = 10. 16,P = 0. 000 5)and P62 protein was
degraded(t = 68. 68,P < 0. 01);AM inhibited the degradation of Caspase⁃3,PARP and P62 proteins induced by EV71
(t = 52. 66,59. 60 and 40. 22,respectively,each P < 0. 01)and increased the ratio of LC3Ⅱ/LC3Ⅰ(t = 5. 521,P =
0. 005 3),andreducedtheinhibitoryeffectofEV71ontheviabilityofGES⁃1cells(t =4. 420,P =0. 0115). Conclusion EV71
infection induced apoptosis of GES⁃ 1 cells and AM intervention inhibited EV71 induced apoptosis by inhibiting EV71
induced autophagy.
8.Chinese expert consensus on emergency surgery for severe trauma and infection prevention during corona virus disease 2019 epidemic (version 2023)
Yang LI ; Yuchang WANG ; Haiwen PENG ; Xijie DONG ; Guodong LIU ; Wei WANG ; Hong YAN ; Fan YANG ; Ding LIU ; Huidan JING ; Yu XIE ; Manli TANG ; Xian CHEN ; Wei GAO ; Qingshan GUO ; Zhaohui TANG ; Hao TANG ; Bingling HE ; Qingxiang MAO ; Zhen WANG ; Xiangjun BAI ; Daqing CHEN ; Haiming CHEN ; Min DAO ; Dingyuan DU ; Haoyu FENG ; Ke FENG ; Xiang GAO ; Wubing HE ; Peiyang HU ; Xi HU ; Gang HUANG ; Guangbin HUANG ; Wei JIANG ; Hongxu JIN ; Laifa KONG ; He LI ; Lianxin LI ; Xiangmin LI ; Xinzhi LI ; Yifei LI ; Zilong LI ; Huimin LIU ; Changjian LIU ; Xiaogang MA ; Chunqiu PAN ; Xiaohua PAN ; Lei PENG ; Jifu QU ; Qiangui REN ; Xiguang SANG ; Biao SHAO ; Yin SHEN ; Mingwei SUN ; Fang WANG ; Juan WANG ; Jun WANG ; Wenlou WANG ; Zhihua WANG ; Xu WU ; Renju XIAO ; Yang XIE ; Feng XU ; Xinwen YANG ; Yuetao YANG ; Yongkun YAO ; Changlin YIN ; Yigang YU ; Ke ZHANG ; Xingwen ZHANG ; Guixi ZHANG ; Gang ZHAO ; Xiaogang ZHAO ; Xiaosong ZHU ; Yan′an ZHU ; Changju ZHU ; Zhanfei LI ; Lianyang ZHANG
Chinese Journal of Trauma 2023;39(2):97-106
During coronavirus disease 2019 epidemic, the treatment of severe trauma has been impacted. The Consensus on emergency surgery and infection prevention and control for severe trauma patients with 2019 novel corona virus pneumonia was published online on February 12, 2020, providing a strong guidance for the emergency treatment of severe trauma and the self-protection of medical staffs in the early stage of the epidemic. With the Joint Prevention and Control Mechanism of the State Council renaming "novel coronavirus pneumonia" to "novel coronavirus infection" and the infection being managed with measures against class B infectious diseases since January 8, 2023, the consensus published in 2020 is no longer applicable to the emergency treatment of severe trauma in the new stage of epidemic prevention and control. In this context, led by the Chinese Traumatology Association, Chinese Trauma Surgeon Association, Trauma Medicine Branch of Chinese International Exchange and Promotive Association for Medical and Health Care, and Editorial Board of Chinese Journal of Traumatology, the Chinese expert consensus on emergency surgery for severe trauma and infection prevention during coronavirus disease 2019 epidemic ( version 2023) is formulated to ensure the effectiveness and safety in the treatment of severe trauma in the new stage. Based on the policy of the Joint Prevention and Control Mechanism of the State Council and by using evidence-based medical evidence as well as Delphi expert consultation and voting, 16 recommendations are put forward from the four aspects of the related definitions, infection prevention, preoperative assessment and preparation, emergency operation and postoperative management, hoping to provide a reference for severe trauma care in the new stage of the epidemic prevention and control.
9.Association Between Metabolic Risk Factors and Cognitive Impairment in Schizophrenia Based on Sex
Hongna HUANG ; Lizhao DU ; Zhengping PU ; Yuan SHI ; Zifan XIAO ; Xi CHEN ; Shun YAO ; Lijun WANG ; Zezhi LI ; Ting XUE ; Donghong CUI
Psychiatry Investigation 2023;20(10):930-939
Objective:
Sex differences have been observed in many aspects of schizophrenia, including cognitive deficits. Despite extensive research into the relationship between metabolic factors and cognitive deficits in schizophrenia, few studies have explored the potential sex difference in their association.
Methods:
We recruited 358 schizophrenia patients and 231 healthy controls. The participants underwent measurements of body mass index (BMI), waist circumference, blood pressure, triglycerides, high-density lipoprotein cholesterol, and fasting blood glucose. Metabolic risk factors included abdominal obesity, hypertension, hyperglycemia, and dyslipidemia. A collection of these metabolic risk factors has been defined as metabolic syndrome. These diagnoses were based on the criteria of the National Cholesterol Education Program’s Adult Treatment Panel III. Cognitive performance was measured using the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS). A descriptive analysis, difference analysis, and linear regression model were used to identify the metabolic risk factors for cognitive function in schizophrenia.
Results:
Our findings revealed sex differences in the rate of abdominal obesity and hypertension in schizophrenic patients. Additionally, we observed sex differences in the association between metabolic risk factors and cognitive impairment in schizophrenia. Specifically, hyperglycemia was associated with the immediate memory index score of RBANS in male patients, while dyslipidemia was associated with language, attention, delayed memory index scores, and RBANS total score in female patients.
Conclusion
Our results suggest that sex should be considered when evaluating the impact of metabolic disorders on the cognitive function of schizophrenic patients. Moreover, our study identifies hyperglycemia and dyslipidemia as potential targets for precise treatment by sex stratification, which could benefit the improvement of cognitive impairment in schizophrenic patients.
10.Catheter ablation versus medical therapy for atrial fibrillation with prior stroke history: a prospective propensity score-matched cohort study.
Wen-Li DAI ; Zi-Xu ZHAO ; Chao JIANG ; Liu HE ; Ke-Xin YAO ; Yu-Feng WANG ; Ming-Yang GAO ; Yi-Wei LAI ; Jing-Rui ZHANG ; Ming-Xiao LI ; Song ZUO ; Xue-Yuan GUO ; Ri-Bo TANG ; Song-Nan LI ; Chen-Xi JIANG ; Nian LIU ; De-Yong LONG ; Xin DU ; Cai-Hua SANG ; Jian-Zeng DONG ; Chang-Sheng MA
Journal of Geriatric Cardiology 2023;20(10):707-715
BACKGROUND:
Patients with atrial fibrillation (AF) and prior stroke history have a high risk of cardiovascular events despite anticoagulation therapy. It is unclear whether catheter ablation (CA) has further benefits in these patients.
METHODS:
AF patients with a previous history of stroke or systemic embolism (SE) from the prospective Chinese Atrial Fibrillation Registry study between August 2011 and December 2020 were included in the analysis. Patients were matched in a 1:1 ratio to CA or medical treatment (MT) based on propensity score. The primary outcome was a composite of all-cause death or ischemic stroke (IS)/SE.
RESULTS:
During a total of 4.1 ± 2.3 years of follow-up, the primary outcome occurred in 111 patients in the CA group (3.3 per 100 person-years) and in 229 patients in the MT group (5.7 per 100 person-years). The CA group had a lower risk of the primary outcome compared to the MT group [hazard ratio (HR) = 0.59, 95% CI: 0.47-0.74, P < 0.001]. There was a significant decreasing risk of all-cause mortality (HR = 0.43, 95% CI: 0.31-0.61, P < 0.001), IS/SE (HR = 0.73, 95% CI: 0.54-0.97, P = 0.033), cardiovascular mortality (HR = 0.32, 95% CI: 0.19-0.54, P < 0.001) and AF recurrence (HR = 0.33, 95% CI: 0.30-0.37, P < 0.001) in the CA group compared to that in the MT group. Sensitivity analysis generated consistent results when adjusting for time-dependent usage of anticoagulants.
CONCLUSIONS
In AF patients with a prior stroke history, CA was associated with a lower combined risk of all-cause death or IS/SE. Further clinical trials are warranted to confirm the benefits of CA in these patients.


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