Objective:To examine how nursing aides in nursing homes perceived their caring work.Methods:Twenty-four nursing aides from one public and one private nursing home in Fuzhou,Fujian Province,China were selected and inte...Objective:To examine how nursing aides in nursing homes perceived their caring work.Methods:Twenty-four nursing aides from one public and one private nursing home in Fuzhou,Fujian Province,China were selected and interviewed in focus groups.Phenomenological analysis was performed.Results:Two themes(positive and negative working experiences)and six sub-themes were drawn:companionship,happiness,trust,achievement,hard work,and grievance.Conclusion:A reasonable work arrangement,positive psychological intervention,and the strengthening of professional,medical and social supports are recommended to improve the work quality and satisfaction of nursing aides in elderly homes.展开更多
BACKGROUND:Hemiplegia,a prevalent stroke-related condition,is often studied for motor dysfunction;however,spasticity remains under-researched.Abnormal muscle tone significantly hinders hemiplegic patients’walking rec...BACKGROUND:Hemiplegia,a prevalent stroke-related condition,is often studied for motor dysfunction;however,spasticity remains under-researched.Abnormal muscle tone significantly hinders hemiplegic patients’walking recovery.OBJECTIVE:To determine whether early suspension-protected training with a personal assistant machine for stroke patients enhances walking ability and prevents muscle spasms.METHODS:Thirty-two early-stage stroke patients from Shenzhen University General Hospital and the China Rehabilitation Research Center were randomly assigned to the experimental group(n=16)and the control group(n=16).Both groups underwent 4 weeks of gait training under the suspension protection system for 30 minutes daily,5 days a week.The experimental group used the personal assistant machine during training.Three-dimensional gait analysis(using the Cortex motion capture system),Brunnstrom staging,Fugl-Meyer Assessment for lower limb motor function,Fugl-Meyer balance function,and the modified Ashworth Scale were evaluated within 1 week before the intervention and after 4 weeks of intervention.RESULTS AND CONCLUSION:After the 4-week intervention,all outcome measures showed significant changes in each group.The experimental group had a small but significant increase in the modified Ashworth Scale score(P<0.05,d=|0.15|),while the control group had a large significant increase(P<0.05,d=|1.48|).The experimental group demonstrated greater improvements in walking speed(16.5 to 38.44 cm/s,P<0.05,d=|4.01|),step frequency(46.44 to 64.94 steps/min,P<0.05,d=|2.32|),stride length(15.50 to 29.81 cm,P<0.05,d=|3.44|),and peak hip and knee flexion(d=|1.82|to|2.17|).After treatment,the experimental group showed significantly greater improvements than the control group in walking speed(38.44 vs.26.63 cm/s,P<0.05,d=|2.75|),stride length,peak hip and knee flexion(d=|1.31|to|1.45|),step frequency(64.94 vs.59.38 steps/min,P<0.05,d=|0.85|),and a reduced support phase(bilateral:24.31%vs.28.38%,P<0.05,d=|0.88|;non-paretic:66.19%vs.70.13%,P<0.05,d=|0.94|).For early hemiplegia,personal assistant machine-assisted gait training under the suspension protection system helps establish a correct gait pattern,prevents muscle spasms,and improves motor function.展开更多
To enhance the anti-resistance efficacy of our previously disclosed naphthyl-triazine 5,structure-based drug design strategy was rationally conducted to design a series of novel biphenyl-piperidine-triazinecontaining ...To enhance the anti-resistance efficacy of our previously disclosed naphthyl-triazine 5,structure-based drug design strategy was rationally conducted to design a series of novel biphenyl-piperidine-triazinecontaining non-nucleoside reverse transcriptase inhibitors.Remarkably,several of these compounds demonstrated single-digit nanomolar antiviral potency against both wild-type(WT)human immunodeficiency virus-1(HIV-1)and five clinically relevant mutant strains.Among these,compound 11s emerged as the most potent inhibitor,showing remarkable efficacy against WT HIV-1(50%effective concentration(EC_(50))=2 nmol/L)and five mutant strains(EC_(50)=0.003-0.073μmol/L),which was significantly superior to that of compound 5.This optimized derivative demonstrated substantially improved pharmacological properties compared to existing drugs etravirine(ETR)and rilpivirine(RPV),showing a 4-fold reduction in cytotoxicity alongside 6-fold enhancement in selectivity index(50%cytotoxic concentration(CC_(50))=19.69μmol/L,selectivity index(SI)=7438).The compound's metabolic profile revealed exceptional stability,with an elimination half-life(t_(1/2)=41.4 min)more than double that of RPV(t_(1/2)=16.03min).Comprehensive safety evaluation indicated minimal cytochrome P450(CYP)enzymes interference,low cardiac ion channel activity,and no observable acute toxicity,collectively suggesting a reduced risk profile for therapeutic applications.These promising characteristics significantly advance the development potential of biphenyl-piperidine-triazine derivatives as next-generation non-nucleoside reverse transcriptase inhibitors(NNRTIs),offering enhanced efficacy,improved safety,and favorable pharmacokinetic properties for antiretroviral therapy.展开更多
Chinese food aid nourishes over 188,000 Zambians In the arid terrain of Shang’ombo District,approximately 850 km west of Lusaka,Zambia’s capital,Charity Imbuwa received a Chinese food-aid pack and shared it with her...Chinese food aid nourishes over 188,000 Zambians In the arid terrain of Shang’ombo District,approximately 850 km west of Lusaka,Zambia’s capital,Charity Imbuwa received a Chinese food-aid pack and shared it with her children at their home near the Angola border.展开更多
Objective:To understand the current awareness and willingness to learn about the use of out-of-hospital automated external defibrillators(AEDs)in Deyang City,providing a basis for improving the success rate of rescue ...Objective:To understand the current awareness and willingness to learn about the use of out-of-hospital automated external defibrillators(AEDs)in Deyang City,providing a basis for improving the success rate of rescue operations.Methods:A questionnaire survey was conducted among residents in Deyang City from January 2025 to October 2025,covering residents’basic information,awareness of AED-related knowledge,and attitudes towards AED usage.Results:A total of 1,886 questionnaires were collected,with 1,823 valid questionnaires,yielding an effective rate of 96.66%.Among the 1,823 respondents,692(37.96%)had received cardiopulmonary resuscitation(CPR)-related learning or training,619(33.96%)could accurately describe the name of an AED,417(22.87%)could clearly describe the function of an AED,and 308(16.89%)could accurately describe how to use an AED.Among them,1,549(84.97%)were willing to provide assistance to patients experiencing cardiac arrest;1,731(94.95%)were willing to provide assistance under the premise of knowing how to use an AED;and 1,750(95.99%)were willing to learn about AED-related knowledge.Among the 91 individuals unwilling to provide rescue,75 responded with reasons.Among them,36 cases(48.00%)were reluctant to rescue due to a lack of relevant first aid knowledge,32 cases(42.67%)expressed concerns about exacerbating the patient’s condition due to improper operation,and 4 cases(5.33%)were unwilling to interact with strangers due to personal reasons.Conclusion:Currently,residents in Deyang City have limited knowledge about AEDs but demonstrate a strong willingness to learn and apply them.Measures need to be taken to enhance their understanding and application of AEDs.展开更多
Despite effective antiretroviral therapy(ART),many individuals with human immunodeficiency virus(HIV)/acquired immune deficiency syndrome(AIDS)achieve viral suppression but fail to fully restore cluster of differentia...Despite effective antiretroviral therapy(ART),many individuals with human immunodeficiency virus(HIV)/acquired immune deficiency syndrome(AIDS)achieve viral suppression but fail to fully restore cluster of differentiation 4(CD4)^(+)T lymphocyte(CD4 cell)counts—a condition known as immunological non-response(INRs).INRs are associated with elevated health risks,including increased susceptibility to AIDS-related and non-AIDS-related complications.The pathogenesis of INRs remains incompletely understood,and no established therapeutic interventions exist,posing a major challenge in contemporary HIV/AIDS management.Emerging evidence indicates that INRs exhibit significant alterations in gut microbiota composition.Dysbiosis of the gut microbiota may contribute to persistent immune activation,cytokine imbalance,and cellular pyroptosis,all of which could impair immune reconstitution in people living with HIV/AIDS.Traditional Chinese medicine(TCM)has demonstrated potential immunomodulatory effects and is increasingly utilized in the management of INRs.Targeting the gut microbiota and elucidating the mechanisms by which TCM modulates this microbial ecosystem may offer new avenues for preventing and treating INRs.This review explores the interplay between gut microbiota and TCM,examines the association between gut dysbiosis and INRs,discusses the mechanistic pathways through which microbiota imbalance contributes to INRs development,and highlights how TCM interventions regulate gut microbiota to promote immune recovery.By focusing on the gut microbiota as a therapeutic interface,this article provides novel insights into TCM-based strategies for improving outcomes in INRs and supports the development of innovative treatment approaches.展开更多
目的 基于巨噬细胞自噬探讨参芩龙清肺培元颗粒的作用机制。方法 选择人类免疫缺陷病毒(HIV)/艾滋病(AIDS)合并肺部感染痰热壅肺证患者36例,应用流式细胞术检测治疗前后患者外周血T淋巴细胞亚群中CD4^(+)及CD8^(+)T淋巴细胞计数,巨噬细...目的 基于巨噬细胞自噬探讨参芩龙清肺培元颗粒的作用机制。方法 选择人类免疫缺陷病毒(HIV)/艾滋病(AIDS)合并肺部感染痰热壅肺证患者36例,应用流式细胞术检测治疗前后患者外周血T淋巴细胞亚群中CD4^(+)及CD8^(+)T淋巴细胞计数,巨噬细胞亚群CD11b、CD86、CD206的表达及巨噬细胞自噬探针CD11b+DALGreen、CD86+DALGreen、CD206+DALGreen的表达。ELISA法检测治疗前后血清肿瘤坏死因子(TNF)-α、白细胞介素(IL)-1β、IL-10、转化生长因子(TGF)-β1等炎性因子的表达。采用荧光定量PCR法检测治疗前后患者外周血中组蛋白去乙酰化酶(HDAC)2 m RNA、Unc-51样激酶1(ULK1)m RNA的表达。结果 治疗后,患者CD11b、CD206、CD11b+DALGreen、CD206+DALGreen、ULK1 m RNA表达明显升高(P<0.05);CD86、TNF-α、IL-1β、HDAC2 m RNA的表达明显下降(P<0.05);CD4^(+)T淋巴细胞计数、IL-10、TGF-β1表达呈上升趋势(P>0.05)。结论 参芩龙清肺培元颗粒可能通过调节HDAC2/ULK1信号轴,促进巨噬细胞自噬,调节M1/M2的平衡,抑制炎症反应,从而发挥治疗HIV/AIDS患者合并肺部感染的作用。展开更多
目的探讨AIDS相关T淋巴母细胞淋巴瘤(AIDS-related T lymphoblastic lymphoma,AR-T-LBL)患者的临床病理特征,并文献复习。方法选取2015—2024年首都医科大学附属北京佑安医院AIDS相关淋巴瘤(AIDS-related lymphoma,ARL)患者的临床及病...目的探讨AIDS相关T淋巴母细胞淋巴瘤(AIDS-related T lymphoblastic lymphoma,AR-T-LBL)患者的临床病理特征,并文献复习。方法选取2015—2024年首都医科大学附属北京佑安医院AIDS相关淋巴瘤(AIDS-related lymphoma,ARL)患者的临床及病理资料,筛选出AR-T-LBL病例,总结其临床病理特征,结合国内外报道的文献分析影响患者预后的因素。结果共纳入ARL患者143例,其中T细胞淋巴瘤6例,AR-T-LBL仅1例,患者32岁,男性,HIV感染史长,多处淋巴结累及,治疗2个疗程后去世,总生存期为7个月;结合文献报道的6例,AR-T-LBL均为男性,多伴骨髓受累,治疗方案不一,预后较差。结论AR-T-LBL病例罕见,易误诊,需及时活检进行病理学检查,早期明确诊断有利于患者治疗方案的选择。展开更多
目的探讨AIDS患者经外周置入中心静脉导管(peripherally inserted central catheter,PICC)所致的导管相关血栓(catheter related thrombosis,CRT)的发生现状及其影响因素。方法回顾性选取2019年12月至2024年12月首都医科大学附属北京佑...目的探讨AIDS患者经外周置入中心静脉导管(peripherally inserted central catheter,PICC)所致的导管相关血栓(catheter related thrombosis,CRT)的发生现状及其影响因素。方法回顾性选取2019年12月至2024年12月首都医科大学附属北京佑安医院接受PICC置管治疗的AIDS患者265例,依据血管超声结果分为血栓组(n=55)和无血栓对照组(n=210)。采用多因素logistic回归分析AIDS患者发生PICC-CRT的影响因素,采用ROC曲线评估相关影响因素对AIDS患者发生PICC-CRT的预测效能。结果265例患者中,男256例、女9例,年龄20~80岁,平均(44.0±13.3)岁。发生PICC-CRT者55例,发生率为20.75%,其中仅11例为有症状血栓,其余44例仅在超声检查时发现血栓。多因素logistic回归分析结果显示,携带导管天数越长(OR=1.008,95%CI:1.002~1.014,P=0.009)、D-二聚体水平越高(OR=1.001,95%CI:1.000~1.001,P=0.015)、HIV病毒载量越大(OR=2.782,95%CI:1.930~4.008,P<0.001)的AIDS患者发生PICC-CRT的风险越高。ROC曲线分析结果显示,HIV病毒载量预测PICC-CRT的AUC为0.903(95%CI:0.858~0.949,P<0.001),其预测效能优于D-二聚体水平和携带导管天数。结论AIDS患者PICC-CRT的发生率较高,且具有较强的临床隐匿性。携带导管天数、D-二聚体水平及HIV病毒载量是AIDS患者发生PICC-CRT的影响因素。临床应加强风险评估与动态监测,尤其对高危人群开展规律性超声筛查和早期干预,构建前瞻性防控体系,以降低PICC-CRT的发生风险,改善患者预后。展开更多
基金This study was supported by grants from the National key clinical specialist construction Programs of China(NO.2010)Fujian Province Science and Technology Plan Key Projects(NO.2012Y0013).
文摘Objective:To examine how nursing aides in nursing homes perceived their caring work.Methods:Twenty-four nursing aides from one public and one private nursing home in Fuzhou,Fujian Province,China were selected and interviewed in focus groups.Phenomenological analysis was performed.Results:Two themes(positive and negative working experiences)and six sub-themes were drawn:companionship,happiness,trust,achievement,hard work,and grievance.Conclusion:A reasonable work arrangement,positive psychological intervention,and the strengthening of professional,medical and social supports are recommended to improve the work quality and satisfaction of nursing aides in elderly homes.
文摘BACKGROUND:Hemiplegia,a prevalent stroke-related condition,is often studied for motor dysfunction;however,spasticity remains under-researched.Abnormal muscle tone significantly hinders hemiplegic patients’walking recovery.OBJECTIVE:To determine whether early suspension-protected training with a personal assistant machine for stroke patients enhances walking ability and prevents muscle spasms.METHODS:Thirty-two early-stage stroke patients from Shenzhen University General Hospital and the China Rehabilitation Research Center were randomly assigned to the experimental group(n=16)and the control group(n=16).Both groups underwent 4 weeks of gait training under the suspension protection system for 30 minutes daily,5 days a week.The experimental group used the personal assistant machine during training.Three-dimensional gait analysis(using the Cortex motion capture system),Brunnstrom staging,Fugl-Meyer Assessment for lower limb motor function,Fugl-Meyer balance function,and the modified Ashworth Scale were evaluated within 1 week before the intervention and after 4 weeks of intervention.RESULTS AND CONCLUSION:After the 4-week intervention,all outcome measures showed significant changes in each group.The experimental group had a small but significant increase in the modified Ashworth Scale score(P<0.05,d=|0.15|),while the control group had a large significant increase(P<0.05,d=|1.48|).The experimental group demonstrated greater improvements in walking speed(16.5 to 38.44 cm/s,P<0.05,d=|4.01|),step frequency(46.44 to 64.94 steps/min,P<0.05,d=|2.32|),stride length(15.50 to 29.81 cm,P<0.05,d=|3.44|),and peak hip and knee flexion(d=|1.82|to|2.17|).After treatment,the experimental group showed significantly greater improvements than the control group in walking speed(38.44 vs.26.63 cm/s,P<0.05,d=|2.75|),stride length,peak hip and knee flexion(d=|1.31|to|1.45|),step frequency(64.94 vs.59.38 steps/min,P<0.05,d=|0.85|),and a reduced support phase(bilateral:24.31%vs.28.38%,P<0.05,d=|0.88|;non-paretic:66.19%vs.70.13%,P<0.05,d=|0.94|).For early hemiplegia,personal assistant machine-assisted gait training under the suspension protection system helps establish a correct gait pattern,prevents muscle spasms,and improves motor function.
基金financially supported by National Natural Science Foundation of China(No.82304297)the State Key Laboratory of Natural and Biomimetic Drugs(No.K202408)。
文摘To enhance the anti-resistance efficacy of our previously disclosed naphthyl-triazine 5,structure-based drug design strategy was rationally conducted to design a series of novel biphenyl-piperidine-triazinecontaining non-nucleoside reverse transcriptase inhibitors.Remarkably,several of these compounds demonstrated single-digit nanomolar antiviral potency against both wild-type(WT)human immunodeficiency virus-1(HIV-1)and five clinically relevant mutant strains.Among these,compound 11s emerged as the most potent inhibitor,showing remarkable efficacy against WT HIV-1(50%effective concentration(EC_(50))=2 nmol/L)and five mutant strains(EC_(50)=0.003-0.073μmol/L),which was significantly superior to that of compound 5.This optimized derivative demonstrated substantially improved pharmacological properties compared to existing drugs etravirine(ETR)and rilpivirine(RPV),showing a 4-fold reduction in cytotoxicity alongside 6-fold enhancement in selectivity index(50%cytotoxic concentration(CC_(50))=19.69μmol/L,selectivity index(SI)=7438).The compound's metabolic profile revealed exceptional stability,with an elimination half-life(t_(1/2)=41.4 min)more than double that of RPV(t_(1/2)=16.03min).Comprehensive safety evaluation indicated minimal cytochrome P450(CYP)enzymes interference,low cardiac ion channel activity,and no observable acute toxicity,collectively suggesting a reduced risk profile for therapeutic applications.These promising characteristics significantly advance the development potential of biphenyl-piperidine-triazine derivatives as next-generation non-nucleoside reverse transcriptase inhibitors(NNRTIs),offering enhanced efficacy,improved safety,and favorable pharmacokinetic properties for antiretroviral therapy.
文摘Chinese food aid nourishes over 188,000 Zambians In the arid terrain of Shang’ombo District,approximately 850 km west of Lusaka,Zambia’s capital,Charity Imbuwa received a Chinese food-aid pack and shared it with her children at their home near the Angola border.
文摘Objective:To understand the current awareness and willingness to learn about the use of out-of-hospital automated external defibrillators(AEDs)in Deyang City,providing a basis for improving the success rate of rescue operations.Methods:A questionnaire survey was conducted among residents in Deyang City from January 2025 to October 2025,covering residents’basic information,awareness of AED-related knowledge,and attitudes towards AED usage.Results:A total of 1,886 questionnaires were collected,with 1,823 valid questionnaires,yielding an effective rate of 96.66%.Among the 1,823 respondents,692(37.96%)had received cardiopulmonary resuscitation(CPR)-related learning or training,619(33.96%)could accurately describe the name of an AED,417(22.87%)could clearly describe the function of an AED,and 308(16.89%)could accurately describe how to use an AED.Among them,1,549(84.97%)were willing to provide assistance to patients experiencing cardiac arrest;1,731(94.95%)were willing to provide assistance under the premise of knowing how to use an AED;and 1,750(95.99%)were willing to learn about AED-related knowledge.Among the 91 individuals unwilling to provide rescue,75 responded with reasons.Among them,36 cases(48.00%)were reluctant to rescue due to a lack of relevant first aid knowledge,32 cases(42.67%)expressed concerns about exacerbating the patient’s condition due to improper operation,and 4 cases(5.33%)were unwilling to interact with strangers due to personal reasons.Conclusion:Currently,residents in Deyang City have limited knowledge about AEDs but demonstrate a strong willingness to learn and apply them.Measures need to be taken to enhance their understanding and application of AEDs.
基金supported by the National Natural Science Foundation of China(No.82274474)。
文摘Despite effective antiretroviral therapy(ART),many individuals with human immunodeficiency virus(HIV)/acquired immune deficiency syndrome(AIDS)achieve viral suppression but fail to fully restore cluster of differentiation 4(CD4)^(+)T lymphocyte(CD4 cell)counts—a condition known as immunological non-response(INRs).INRs are associated with elevated health risks,including increased susceptibility to AIDS-related and non-AIDS-related complications.The pathogenesis of INRs remains incompletely understood,and no established therapeutic interventions exist,posing a major challenge in contemporary HIV/AIDS management.Emerging evidence indicates that INRs exhibit significant alterations in gut microbiota composition.Dysbiosis of the gut microbiota may contribute to persistent immune activation,cytokine imbalance,and cellular pyroptosis,all of which could impair immune reconstitution in people living with HIV/AIDS.Traditional Chinese medicine(TCM)has demonstrated potential immunomodulatory effects and is increasingly utilized in the management of INRs.Targeting the gut microbiota and elucidating the mechanisms by which TCM modulates this microbial ecosystem may offer new avenues for preventing and treating INRs.This review explores the interplay between gut microbiota and TCM,examines the association between gut dysbiosis and INRs,discusses the mechanistic pathways through which microbiota imbalance contributes to INRs development,and highlights how TCM interventions regulate gut microbiota to promote immune recovery.By focusing on the gut microbiota as a therapeutic interface,this article provides novel insights into TCM-based strategies for improving outcomes in INRs and supports the development of innovative treatment approaches.
文摘目的 基于巨噬细胞自噬探讨参芩龙清肺培元颗粒的作用机制。方法 选择人类免疫缺陷病毒(HIV)/艾滋病(AIDS)合并肺部感染痰热壅肺证患者36例,应用流式细胞术检测治疗前后患者外周血T淋巴细胞亚群中CD4^(+)及CD8^(+)T淋巴细胞计数,巨噬细胞亚群CD11b、CD86、CD206的表达及巨噬细胞自噬探针CD11b+DALGreen、CD86+DALGreen、CD206+DALGreen的表达。ELISA法检测治疗前后血清肿瘤坏死因子(TNF)-α、白细胞介素(IL)-1β、IL-10、转化生长因子(TGF)-β1等炎性因子的表达。采用荧光定量PCR法检测治疗前后患者外周血中组蛋白去乙酰化酶(HDAC)2 m RNA、Unc-51样激酶1(ULK1)m RNA的表达。结果 治疗后,患者CD11b、CD206、CD11b+DALGreen、CD206+DALGreen、ULK1 m RNA表达明显升高(P<0.05);CD86、TNF-α、IL-1β、HDAC2 m RNA的表达明显下降(P<0.05);CD4^(+)T淋巴细胞计数、IL-10、TGF-β1表达呈上升趋势(P>0.05)。结论 参芩龙清肺培元颗粒可能通过调节HDAC2/ULK1信号轴,促进巨噬细胞自噬,调节M1/M2的平衡,抑制炎症反应,从而发挥治疗HIV/AIDS患者合并肺部感染的作用。
文摘目的探讨AIDS相关T淋巴母细胞淋巴瘤(AIDS-related T lymphoblastic lymphoma,AR-T-LBL)患者的临床病理特征,并文献复习。方法选取2015—2024年首都医科大学附属北京佑安医院AIDS相关淋巴瘤(AIDS-related lymphoma,ARL)患者的临床及病理资料,筛选出AR-T-LBL病例,总结其临床病理特征,结合国内外报道的文献分析影响患者预后的因素。结果共纳入ARL患者143例,其中T细胞淋巴瘤6例,AR-T-LBL仅1例,患者32岁,男性,HIV感染史长,多处淋巴结累及,治疗2个疗程后去世,总生存期为7个月;结合文献报道的6例,AR-T-LBL均为男性,多伴骨髓受累,治疗方案不一,预后较差。结论AR-T-LBL病例罕见,易误诊,需及时活检进行病理学检查,早期明确诊断有利于患者治疗方案的选择。
文摘目的探讨AIDS患者经外周置入中心静脉导管(peripherally inserted central catheter,PICC)所致的导管相关血栓(catheter related thrombosis,CRT)的发生现状及其影响因素。方法回顾性选取2019年12月至2024年12月首都医科大学附属北京佑安医院接受PICC置管治疗的AIDS患者265例,依据血管超声结果分为血栓组(n=55)和无血栓对照组(n=210)。采用多因素logistic回归分析AIDS患者发生PICC-CRT的影响因素,采用ROC曲线评估相关影响因素对AIDS患者发生PICC-CRT的预测效能。结果265例患者中,男256例、女9例,年龄20~80岁,平均(44.0±13.3)岁。发生PICC-CRT者55例,发生率为20.75%,其中仅11例为有症状血栓,其余44例仅在超声检查时发现血栓。多因素logistic回归分析结果显示,携带导管天数越长(OR=1.008,95%CI:1.002~1.014,P=0.009)、D-二聚体水平越高(OR=1.001,95%CI:1.000~1.001,P=0.015)、HIV病毒载量越大(OR=2.782,95%CI:1.930~4.008,P<0.001)的AIDS患者发生PICC-CRT的风险越高。ROC曲线分析结果显示,HIV病毒载量预测PICC-CRT的AUC为0.903(95%CI:0.858~0.949,P<0.001),其预测效能优于D-二聚体水平和携带导管天数。结论AIDS患者PICC-CRT的发生率较高,且具有较强的临床隐匿性。携带导管天数、D-二聚体水平及HIV病毒载量是AIDS患者发生PICC-CRT的影响因素。临床应加强风险评估与动态监测,尤其对高危人群开展规律性超声筛查和早期干预,构建前瞻性防控体系,以降低PICC-CRT的发生风险,改善患者预后。
