1.Incremental effectiveness of two-dose of mumps-containing vaccine in chidren
Chinese Journal of School Health 2025;46(6):883-887
		                        		
		                        			Objective:
		                        			To evaluate the incremental vaccine effectiveness (VE) of two dose of the mumps containing vaccine (MuCV) in chidren, so as to provide a basis for optimizing mumps immunization strategies.
		                        		
		                        			Methods:
		                        			A 1∶2 frequency matched case-control study was conducted by using reported mumps cases in childcare centers or schools from Lu an, Hefei, Ma anshan and Huainan cities of Anhui Province from September 1, 2023 to June 30, 2024, as a case group(383 cases). And healthy children in the same classroom were selected as a control group(766 cases). The MuCV immunization histories of participants were collected to estimate the incremental VE of the second dose of MuCV against mumps. Group comparisons were performed using the  Chi square test or  t-test. For matched case-control pairs, the Cox regression model was employed to calculate the odds ratio (OR) with 95% confidence interval (CI) for two dose MuCV vaccination and to estimate the incremental vaccine effectiveness (VE).
		                        		
		                        			Results:
		                        			There were no statistically significant differences between the case and control groups regarding gender, age, dosage of MuCV vaccination and the time interval since the last dose vaccination( χ 2/t=0.05, 0.20, 0.94, -0.02, P >0.05). The proportions of the case and control groups vaccinated with two doses of MuCV were 26.63% and 29.37%, respectively, and the overall incremental VE of the second dose of MuCV was 40.73% (95% CI=3.03%-63.77%, P <0.05). Subgroup analyses revealed that the incremental VE for children with a period of ≥1 year between the two doses of MuCV was 54.13% (95% CI=1.90%-78.56%, P <0.05), while for children with a period of <1 year, it was 30.63% (95% CI=-28.59%-62.58%, P >0.05). The incremental VE of the second dose of MuCV was 30.36% (95% CI=-25.95%-61.50%, P >0.05) in kindergarten children and 66.73% (95% CI=14.92%-86.99%, P <0.05) in elementary and secondary school students. The incremental VE was 28.78% (95% CI=-27.46%-60.21%, P >0.05) within five years of the last dose of MuCV vaccination and 66.07% (95% CI=-41.56%-91.87%, P >0.05) for vaccinations administered beyond five years.
		                        		
		                        			Conclusions
		                        			The second dose of MuCV may offer additional protection for children; however, extending the interval between two dose of MuCV (<1 year) has shown limited incremental protective effects. Therefore, it is crucial to consider optimizing current immunization strategies for mumps.
		                        		
		                        		
		                        		
		                        	
2.The predictive value of 18F-FDG PET/CT metabolic heterogeneity parameters combined with clinical features for the prognosis of esophageal squamous cell carcinoma before definitive radiochemotherapy
Xiya MA ; Hu JI ; Zehua ZHU ; Bo PAN ; Qiang XIE ; Xiaobo YAO
The Journal of Practical Medicine 2024;40(7):966-971
		                        		
		                        			
		                        			Objective This study aimed to explore the prognostic value of 18F-FDG PET/CT Metabolic and Heterogeneity Parameters Combined with Clinical Features Before Definitive Chemoradiotherapy(D-CRT)in predicting the prognosis of esophageal squamous cell carcinoma(ESCC)Patients.Methods A retrospective analysis was conducted on clinical data from 106 patients with ESCC who received D-CRT at the first affiliated Hospital of University of Science and Technology of China between January 2017 and December 2021.All patients underwent 18F-FDG PET/CT examination before the treatment.The primary tumor′s metabolic and heterogeneity parameters were obtained through data processing.All patients were followed up for overall survival.The Kaplan-Meier method and Cox proportional hazards models were used to analyze the association between clinical features,tumor metabo-lism and heterogeneity parameters and patient prognosis.Results The 1-and 1.5-year overall survival rates of all patients were 77.4%and 51.9%.The median survival time was 20 months.Univariate analysis showed that N stage,M stage,metabolic tumor volume,total lesion glycolysis,heterogeneity index-2(HI-2),and coefficient of variation with a threshold of 40%maximum standard uptake value(CV40%)were correlated with the prognosis of ESCC(all P<0.05).Multivariate analysis showed that N stage and CV40%were independent predictors of prognosis in patients with ESCC(P = 0.039 and P<0.001,respectively).Conclusion N stage and tumor metabolic heterogeneity parameter CV40%,which offering a degree of predictive value,are closely related to the prognosis of patients with ESCC treated with D-CRT.
		                        		
		                        		
		                        		
		                        	
3.Chinese expert consensus on blood support mode and blood transfusion strategies for emergency treatment of severe trauma patients (version 2024)
Yao LU ; Yang LI ; Leiying ZHANG ; Hao TANG ; Huidan JING ; Yaoli WANG ; Xiangzhi JIA ; Li BA ; Maohong BIAN ; Dan CAI ; Hui CAI ; Xiaohong CAI ; Zhanshan ZHA ; Bingyu CHEN ; Daqing CHEN ; Feng CHEN ; Guoan CHEN ; Haiming CHEN ; Jing CHEN ; Min CHEN ; Qing CHEN ; Shu CHEN ; Xi CHEN ; Jinfeng CHENG ; Xiaoling CHU ; Hongwang CUI ; Xin CUI ; Zhen DA ; Ying DAI ; Surong DENG ; Weiqun DONG ; Weimin FAN ; Ke FENG ; Danhui FU ; Yongshui FU ; Qi FU ; Xuemei FU ; Jia GAN ; Xinyu GAN ; Wei GAO ; Huaizheng GONG ; Rong GUI ; Geng GUO ; Ning HAN ; Yiwen HAO ; Wubing HE ; Qiang HONG ; Ruiqin HOU ; Wei HOU ; Jie HU ; Peiyang HU ; Xi HU ; Xiaoyu HU ; Guangbin HUANG ; Jie HUANG ; Xiangyan HUANG ; Yuanshuai HUANG ; Shouyong HUN ; Xuebing JIANG ; Ping JIN ; Dong LAI ; Aiping LE ; Hongmei LI ; Bijuan LI ; Cuiying LI ; Daihong LI ; Haihong LI ; He LI ; Hui LI ; Jianping LI ; Ning LI ; Xiying LI ; Xiangmin LI ; Xiaofei LI ; Xiaojuan LI ; Zhiqiang LI ; Zhongjun LI ; Zunyan LI ; Huaqin LIANG ; Xiaohua LIANG ; Dongfa LIAO ; Qun LIAO ; Yan LIAO ; Jiajin LIN ; Chunxia LIU ; Fenghua LIU ; Peixian LIU ; Tiemei LIU ; Xiaoxin LIU ; Zhiwei LIU ; Zhongdi LIU ; Hua LU ; Jianfeng LUAN ; Jianjun LUO ; Qun LUO ; Dingfeng LYU ; Qi LYU ; Xianping LYU ; Aijun MA ; Liqiang MA ; Shuxuan MA ; Xainjun MA ; Xiaogang MA ; Xiaoli MA ; Guoqing MAO ; Shijie MU ; Shaolin NIE ; Shujuan OUYANG ; Xilin OUYANG ; Chunqiu PAN ; Jian PAN ; Xiaohua PAN ; Lei PENG ; Tao PENG ; Baohua QIAN ; Shu QIAO ; Li QIN ; Ying REN ; Zhaoqi REN ; Ruiming RONG ; Changshan SU ; Mingwei SUN ; Wenwu SUN ; Zhenwei SUN ; Haiping TANG ; Xiaofeng TANG ; Changjiu TANG ; Cuihua TAO ; Zhibin TIAN ; Juan WANG ; Baoyan WANG ; Chunyan WANG ; Gefei WANG ; Haiyan WANG ; Hongjie WANG ; Peng WANG ; Pengli WANG ; Qiushi WANG ; Xiaoning WANG ; Xinhua WANG ; Xuefeng WANG ; Yong WANG ; Yongjun WANG ; Yuanjie WANG ; Zhihua WANG ; Shaojun WEI ; Yaming WEI ; Jianbo WEN ; Jun WEN ; Jiang WU ; Jufeng WU ; Aijun XIA ; Fei XIA ; Rong XIA ; Jue XIE ; Yanchao XING ; Yan XIONG ; Feng XU ; Yongzhu XU ; Yongan XU ; Yonghe YAN ; Beizhan YAN ; Jiang YANG ; Jiangcun YANG ; Jun YANG ; Xinwen YANG ; Yongyi YANG ; Chunyan YAO ; Mingliang YE ; Changlin YIN ; Ming YIN ; Wen YIN ; Lianling YU ; Shuhong YU ; Zebo YU ; Yigang YU ; Anyong YU ; Hong YUAN ; Yi YUAN ; Chan ZHANG ; Jinjun ZHANG ; Jun ZHANG ; Kai ZHANG ; Leibing ZHANG ; Quan ZHANG ; Rongjiang ZHANG ; Sanming ZHANG ; Shengji ZHANG ; Shuo ZHANG ; Wei ZHANG ; Weidong ZHANG ; Xi ZHANG ; Xingwen ZHANG ; Guixi ZHANG ; Xiaojun ZHANG ; Guoqing ZHAO ; Jianpeng ZHAO ; Shuming ZHAO ; Beibei ZHENG ; Shangen ZHENG ; Huayou ZHOU ; Jicheng ZHOU ; Lihong ZHOU ; Mou ZHOU ; Xiaoyu ZHOU ; Xuelian ZHOU ; Yuan ZHOU ; Zheng ZHOU ; Zuhuang ZHOU ; Haiyan ZHU ; Peiyuan ZHU ; Changju ZHU ; Lili ZHU ; Zhengguo WANG ; Jianxin JIANG ; Deqing WANG ; Jiongcai LAN ; Quanli WANG ; Yang YU ; Lianyang ZHANG ; Aiqing WEN
Chinese Journal of Trauma 2024;40(10):865-881
		                        		
		                        			
		                        			Patients with severe trauma require an extremely timely treatment and transfusion plays an irreplaceable role in the emergency treatment of such patients. An increasing number of evidence-based medicinal evidences and clinical practices suggest that patients with severe traumatic bleeding benefit from early transfusion of low-titer group O whole blood or hemostatic resuscitation with red blood cells, plasma and platelet of a balanced ratio. However, the current domestic mode of blood supply cannot fully meet the requirements of timely and effective blood transfusion for emergency treatment of patients with severe trauma in clinical practice. In order to solve the key problems in blood supply and blood transfusion strategies for emergency treatment of severe trauma, Branch of Clinical Transfusion Medicine of Chinese Medical Association, Group for Trauma Emergency Care and Multiple Injuries of Trauma Branch of Chinese Medical Association, Young Scholar Group of Disaster Medicine Branch of Chinese Medical Association organized domestic experts of blood transfusion medicine and trauma treatment to jointly formulate Chinese expert consensus on blood support mode and blood transfusion strategies for emergency treatment of severe trauma patients ( version 2024). Based on the evidence-based medical evidence and Delphi method of expert consultation and voting, 10 recommendations were put forward from two aspects of blood support mode and transfusion strategies, aiming to provide a reference for transfusion resuscitation in the emergency treatment of severe trauma and further improve the success rate of treatment of patients with severe trauma.
		                        		
		                        		
		                        		
		                        	
4.Ultra-fast track anesthesia management for transcatheter mitral valve edge-to-edge repair
Zhi-Yao ZOU ; Da ZHU ; Yi-Ming CHEN ; Shou-Zheng WANG ; Jian-Bin GAO ; Jing DONG ; Xiang-Bin PAN ; Ke YANG
Chinese Journal of Interventional Cardiology 2024;32(5):250-256
		                        		
		                        			
		                        			Objective To retrospectively analyze the ultra-fast track anesthesia(UFTA)methods and perioperative anesthesia management experiences of transcatheter mitral valve edge-to-edge repair(TEER)in the treatment of functional mitral regurgitant.Methods In this retrospective study,patients underwent the TEER procedure and received UFTA in Fuwai Yunnan Hospital,from May 2022 to September 2022 for heart failure combined with moderate to severe or severe functional mitral regurgitant were included.Baseline,preoperative complications,cardial function and anesthesia classification,amino-terminal probrain natriuretic peptide(NT-proBNP),ultrasound examination results,surgery time,extubation time,intraoperative anesthetic and vasoactive drug,complications related to TEER and UFTA,perioperative,and postoperative 30-day and one-year follow-up data were collected.All perioperative clinical data were recorded and analyzed.Results A total of 30 patients were enrolled,11 patients(36.7%)were female,mean age was(63.6±6.1)years,NYHA classification IV 14 patients(46.7%),left ventricular ejection fraction(LVEF)(36.0±8.1)%,the end-diastolic volume of the left ventricle(66.0±8.2)mm,mitral regurgitation 4+14 patients(56.7%),3+17 patients(43.3%),NT-proBNP(1 934.1±1 973.5)pg/ml,1 patient(3.3%)used high-dose vasoactive drugs during surgery.All patients did not experience nausea,vomiting,delirium,respiratory depression,perioperative transesophageal echocardiography-related gastrointestinal bleeding,pericardial effusion,cerebrovascular accidents,emergency surgery or secondary intervention,or other serious adverse events within 24 hours after surgery.No 30-day all-cause death occurred;the mean postoperative hospital stay was(7.4±2.8)days.All patients completed one-year follow-up,LVEF(37.6±11.1)%,the end-diastolic volume of the left ventricle(63.2±8.6)mm,mitral regurgitation 2+7 patients(23.3%),1+23 patients(76.7%),NT-proBNP(1 949.2±2 576.6)pg/ml.Conclusions Ultra-fast track anesthesia can be safely applied to TEER in treating functional mitral regurgitant patients.
		                        		
		                        		
		                        		
		                        	
5.Expert consensus on odontogenic maxillary sinusitis multi-disciplinary treatment
Lin JIANG ; Wang CHENGSHUO ; Wang XIANGDONG ; Chen FAMING ; Zhang WEI ; Sun HONGCHEN ; Yan FUHUA ; Pan YAPING ; Zhu DONGDONG ; Yang QINTAI ; Ge SHAOHUA ; Sun YAO ; Wang KUIJI ; Zhang YUAN ; Xian MU ; Zheng MING ; Mo ANCHUN ; Xu XIN ; Wang HANGUO ; Zhou XUEDONG ; Zhang LUO
International Journal of Oral Science 2024;16(1):1-14
		                        		
		                        			
		                        			Odontogenic maxillary sinusitis(OMS)is a subtype of maxillary sinusitis(MS).It is actually inflammation of the maxillary sinus that secondary to adjacent infectious maxillary dental lesion.Due to the lack of unique clinical features,OMS is difficult to distinguish from other types of rhinosinusitis.Besides,the characteristic infectious pathogeny of OMS makes it is resistant to conventional therapies of rhinosinusitis.Its current diagnosis and treatment are thus facing great difficulties.The multi-disciplinary cooperation between otolaryngologists and dentists is absolutely urgent to settle these questions and to acquire standardized diagnostic and treatment regimen for OMS.However,this disease has actually received little attention and has been underrepresented by relatively low publication volume and quality.Based on systematically reviewed literature and practical experiences of expert members,our consensus focuses on characteristics,symptoms,classification and diagnosis of OMS,and further put forward multi-disciplinary treatment decisions for OMS,as well as the common treatment complications and relative managements.This consensus aims to increase attention to OMS,and optimize the clinical diagnosis and decision-making of OMS,which finally provides evidence-based options for OMS clinical management.
		                        		
		                        		
		                        		
		                        	
6.Correlation analysis of PSMA PET/CT-derived parameters and circulating tumor DNA features in patients with hormone-sensitive prostate cancer
Jian PAN ; Dingwei YE ; Yao ZHU ; Beihe WANG
China Oncology 2024;34(7):680-685
		                        		
		                        			
		                        			Background and purpose:Both prostate-specific membrane antigen(PSMA)positron emission tomography/computed tomography(PET/CT)and circulating tumor DNA(ctDNA)sequencing outcomes serve as references for therapeutic decision-making in hormone-sensitive prostate cancer(HSPC)treatment.This study aimed to analyze the association between PSMA PET/CT-derived parameters and ctDNA characteristics in patients with HSPC.Methods:HSPC patients who received PSMA PET/CT and ctDNA sequencing at an interval of less than 2 weeks and with complete medical records were retrospectively included in Fudan University Shanghai Cancer Center.Patients with active malignancies other than prostate cancer and those with histological features supporting a diagnosis of pure neuroendocrine carcinoma or small cell carcinoma were excluded.This study was approved by the Ethics Committee of Fudan University Shanghai Cancer Center(Ethics number:1909207-12).The correlation between PSMA PET/CT-derived parameters,including the maximum standardized uptake value(SUVmax),total tumor volume(TTV),total lesion uptake(TLU)and ctDNA fraction(ctDNA%)was evaluated using the Spearman correlation coefficient.Results:A total of 60 HSPC patients were included,with TP53(3.3%),BRCA2(3.3%)and ATM(3.3%)being the most common mutated genes.In the correlation analysis,a significant correlation was observed between ctDNA%and SUVmax levels(Spearman's rho=0.272,P=0.036);however,no significant correlation was found between ctDNA%and TLU(Spearman's rho=0.160,P=0.222)or TTV(Spearman's rho=0.162,P=0.215).Conclusion:There was a significant correlation between SUVmax and ctDNA%,suggesting that patients with high PSMA uptake lesions were more likely to receive combined targeted therapy than patients with no PSMA positive lesions and patients with low PSMA uptake lesions,which provided a certain reference for the formulation of individualized treatment plans.
		                        		
		                        		
		                        		
		                        	
7.Factors affecting the self-reported life quality of patients with acromegaly
Shengmin YANG ; Huijuan ZHU ; Lian DUAN ; Hui PAN ; Xue BAI ; Rui JIAO ; Yuelun ZHANG ; Tongxin XIAO ; Qingjia ZENG ; Yi WANG ; Xinxin MAO ; Yong YAO ; Kan DENG
Chinese Journal of Endocrinology and Metabolism 2024;40(6):494-499
		                        		
		                        			
		                        			Objective:To explore influencing factors of the self-reported brief life quality satisfaction score(Brief-QoL) in patients with acromegaly and understand the persistent low Brief-QoL scores in cases achieving biochemical remission.Methods:This study included 836 acromegaly patients who were hospitalized at Peking Union Medical College Hospital between January 2012 and December 2020. We retrospectively examined how clinical characteristics, biochemical parameters, comorbidities, and symptoms influenced Brief-QoL. Among patients who achieved biochemical remission, differences in clinical symptoms and comorbidities were analyzed between the high and low quality of life groups.Results:Patients with well-controlled biochemical indicators at the last follow-up had generally high Brief-QoL. However, patients with symptoms such as headaches (47.8% in the low-score group vs 14.9% in the high-score group, P<0.001) and joint pain (69.6% in the low-score group vs 19.0% in the high-score group, P<0.001) had low Brief-QoL despite biochemical remission. Receiving combined treatment(52.4% in the low-score group vs 27.5% in the high-score group, P=0.030) and having comorbid diabetes or hyperlipidemia were significant factors leading to decreased quality of life. Conclusion:Brief-QoL is suitable for follow-up of outpatient patients. Early identification of factors affecting quality of life and timely intervention can facilitate the realization of standardized management.
		                        		
		                        		
		                        		
		                        	
8.Publication and citation analyses of Chinese Journal of Schistosomiasis Control from 2011 to 2020
Li PAN ; Hongru ZHU ; Yili QIAN ; Yao DENG ; Kun YANG
Chinese Journal of Schistosomiasis Control 2023;35(1):86-91
		                        		
		                        			
		                        			 Objective To investigate the publications and citations of Chinese Journal of Schistosomiasis Control from 2011 to 2020, so as to provide insights into improving the journal quality and impact.. Methods All publications were retrieved from 60 issues of 10 volumes of Chinese Journal of Schistosomiasis Control from 2011 to 2020, and publication and citation analyses were performed using a bibliometric method. Results A total of 1 867 articles were published in Chinese Journal of Schistosomiasis Control from 2011 to 2020, with the largest number in 2012 (220 publications) and the lowest in 2020 (135 publications), and original article (36.48%), control experience (17.14%) and control study (10.34%) were the three most common article type. The overall proportion of grant-supported articles was 59.08% (1 103/1 867), and the number of grant per article was (2.34±1.58) grants. The mean duration from submission to publication was (173.48±105.84) days per article, and there was a significant difference in the mean duration from submission to publication among years (F = 30.883, P < 0.01). Jiangsu Province (492 publications, 26.35%), Shanghai Municipality (264 publications, 14.14%) and Hubei Province (230 publications, 12.32%) were the three most productive provinces where the first author lived, and disease control and prevention institutions were the predominant affiliations of the first author (67.22%), with Jiangsu Institute of Schistosomiasis Control, National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention, and Wannan Medical College as the three most productive affiliations. The number of authors was 5.94 authors per publication, and the proportion of co-authored publications was 95.45% in Chinese Journal of Schistosomiasis Control from 2011 to 2020. Journal article was the predominant type of cited (89.97%), and the mean number of citations was (15.70±11.56) citations per publication, with a significant difference in the mean number of citations per publication among years (F = 2.205, P < 0.05). The impact factors of Chinese Journal of Schistosomiasis Control ranged from 0.877 to 1.676 during the period from 2011 to 2020, and the overall Price index was 47.59%. Conclusions Both the academic impact and national transmissibility of Chinese Journal of Schistosomiasis Control appeared a tendency towards a rise from 2011 to 2020. Seeking high-quality contributions, increasing interdisciplinary integration, shortening the duration from submission to publication, expanding the coverage of publication services and enhancing impact are the future priorities of the journal. 
		                        		
		                        		
		                        		
		                        	
9.Efficacy and Safety of Pulse Magnetic Therapy System in Insomnia Disorder: A Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial
Jiwu LIAO ; Sisi WANG ; Borong ZHOU ; Wei LIANG ; Ping MA ; Min LIN ; Weisen LIN ; Congrui LI ; Xiaotao ZHANG ; Hongyao LI ; Yin CUI ; Jiajia HU ; Yuanyi QIN ; Yanhua DENG ; Aibing FU ; Tianhua ZHU ; Shanlian ZHANG ; Yunhong QU ; Lu XING ; Wumei LI ; Fei FENG ; Xinping YAO ; Guimei ZHANG ; Jiyang PAN
Psychiatry Investigation 2023;20(6):559-566
		                        		
		                        			 Objective:
		                        			This study’s objective is to assess the efficacy and safety of Pulsed Magnetic Therapy System (PMTS) in improving insomnia disorder. 
		                        		
		                        			Methods:
		                        			Participants with insomnia disorder were randomly assigned to receive either PMTS or sham treatment for four weeks (n= 153; PMTS: 76, sham: 77). Primary outcomes are the Insomnia Severity Index (ISI) scores at week 0 (baseline), 1, 2, 3, 4 (treatment), and 5 (follow-up). Secondary outcomes are the Pittsburgh Sleep Quality Index at baseline and week 4, and weekly sleep diary-derived values for sleep latency, sleep efficiency, real sleep time, waking after sleep onset, and sleep duration. 
		                        		
		                        			Results:
		                        			The ISI scores of the PMTS group and the sham group were 7.13±0.50, 11.07±0.51 at week 4, respectively. There was a significant group×time interaction for ISI (F3.214, 485.271=24.25, p<0.001, ηp 2=0.138). Only the PMTS group experienced continuous improvement throughout the study; in contrast, the sham group only experienced a modest improvement after the first week of therapy. At the end of the treatment and one week after it, the response of the PMTS group were 69.7% (95% confidence interval [CI]: 58.6%–79.0%), 75.0% (95% CI: 64.1%–83.4%), respectively, which were higher than the response of the sham group (p<0.001). For each of the secondary outcomes, similar group×time interactions were discovered. The effects of the treatment persisted for at least a week. 
		                        		
		                        			Conclusion
		                        			PMTS is safe and effective in improving insomnia disorders. 
		                        		
		                        		
		                        		
		                        	
10.Mismatch repair gene germline mutations in patients with prostate cancer.
Bangwei FANG ; Yu WEI ; Jian PAN ; Tingwei ZHANG ; Dingwei YE ; Yao ZHU
Journal of Zhejiang University. Medical sciences 2023;52(2):133-138
		                        		
		                        			OBJECTIVES:
		                        			To investigate the prevalence of pathogenic germline mutations of mismatch repair (MMR) genes in prostate cancer patients and its relationship with clinicopathological characteristics.
		                        		
		                        			METHODS:
		                        			Germline sequencing data of 855 prostate cancer patients admitted in Fudan University Shanghai Cancer Center from 2018 to 2022 were retrospectively analyzed. The pathogenicity of mutations was assessed according to the American College of Medical Genetics and Genomics (ACMG) standard guideline, Clinvar and Intervar databases. The clinicopathological characteristics and responses to castration treatment were compared among patients with MMR gene mutation (MMR+ group), patients with DNA damage repair (DDR) gene germline pathogenic mutation without MMR gene (DDR+MMR- group) and patients without DDR gene germline pathogenic mutation (DDR- group).
		                        		
		                        			RESULTS:
		                        			Thirteen (1.52%) MMR+ patients were identified in 855 prostate cancer patients, including 1 case with MLH1 gene mutation, 6 cases with MSH2 gene mutation, 4 cases with MSH6 gene mutation and 2 cases with PMS2 gene mutation. 105 (11.9%) patients were identified as DDR gene positive (except MMR gene), and 737 (86.2%) patients were DDR gene negative. Compared with DDR- group, MMR+ group had lower age of onset (P<0.05) and initial prostate-specific antigen (PSA) (P<0.01), while no significant differences were found between the two groups in Gleason score and TMN staging (both P>0.05). The median time to castration resistance was 8 months (95%CI: 6 months-not achieved), 16 months (95%CI: 12-32 months) and 24 months (95%CI: 21-27 months) for MMR+ group, DDR+MMR- group and DDR- group, respectively. The time to castration resistance in MMR+ group was significantly shorter than that in DDR+MMR- group and DDR- group (both P<0.01), while there was no significant difference between DDR+MMR- group and DDR- group (P>0.05).
		                        		
		                        			CONCLUSIONS
		                        			MMR gene mutation testing is recommended for prostate cancer patients with early onset, low initial PSA, metastasis or early resistance to castration therapy.
		                        		
		                        		
		                        		
		                        			Male
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		                        			Humans
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		                        			Prostate-Specific Antigen/genetics*
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		                        			Germ-Line Mutation
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		                        			Retrospective Studies
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		                        			DNA Mismatch Repair/genetics*
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		                        			DNA-Binding Proteins/metabolism*
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		                        			China
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		                        			Prostatic Neoplasms/pathology*
		                        			
		                        		
		                        	
            

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