目的 通过戴明循环管理法的品管圈（QCC）活动, 提升内镜中心病理标本标识的正确率与病理标本管理安全性。方法 采用基于戴明循环管理法的QCC活动, 对内镜中心病理标本标识质量进行现状把握、原因分析并制定对策, 比较QCC活动开展前后内镜病理标本标识的正确率。结果 QCC活动后, 内镜中心病理标本标识的正确率从99.8%提高至100%（P<0.05）。结论 内镜中心通过开展基于戴明循环管理法的QCC活动, 显著提升了内镜病理标本管理安全性与工作效率。

       Objective To improve the accuracy of pathological specimen identification and the safety of pathological specimen management in endoscopy center through quality control circle（QCC）activity based on Deming cycle management．Methods QCC activity based on Deming cycle management was used to summarize the status quo,analyze the causes and formulate countermeasures for the quality control of pathological specimen identification in endoscopy center．The accuracy rate of endoscopic pathological specimen identification before and after QCC activity was compared．Results After QCC activity, the accuracy of pathological specimen identification in endoscope center increased from 99.8% to 100%．Conclusions QCC activities based on Deming cycle management can greatly improve the safety and efficiency of endoscopic pathological specimen management．

       目的 调查老年脆性骨折患者术前衰弱现况,并分析影响因素。方法 采用便利抽样法, 2024年11月—2025年3月, 选取于广州市某三甲医院骨科住院的207例老年脆性骨折患者, 使用一般资料调查表、简易衰弱评估量表、简版流调中心抑郁量表、广泛性焦虑量表和营养风险筛查量表2002开展问卷调查。采用有序分类Logistic回归, 分析老年脆性骨折患者术前衰弱的影响因素。结果 207例老年脆性骨折患者的术前衰弱前期占48.3%, 衰弱发生率为23.2%。有序分类Logistic 回归分析结果显示年龄（OR=1.131）、睡眠差（OR=2.557）、合并3种及以上慢性病（OR=3.990）、抑郁（OR=3.296）、营养不良风险（OR=4.005）为老年脆性骨折患者术前衰弱的危险因素,BMI正常（OR=0.206）是保护因素（均P<0.05）。结论 老年脆性骨折患者年龄, 睡眠情况, 多种共病,抑郁, 存在营养不良风险及BMI影响其术前衰弱水平, 重视衰弱的筛查及早期干预, 提升患者治疗效果和生活质量。

       Objective To explore the preoperative frailty status and influencing factors in elderly patients with osteoporotic fractures．Methods Using convenience sampling, 207 elderly patients with osteoporotic fractures admitted to the orthopedic department of a tertiary hospital in Guangzhou from November 2024 to March 2025 were selected．Data were collected using a general information questionnaire, the Frail Scale, the 10-item Center for Epidemiologic Studies Depression Scale（CES-D-10）, the Generalized Anxiety Disorder Scale（GAD-7）, and the Nutritional Risk Screening 2002（NRS-2002）．Logistic regression was used to analyze factors influencing preoperative frailty．Results Among 207 elderly patients with osteoporotic fractures, the incidence of early stages of frailty was 48.3%, and the incidence of frailty was 23.2%．Logistic regression analysis revealed the following risk factors for preoperative frailty：age（OR=1.131）, poor sleep quality（OR=2.557）, multiple chronic comorbidities（OR=3.990）, depression（OR=3.296）, nutritional risk（OR=4.005）．Normal body mass index（OR=0.206）was a protective factor．Conclusions Advanced age,poor sleep quality, multiple chronic comorbidities, depression, nutritional risk and body mass index are associated with frailty in elderly osteoporotic fracture patients．Health care providers should pay attention to frailty screening and early intervention, which can reverse or delay the progression of frailty and improve the treatment effect and quality of life of patients．

       目的   探讨基于思维导图的绿色通道急救干预对急性心肌梗死患者介入治疗的效果。方法   对天津市人民医院2022年1月—2024年12月收治的80例AMI患者进行研究，依照收治时间进行分组，将2022年1月—2023年6月采取常规急救流程干预的40例患者分为常规组，将2023年7月—2024年12月的采取基于思维导图的绿色通道急救干预的40例患者分为思维导图组。比较两组患者急救效率、急救前后生命体征（心率、舒张压、收缩压）、心肌损伤指标［磷酸肌酸激酶（CK-MB）及肌钙蛋白Ⅰ（cTnI）］，最后比较两组患者干预满意度。结果   对比急救效率发现，思维导图组的预检时间、会诊时间、导管室激活时间、急诊送至PCI手术时间均短于常规组（P＜0.05）；对比急救前后生命体征发现，与急救前对比，急救后两组的心率、舒张压、收缩压均降低（P＜0.05），急救前后两组心率、舒张压、收缩压比较差异无统计学意义（P＞0.05）；对比急救前后心肌损伤指标发现，急救前两组CK-MB、cTnI比较差异无统计学意义（P＞0.05），急救后，思维导图组CK-MB、cTnI低于常规组与急救前（P＜0.05）；对比干预满意度发现，思维导图组干预满意度为100.00%，高于常规组的85.00%（P＜0.05）。结论  基于思维导图的绿色通道急救干预可提升AMI患者的急救效率，稳定患者生命体征，减轻心肌损伤的同时，提升患者干预满意度。

       Objective  To explore the effect of green channel emergency nursing based on mind mapping on percutaneous coronary intervention（PCI） of patients with acute myocardial infarction（AMI）．Methods  A study was conducted on 80 AMI patients admitted to Tianjin People’s Hospital from January 2022 to December 2024．The patients were divided into two groups based on their admission time．The 40 patients who received routine emergency nursing interventions from January 2021 to June 2023 were assigned to the conventional group，while the 40 patients who  received green channel emergency nursing based on mind mapping from July 2023 to November 2024 were assigned to the mind mapping group．The emergency treatment efficacy，vital signs（heart rate，diastolic blood pressure，systolic bloodpressure），myocardial injury indicators（phosphocreatine kinase［CK-MB］，and troponin I［cTn1］）between two groups of patients before and after emergency treatment were compared．Results  The pre-examination time，consultation time，catheterization room activation time and emergency room to PCI operation time of mind mapping group were all shorter than those of conventional group（P＜0.05）．Compared with the vital signs before and after emergency treatment，we found that the heart rate，diastolic pressure and systolic blood pressure of the two groups decreased after emergency treatment（P＜0.05），and there was no significant difference between the heart rate，diastolic pressure and systolic blood pressure of the two groups before and after emergency treatment（P＞0.05）．Comparing the myocardial injury indicators before and after emergency treatment，there was no significant difference in CK-MB and cTn1 between the two groups before emergency treatment（P＞0.05）．After emergency treatment，CK-MB and cTn1 in the mind map group were lower than those in the conventional group and before emergency treatment（P＜0.05）．Comparing the intervention satisfaction，it was found that the mind mapping group of 100.00% was higher than the conventional group of 85.00%（P＜0.05）．Conclusions  Green channel emergency nursing based on mind mapping can improve the efficiency of emergency treatment for AMI patients，stabilize their vital signs，reduce myocardial injury，improve patient intervention satisfaction．

       目的   探讨肌骨超声（MSUS）在慢性肌肉骨骼疼痛（CMP）康复精准化教学中的应用效果。方法   选取在广州市第一人民医院南沙医院康复医学科实习的43名大专及本科学生，对照组进行常规CMP康复精准化教学，MSUS组在常规教学基础上增加MSUS辅助教学。实习结束后，通过专业理论考试和实践考核观察教学效果，并以问卷调查学生对教学形式和效果的满意度。结果  MSUS组的理论考核成绩为（84.62±5.14）分，对照组为（81.45±6.21）分，两组间差异无统计学意义（P＞0.05）。MSUS组的实践考核成绩（4.71±1.06）分高于对照组（3.64±1.14）分（P＜0.05）。问卷调查显示，MSUS组学生的总体满意度（35.24±3.43）高于对照组（32.64±3.98），P＜0.05。其中，对于教学方法的满意度，MSUS组（9.81±0.60）高于对照组（8.82±1.18）（P＜0.05）；对于综合分析与实践能力的满意度，MSUS组（7.43±1.91）高于对照组（6.18±1.62）（P＜0.05）。结论  MSUS教学在夯实学生专业基础知识、深化临床实践、提高综合分析能力和学习积极性方面具有显著优势，为精准化康复教学提供了有效手段。

       Objective  To explore the application effect of musculoskeletal ultrasound（MSUS）in the precise teaching of chronic musculoskeletal pain（CMP）rehabilitation．Methods  Forty-three college and undergraduate  students interning in Rehabilitation Medicine Department of Nansha Hospital，Guangzhou First People’s Hospital were selected，control group conducted conventional CMP rehabilitation teaching，and the MSUS group  received additional MSUS-assisted teaching on the basis of the conventional teaching．After the internship，the teaching effectiveness was observed through professional theoretical examinations and practical assessments，and a questionnaire survey was conducted to evaluate students’satisfaction with the teaching methods and outcomes．Results  The theoretical assessment score of the MSUS group were（84.62±5.14）and（81.45±6.21）of the control group，there was no difference between the two groups（P＞0.05）．The practical assessment scores of the MSUS group（4.71±1.06）were higher than those of the control group（3.64±1.14），and a significant difference was found between the two groups（P＜0.05）．The questionnaire survey showed that the overall satisfaction of the MSUS group students（35.24±3.43）was higher than that of the control group（32.64±3.97）（P＜0.05）．Among them，satisfaction with the teaching method was higher in the MSUS group（9.81±0.60）than in the control group（8.82±1.18）（P＜0.05），satisfaction with comprehensive analysis and practical ability was also higher in the MSUS group（7.43±1.91）than in the control group（6.18±1.62）（P＜0.05）．Conclusions  MSUS teaching has significant advantages in consolidating students’basic professional knowledge，deepening clinical practice，improving comprehensive analysis ability and learning enthusiasm．It provides an effective means for precise rehabilitation teaching．

       目的   调查江西省南昌市东湖区孕妇2022—2024年碘营养状况与盐碘监测情况，为区域干预提供依据。方法   将江西省南昌市东湖区划分为东、南、西、北、中5个片区，每个片区随机抽取一个街道（管理处），于每年5月份随机抽取各街道（管理处）20名孕妇，每年共抽取100名孕妇，3年共计300名孕妇，采集其尿液样本和家中食用盐样本检测碘含量，以统计学方法进行分析。结果  3年来孕妇家庭食用盐碘含量中位数为23.02 mg/kg，碘盐覆盖率为98.67%，碘盐合格率为95.33%，3年的食用盐碘含量比较差异有统计学意义（H=38.545，P＜0.05）。孕妇的尿碘水平中位数为115.15 μg/mL，3年来孕妇的尿碘水平中位数均低于150 μg/mL，有62.67%的孕妇碘缺乏，3年间的尿碘水平比较差异有统计学意义（H=9.392，P＜0.05），其中2024年的尿碘水平中位数为140.00 μg/mL，校正后高于2022年（Z=2.693，P＜0.0167）和2023年（Z=2.590，P＜0.0167）。Spearman相关性分析结果显示孕妇尿碘水平与盐碘含量及碘盐质量均无相关性（均P＞0.05），孕妇碘营养状况与盐碘含量及碘盐质量均无相关性（均P＞0.05），孕妇尿碘水平与碘营养状况正相关（r_s=0.857，P＜0.05），盐碘含量与碘盐质量正相关（r_s=0.314，P＜0.05）。结论   江西省南昌市东湖区2024年孕妇碘缺乏有所改善，但整体形势严峻，超半数的孕妇碘缺乏，食用碘盐基本符合国家消除碘缺乏病标准，但仍需改进。卫生部门要强化孕妇碘营养监测，向孕妇科普碘缺乏病知识，增强补碘意识，促其科学补碘。盐业监管部门需加大监管，严控碘盐质量，确保东湖区居民食盐合格。

       Objective  To investigate the iodine nutrition status of pregnant women and iodined salt monitoring in Donghu District，Nanchang City，Jiangxi Province from 2022 to 2024，and provide a basis for regional intervention．Methods  Donghu District was divided into five areas：East，South，West，North，and Central．A street（management office）was randomly selected from each area，and 20 pregnant women were randomly selected from each street（management office）in May each year．A total of 100 pregnant women were selected each year，for a total of 300 pregnant women over three years．Urine samples and household salt samples were collected to detect iodine content，and statistical analysis was conducted．Results  Over the past three years，the median iodine content in the cooking salt consumed by pregnant women’s families was 23.02 mg/kg，the iodized salt coverage rate was 98.67%，and the iodized salt qualification rate was 95.33%．There were differences in the iodine content of cooking salt in the three years（H=38.545，P＜0.05）．The median urinary iodine level of pregnant women was 115.15 μg/mL．In the past three years，the median urinary iodine levels of pregnant women were all lower than 150 μg/ml，and 62.67% of pregnant women were iodine-deficient．There were differences in the urinary iodine levels in the three years（H=9.392，P＜0.05）．Among them，the median urinary iodine level in 2024 was 140.00 μg/mL，which was significantly higher than that in 2022（Z=2.693，P＜0.0167）and 2023（Z=2.590，P＜0.0167）after correcting the significance level．Spearman correlation analysis  results showed that there was no correlation between the urinary iodine level of pregnant women with the iodine content and quality of iodized salt（all P＞0.05），and there was no correlation between the iodine nutritional status of pregnant women with the iodine content and quality of iodized salt（all P＞0.05）．The urinary iodine level in pregnant women is positively correlated with their iodine nutritional status（r_s=0.857，P＜0.05），and the iodine content in salt is positively correlated with the quality of iodized salt（r_s=0.314，P＜0.05）．Conclusions  In 2024，the iodine deficiency among pregnant women in Donghu District，Nanchang City，Jiangxi Province was improved，but the overall situation is still severe．More than half of pregnant women were iodine-deficient．The consumption of iodized salt basically met the national standards for eliminating iodine deficiency disorders，but still needed to be improved．The health department should strengthen the monitoring of iodine nutrition among pregnant women，popularize knowledge about iodine deficiency disorders to pregnant women，enhance their awareness of iodine supplementation，and promote their scientific iodine supplementation．The salt industry supervision department needs to strengthen supervision，strictly control the quality of iodized salt，and ensure that the cooking salt of residents in Donghu District is qualified．

       非自杀性自伤行为（NSSI）是指个体在没有自杀意图的情况下，故意对自己身体进行伤害的行为。近年来，NSSI在全球范围内整体呈上升趋势，尤其在青少年群体中日益普遍，这与青少年的年龄特点、心理及生物学特征、社会压力等因素密切相关。有研究表明，NSSI是自杀行为的独立危险因素，不仅对青少年健康造成严重影响，也给家庭和社会带来了沉重的负担。因此，本文通过系统回顾NSSI相关文献，阐述其流行病学现况、影响因素和干预措施，旨在为早期识别高危人群、预防青少年NSSI行为的发生以及制定相应的干预策略提供科学依据。

       Non-suicidal self-injury（NSSI）is the behavior in which an individual intentionally inflicts harm on his or her own body without suicidal intent．In recent years，NSSI has been on the rise globally，especially among adolescents，which is closely related to the age characteristics，psychological and biological characteristics，and social pressure．Some studies have shown that NSSI is an independent risk factor for suicidal behavior，which not only poses a serious impact on the health of adolescents，but also imposes a heavy burden on families and society．Therefore，this article systematically reviews relevant literatures on NSSI，mainly elaborating the epidemiological status，influencing factors and interventions．We aim to provide a scientific basis for the early identification of high-risk populations，the prevention of NSSI in adolescents and the development of corresponding intervention strategies

目的 探讨长链非编码核糖核酸肺腺癌转移相关转录本 1（LncMALAT1）通过竞争性结合微小RNA-506-3p（miR-506-3p）调控Zeste同源物增强子2（EZH2）影响膀胱癌增殖的机制。方法 收集2023年1月—2024年10月的92例外科手术切除的膀胱癌组织及对应的癌旁组织标本, 利用Western blot和定量实时逆转录聚合酶链式反应（qRT-PCR）方法检测LncMALAT1和EZH2的表达情况。根据患者预后分为不良组（n=34）和良好组（n=58）, 收集患者的性别、年龄、肿瘤直径、血管侵袭情况、TNM分期、远处转移情况等临床指标, 结合临床病理指标分析LncMALAT1和EZH2与膀胱癌患者预后的关系。通过体外实验,包括qRT-PCR、Western blot、平板克隆和EdU实验,验证LncMALAT1对EZH2表达和膀胱癌细胞增殖的影响。利用生物信息学技术预测LncMALAT1与miR-506-3p的相互作用,并通过qRT-PCR验证在膀胱癌细胞中上调LncMALAT1表达后miR-506-3p的表达变化。结果 单因素结果显示, 血管侵袭情况、TNM分期、远处转移情况、LncMALAT1及EZH2表达水平均与膀胱癌患者预后不良有关, 差异有统计学意义（均P<0.05）。分析结果发现LncMALAT1与EZH2在膀胱癌组织中的表达呈正相关。体外实验结果显示, 上调LncMALAT1表达后, EZH2的表达显著上调, 且膀胱癌细胞的增殖能力显著提高（均P<0.05）。qRT-PCR验证表明,上调LncMALAT1表达后,miR-506-3p的表达显著下调（P<0.05）, 提示LncMALAT1通过竞争性结合miR-506-3p调控EZH2,进而影响膀胱癌细胞的增殖进展。结论 LncMALAT1通过竞争性结合miR-506-3p调控EZH2促进膀胱癌增殖功能,进而加快膀胱癌细胞的增殖进展, 可为膀胱癌的治疗提供新的潜在靶点。

Objective To explore the mechanism of long non-coding ribonucleic acid metastasis - associated lung adenocarcinoma transcript 1（LncMALAT1）regulating enhancer of Zeste homolog 2（EZH2）through competitive combination with microRNA-506-3p（miR-506-3p）to affect the proliferation of bladder cancer．Methods A total of 92 pairs of bladder cancer tissues and corresponding adjacent normal tissues were collected from surgical resections between January 2023 and October 2024．The expression levels of LncMALAT1 and EZH2 were detected using Western blot and qRT-PCR．The patients were divided into poor group（n=34）and good group（n=58）according to their prognosis．Clinical data, such as gender, age, tumor diameter, vascular invasion, TNM stage, and distant metastasis were collected, and the relationship between LncMALAT1 and EZH2 and the prognosis of bladder cancer patients was analyzed with clinical pathological indicators．Through in vitro experiments, including qRT-PCR Western blot, plate cloning and EdU experiment were conducted to verify the effect of LncMALAT1 on EZH2 expression and bladder cancer cell proliferation．Bioinformatics technology was used to predict the interaction between LncMALAT1 and miR-506-3p, and qRT-PCR was used to verify the change of miR-506-3p expression after up regulating LncMALAT1 expression in bladder cancer cells．Results The univariate results showed that vascular invasion, TNM stage, distant metastasis, LncMALAT1 and EZH2 expression levels were related to the poor prognosis of bladder cancer patients, and the difference was statistically significant（all P<0.05）．The results showed that the expression of LncMALAT1 and EZH2 in bladder cancer was positively correlated．In vitro experiment results showed that after up regulating LncMALAT1 expression, EZH2 expression was significantly up-regulated, and the proliferation ability of bladder cancer cells was significantly improved（all P<0.05）．QRT-PCR validation showed that the expression of miR-506-3p was significantly down regulated after the expression of LncMALAT1 was up-regulated（P<0.05）, suggesting that LncMALAT1 could regulate EZH2 through competitive combination with miR-506-3p, thereby affecting the proliferation and progression of bladder cancer cells．Conclusions LncMALAT1 can promote the proliferation of bladder cancer cells by competitively combining with miR-506-3p to regulate EZH2, and then accelerate the proliferation of bladder cancer cells, which can provide a new potential target for the treatment of bladder cancer．

目的 探讨非编码长链 RNA ANRIL（lncRNA-ANRIL）通过调控miR‐181b 介导磷酸酶及张力蛋白同源物基因（PTEN）对冠状动脉粥样硬化性心脏病（冠心病）心肌损伤影响的机制。方法 纳入2023年10月—2024年6月广州市第一人民医院30例确诊为冠心病的患者为观察组, 另选择同期本院体检中心30名健康者为对照组,检测两组研究者血压指标、血脂指标以及血清 lncRNA-ANRIL、miR-181b、PTEN水平, 并比较检测结果。结果 两组的性别、年龄、BMI、吸烟、高血压一般资料对比差异无统计学意义（P>0.05）; 观察组收缩压、舒张压水平以及总胆固醇、甘油三酯、低密度脂蛋白胆固醇水平均高于对照组,而高密度脂蛋白胆固醇则低于对照组（P<0.05）; 观察组血清 lncRNA ANRIL Exon 1-2、lncRNA ANRIL Exon 17-18相对表达水平以及PTEN水平低于对照组（t=12.623、7.741、8.231, P=0.001）, 而miR-181b水平则高于对照组（t=37.250, P=0.001）。结论 相较于正常人群, 冠心病患者血清lncRNA-ANRIL和PTEN水平明显降低,而miR-181b水平升高,提示lncRNA-ANRIL可通过调控miR-181b来调节PTEN的表达, 从而影响冠心病心肌损伤的过程。

Objective To explore the mechanism of competitive binding of non coding long stranded RNA ANRIL（lncRNA-ANRIL）to miR-181b to mediate phosphatase and tensin homolog gene（PTEN）on myocardial injury in coronary heart disease．Methods Thirty patients diagnosed with coronary heart disease in our hospital from October 2023 to June 2024 were included as the observation group,and another 30 individuals from physical examination center during the same period were selected as the control group．Blood pressure indicators,blood lipid indicators, and serum levels of lncRNA-ANRIL, miR-181b, and PTEN were measured in the two groups of patients, and the test results were compared．Results There was no significant difference between the two groups in terms of gender, age, BMI, smoking and hypertension（P>0.05）．The levels of systolic blood pressure（SBP）, diastolic blood pressure（DBP）, total cholesterol（TC）, triglycerides（TG）, and low-density lipoprotein cholesterol（LDL-C） in the observation group were higher than those in the control group,while high-density lipoprotein cholesterol（HDL-C） was lower than that in the control group（P<0.05）．The relative expression levels of lncRNA-ANRIL Exon 1-2, Exon 17-18, and PTEN levels in the observation group were lower than those in the control group（t=12.623, 7.741, 8.231, P=0.001）, while the level of miR-181b was higher than that in the control group（t=37.250, P=0.001）．Conclusions Compared with healthy individuals, serum levels of lncRNA-ANRIL and PTEN are significantly reduced in patients with coronary heart disease, while miR-181b levels are elevated, indicating that lncRNA ANRIL can regulate PTEN expression by miR-181b, thereby affecting the process of myocardial injury in coronary heart disease．

目的 探讨与分析全面护理联合细节干预在创伤骨科手术质量及康复中应用价值。方法 选择2022年1月—2023年1月在福建省立医院骨科进行创伤骨科手术患者120例为研究对象,用随机数字表法分组,分为常规组、联合组,各纳入60例患者。前者进行常规护理,后者在前者基础上开展全面护理联合细节干预,对两组患者术后恢复情况进行观察比较。结果 在围术期指标方面,联合组手术时间、术中出血量、术后首次下床活动时间、术后住院时间与常规组相比减少（P<0.05）。联合组术后1 d、术后3 d、术后7 d、术后14 d的疼痛VAS评分与常规组相比减少（P<0.05）。联合组术后14 d的护理总满意度为100.00%,常规组为83.33%,联合组与常规组相比明显提高（P<0.05）。联合组术后14 d的社会关系、心理关系、生理关系等生活质量评分均高于常规组（P<0.05）。结论 全面护理联合细节干预在创伤骨科手术患者的应用促进患者康复,能持续缓解患者的疼痛状况,提高患者的护理满意度与生活质量。

Objective To explore and analyze the application value of comprehensive nursing combined with detailed intervention in the quality and rehabilitation of orthopedic trauma surgery．Methods From January 2022 to January 2023,120 cases of patients who underwent trauma orthopedic surgery in the Department of Orthopedic Surgery of Fujian Provincial Hospital were selected as the research subjects．And the randomized numerical table method was taken to operate in groups,which were divided into the conventional group and the combined group,and 60 patients were included in each group．The former group recieved conventional nursing care,and the latter group recieved comprehensive nursing care combined with detail intervention on its basis to observe and compare the postoperative recovery of patients in the two groups．Results In terms of perioperative indicators,the operation time,intraoperative bleeding,time to first postoperative bed movement and postoperative hospitalization time were significantly reduced in the combined group compared with the conventional group（P<0.05）．The pain VAS scores of the combination group were significantly reduced compared to the conventional group at 1 day,3 days,7 days and 14 days after surgery（P<0.05）．The total satisfaction rate of postoperative care in the combination group at 14 days was 100.00%,while in the conventional group it was 83.33%．The combination group showed there were significant improvements compared to the conventional group（P<0.05）．The social,psychological and physiological quality of life scores of the combination group were significantly higher than those of the conventional group 14 days after surgery（P<0.05）．Conclusions The application of comprehensive nursing combined with detailed intervention in orthopedic trauma surgery patients can promote their recovery,continuously alleviate their pain status and improve their nursing satisfaction and quality of life．

目的 探讨广州市越秀区青少年近视特点和危险因素,为降低青少年近视发病率提供参考依据。方法 本项目采用分层随机整群抽样的研究方法,抽取分布于广州市越秀区2 774名青少年作为研究对象,根据近视检查情况将其分为近视组（n=1 657）与非近视组（n=1 117）,通过问卷调查的方式,分析青少年近视整体现况、流行病学特征以及影响青少年近视发生、发展的相关行为和因素。结果 2 774名青少年中,1 657名近视,检出率为59.73%;其中女生为872名,多于男生的785名;幼儿园、小学生、初中生、高中生近视人数分别为20名、446名、484名、707名,呈升高趋势。学段、校内用眼环境、校外用眼环境、读写姿势、电子屏幕使用情况、近距离用眼情况、户外活动及睡眠情况、近视检查及矫治情况是广州市越秀区青少年近视的影响因素（P<0.05）。广州市越秀区青少年近视程度均与学段、校外用眼环境、电子屏幕使用情况、户外活动及睡眠情况、近距离用眼情况呈正相关（P<0.05）,与校内用眼环境、读写姿势、近视检查及矫治情况呈负相关（P<0.05）。对不同预后组间存在统计学差异的因素进行Logistic多因素分析后得到,学段、校内用眼环境、校外用眼环境、读写姿势、电子屏幕使用情况、近距离用眼情况、户外活动及睡眠情况、近视检查及矫治情况是广州市越秀区青少年近视的相关影响因素（P<0.05）。结论 广州市越秀区青少年近视发生人群呈现高龄化,学段、校内用眼环境、校外用眼环境、读写姿势、电子屏幕使用情况、近距离用眼情况、户外活动及睡眠情况、近视检查及矫治情况是青少年近视的相关影响因素,建议加强组织学生到户外进行多种课间户外体育活动,同时鼓励家长在校外从自身做起,树立爱眼护眼好榜样,与学校共同保护孩子的视力。

Objective To explore the characteristics and risk factors of myopia among adolescents in Yuexiu District,Guangzhou,and to provide reference for reducing the incidence of myopia among adolescents．Methods This project adopted stratified random cluster sampling to select 2 774 adolescents distributed in Yuexu District,Guangzhou as the research objects,which were divided into myopia group（n=1 657）and non-myopia group（n=1 117）according to the myopic examination．Through questionnaire survey,the overall situation and epidemiological characteristics of myopia among adolescents in our district were comprehensively known,in order to explore the related behaviors and factors affecting the occurrence and development of myopia among adolescents in our district,explore reasonable intervention measures,and put forward scientific and effective myopia prevention and control technical means and strategies．Results Among 2 774 adolescents,1 657 were nearsighted（59.73%）．Among them,872 were female and 785 were male．The number of myopia in kindergarten,primary school,middle school and high school students were 20,446,484 and 707 respectively,showing an increasing trend．School period,eyes use environment in school and outside school,reading and writing posture,situations of electronic screen use,close distance eye use,outdoor activities and sleep,myopia examination and correction were the relevant influencing factors on myopia of adolescents in Yuexui District of Guangzhou（P<0.05）．The myopia degree of adolescents in Yuexiu District of Guangzhou was positively correlated with school period,out-of-school eyes use environment,electronic screen use,outdoor activities and sleep conditions,and close distance eyes use（P<0.05）,and negatively correlated with in-school eyes use environment,reading and writing posture,myopia examination and correction conditions（P<0.05）．After Logistic multivariate analysis of the factors with statistical difference between different prognostic groups,school period,eyes use environment in school and outside school,reading and writing posture,electronic screen use,close distance eyes use,outdoor activities and sleep conditions,myopia examination and correction were the relevant influencing factors on myopia of adolescents in Yuexui District of Guangzhou（P<0.05）．Conclusions In Yuexiu District,Guangzhou,the population with myopia is gradually moving to a younger age．School period,eyes use environment in school and outside school,reading and writing posture,electronic screen use,close distance eyes use,outdoor activities and sleep condition,myopia examination and correction are the relevant influencing factors．It is recommended to strengthen the organization of students to go outdoors for a variety of outdoor sports activities between classes,while encouraging parents to set a good example of eye care outside the school and work with the school to protect their children’s eyesight．