Article(id=1322167742640275907, tenantId=1146029695717560320, journalId=1220038315760373764, issueId=1322167714660078002, articleNumber=null, orderNo=null, doi=10.12102/j.issn.1009-6493.2026.02.007, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1757520000000, receivedDateStr=2025-09-11, revisedDate=1766505600000, revisedDateStr=2025-12-24, acceptedDate=null, acceptedDateStr=null, onlineDate=1793158954534, onlineDateStr=2026-10-28, pubDate=1769270400000, pubDateStr=2026-01-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793158954534, onlineIssueDateStr=2026-10-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793158954534, creator=13701087609, updateTime=1793158954534, updator=13701087609, issue=Issue{id=1322167714660078002, tenantId=1146029695717560320, journalId=1220038315760373764, year='2026', volume='40', issue='2', pageStart='177', pageEnd='352', issueExtLink='null', onlineDate='null', pubDate='1769270400000', pubDateStr='2026-01-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793158947863, creator='13701087609', updateTime=1793158947863, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=220, endPage=226, ext={EN=ArticleExt(id=1322167743412027844, articleId=1322167742640275907, tenantId=1146029695717560320, journalId=1220038315760373764, language=EN, title=The chain mediating role of self-esteem and neurotic personality in anxiety and insomnia among patients with type 2 diabetes, columnId=1220689484526572183, journalTitle=Chinese Nursing Research, columnName=Original Articles, runingTitle=null, highlight=null, articleAbstract=
Objective

To explore the chain mediating role of self-esteem and neurotic personality in anxiety and insomnia among patients with type 2 diabetes(T2DM).

Methods

A total of 635 T2DM patients from six tertiary grade A hospitals in Xi'an City,Shaanxi Province were conveniently selected as the study subjects from June to December 2024.Surveys were conducted using the General Information Questionnaire,Self-Rating Anxiety Scale(SAS),Rosenberg Self-Esteem Scale(RSES),Eysenck Personality Questionnaire-Revised Short Scale for China(EPQ-RSC),and Athens Insomnia Scale(AIS).The SPSS Process macro was used to construct the chain mediation model.

Results

Anxiety was positively correlated with insomnia(r=0.321,P<0.05),self-esteem was negatively correlated with insomnia(r=-0.237,P<0.05),and neurotic personality was positively correlated with insomnia(r=0.371,P<0.05).The mediation analysis results showed that the total indirect effect of anxiety on insomnia was 0.046.Among this,the independent mediating effect of self-esteem accounted for 7.69% of the total effect.The independent mediating effect of neurotic personality accounted for 20.28% of the total effect.The chain mediating effect of self-esteem→neurotic personality accounted for 4.90% of the total effect.

Conclusions

Anxiety in T2DM patients can directly affect insomnia.It can also indirectly affect insomnia through the chain mediation path of self-esteem→neurotic personality.The study provide an important basis for developing targeted nursing interventions for insomnia in T2DM patients from psychological and personality perspectives.

, authors=Wenxiu DING1, Ting LI2, Siying ZHANG1, Yani LI1, Zijian LI1, Yupei LIANG1, Siqi WANG1, Fei XIONG1, authorsList=Wenxiu DING, Ting LI, Siying ZHANG, Yani LI, Zijian LI, Yupei LIANG, Siqi WANG, Fei XIONG, authorCompany=null, correspAuthors=Ting LI, authorNote=null, correspAuthorsNote=
LI Ting, E-mail:
, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1322167745907638728, articleId=1322167742640275907, tenantId=1146029695717560320, journalId=1220038315760373764, language=CN, title=2型糖尿病病人自尊与神经质人格在焦虑与失眠中的链式中介作用, columnId=1220689484681761433, journalTitle=护理研究, columnName=科研论著, runingTitle=null, highlight=null, articleAbstract=
目的

探究2型糖尿病(T2DM)病人自尊与神经质人格在焦虑与失眠中的链式中介作用。

方法

于2024年6月—12月便利选取陕西省西安市6所三级甲等医院的635例T2DM病人作为研究对象,采用一般资料调查表、焦虑自评量表(SAS)、Rosenberg自尊量表(RSES)、艾森克人格问卷简式量表中国版(EPQ-RSC)、阿森斯失眠量表(AIS)进行问卷调查。采用SPSS Process宏程序构建链式中介模型。

结果

焦虑与失眠呈正相关(r=0.321,P<0.05),自尊与失眠呈负相关(r=-0.237,P<0.05),神经质人格与失眠呈正相关(r=0.371,P<0.05)。中介效应分析结果显示,焦虑对失眠的总间接效应值为0.046,其中,自尊的独立中介效应占总效应的7.69%,神经质人格的独立中介效应占总效应的20.28%,自尊→神经质人格的链式中介效应占总效应的4.90%。

结论

T2DM病人的焦虑既可直接影响失眠,也可通过自尊→神经质这一链式中介路径间接影响失眠。本研究从心理人格层面为T2DM失眠病人制定针对性护理干预措施提供了重要依据。

, authors=丁文秀1, 李婷2, *, *, 张思颖1, 李亚妮1, 李梓健1, 梁钰佩1, 王思琪1, 熊飞1, authorsList=丁文秀, 李婷, 张思颖, 李亚妮, 李梓健, 梁钰佩, 王思琪, 熊飞, authorCompany=null, correspAuthors=李婷, authorNote=

丁文秀,护师,硕士研究生

, correspAuthorsNote=
李婷,E-mail:
LI Ting, E-mail:
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journalId=1220038315760373764, articleId=1322167742640275907, doi=null, pmid=null, pmcid=null, year=2021, volume=15, issue=null, pageStart=628836, pageEnd=null, url=null, language=null, rfNumber=35, rfOrder=34, authorNames=VAZIRI Z, NAMI M, LEITE J P, journalName=Frontiers in Neuroscience, refType=null, unstructuredReference=VAZIRI Z,NAMI M,LEITE J P,et al.Conceptual framework for insomnia:a cognitive model in practice[J].Frontiers in Neuroscience,2021,15:628836., articleTitle=Conceptual framework for insomnia:a cognitive model in practice, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1322530070749627389, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, xref=1, ext=[AuthorCompanyExt(id=1322530070758015998, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, companyId=1322530070749627389, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, 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General information of T2DM patients(n=635)

, figureFileSmall=null, figureFileBig=null, tableContent=
项目分类例数(%)AIS得分(分)统计值P
性别男386(60.8)5.52±4.47t=-11.232<0.001
女249(39.2)6.79±4.93
年龄18~<40岁36(5.7)6.03±4.01F=1.5990.203
40~<60岁453(71.3)5.83±4.59
≥60岁146(23.0)6.62±5.12
受教育程度初中及以下272(42.8)6.10±4.91F=0.7660.514
高中或中专183(28.8)5.70±4.61
专科或本科164(25.8)6.12±4.36
研究生16(2.5)7.38±5.27
月均收入≤3 000元223(35.1)6.35±5.37F=0.8620.423
>3 000~<5 000元129(20.3)5.78±4.22
≥5 000元283(44.6)5.86±4.32
婚姻状况未婚226(35.6)5.50±4.74F=4.1070.007
已婚386(60.8)6.32±4.65
离异16(2.5)4.38±3.85
其他7(1.1)10.29±3.90
), ArticleFig(id=1322530076873310267, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=CN, label=表1, caption=

T2DM病人的一般资料(n=635)

, figureFileSmall=null, figureFileBig=null, tableContent=
项目分类例数(%)AIS得分(分)统计值P
性别男386(60.8)5.52±4.47t=-11.232<0.001
女249(39.2)6.79±4.93
年龄18~<40岁36(5.7)6.03±4.01F=1.5990.203
40~<60岁453(71.3)5.83±4.59
≥60岁146(23.0)6.62±5.12
受教育程度初中及以下272(42.8)6.10±4.91F=0.7660.514
高中或中专183(28.8)5.70±4.61
专科或本科164(25.8)6.12±4.36
研究生16(2.5)7.38±5.27
月均收入≤3 000元223(35.1)6.35±5.37F=0.8620.423
>3 000~<5 000元129(20.3)5.78±4.22
≥5 000元283(44.6)5.86±4.32
婚姻状况未婚226(35.6)5.50±4.74F=4.1070.007
已婚386(60.8)6.32±4.65
离异16(2.5)4.38±3.85
其他7(1.1)10.29±3.90
), ArticleFig(id=1322530077166911548, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=EN, label=Table 2, caption=

Correlations among anxiety,self-esteem,neurotic personality,and insomnia in T2DM patients

, figureFileSmall=null, figureFileBig=null, tableContent=
项目SASRSES神经质人格分量表AIS
SAS1.000
RSES-0.1681.000
神经质人格分量表0.300-0.3371.000
AIS0.321-0.2370.3711.000
), ArticleFig(id=1322530077229826109, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=CN, label=表2, caption=

T2DM病人焦虑、自尊、神经质人格和失眠得分相关性

, figureFileSmall=null, figureFileBig=null, tableContent=
项目SASRSES神经质人格分量表AIS
SAS1.000
RSES-0.1681.000
神经质人格分量表0.300-0.3371.000
AIS0.321-0.2370.3711.000
), ArticleFig(id=1322530078886576190, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=EN, label=Table 3, caption=

Regression analysis of variable relationships in the chain mediation model

, figureFileSmall=null, figureFileBig=null, tableContent=
结局变量预测变量标准化回归系数t值P
自尊焦虑-0.058-4.552<0.001
神经质人格焦虑0.2446.752<0.001
自尊-0.975-8.785<0.001
失眠焦虑0.0975.642<0.001
自尊-0.189-3.497<0.001
神经质人格0.1176.396<0.001
), ArticleFig(id=1322530078987239487, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=CN, label=表3, caption=

链式中介模型中变量关系的回归分析

, figureFileSmall=null, figureFileBig=null, tableContent=
结局变量预测变量标准化回归系数t值P
自尊焦虑-0.058-4.552<0.001
神经质人格焦虑0.2446.752<0.001
自尊-0.975-8.785<0.001
失眠焦虑0.0975.642<0.001
自尊-0.189-3.497<0.001
神经质人格0.1176.396<0.001
), ArticleFig(id=1322530079259869248, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=EN, label=Table 4, caption=

Mediating effects of self-esteem and neurotic personality in the relationship between anxiety and insomnia

, figureFileSmall=null, figureFileBig=null, tableContent=
项目标准化回归系数标准误95%CI中介效应占比(%)
总间接效应0.0460.009[0.030,0.065]32.17
路径1:焦虑→自尊→失眠0.0110.004[0.004,0.020]7.69
路径2:焦虑→神经质人格→失眠0.0290.007[0.015,0.045]20.28
路径3:焦虑→自尊→神经质人格→失眠0.0070.002[0.003,0.011]4.90
路径1-路径2-0.0180.009[-0.036,-0.001]
路径1-路径30.0040.004[-0.003,0.013]
路径2-路径30.0220.007[0.010,0.037]
), ArticleFig(id=1322530079826100291, tenantId=1146029695717560320, journalId=1220038315760373764, articleId=1322167742640275907, language=CN, label=表4, caption=

自尊和神经质人格在焦虑与失眠关系间的中介效应

, figureFileSmall=null, figureFileBig=null, tableContent=
项目标准化回归系数标准误95%CI中介效应占比(%)
总间接效应0.0460.009[0.030,0.065]32.17
路径1:焦虑→自尊→失眠0.0110.004[0.004,0.020]7.69
路径2:焦虑→神经质人格→失眠0.0290.007[0.015,0.045]20.28
路径3:焦虑→自尊→神经质人格→失眠0.0070.002[0.003,0.011]4.90
路径1-路径2-0.0180.009[-0.036,-0.001]
路径1-路径30.0040.004[-0.003,0.013]
路径2-路径30.0220.007[0.010,0.037]
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2型糖尿病病人自尊与神经质人格在焦虑与失眠中的链式中介作用
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丁文秀 1 , 李婷 2, *, * , 张思颖 1 , 李亚妮 1 , 李梓健 1 , 梁钰佩 1 , 王思琪 1 , 熊飞 1
护理研究 | 科研论著 2026,40(2): 220-226
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护理研究 |科研论著 2026 , 40 (2) : 220 -226
2型糖尿病病人自尊与神经质人格在焦虑与失眠中的链式中介作用
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丁文秀1, 李婷2, *, * , 张思颖1, 李亚妮1, 李梓健1, 梁钰佩1, 王思琪1, 熊飞1
作者信息
  • 1西安交通大学城市学院,陕西 710018
  • 2空军军医大学西京医院
通讯作者:
李婷,E-mail:
LI Ting, E-mail:
作者简介:

丁文秀,护师,硕士研究生

The chain mediating role of self-esteem and neurotic personality in anxiety and insomnia among patients with type 2 diabetes
Wenxiu DING1, Ting LI2 , Siying ZHANG1, Yani LI1, Zijian LI1, Yupei LIANG1, Siqi WANG1, Fei XIONG1
Affiliations
  • 1Xi'an Jiaotong University City College, Shaanxi 710018 China
  • 2Xijing Hospital, Air Force Medical University
  • Corresponding Author:
    LI Ting, E-mail:
出版时间: 2026-01-25 doi: 10.12102/j.issn.1009-6493.2026.02.007
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目的

探究2型糖尿病(T2DM)病人自尊与神经质人格在焦虑与失眠中的链式中介作用。

方法

于2024年6月—12月便利选取陕西省西安市6所三级甲等医院的635例T2DM病人作为研究对象,采用一般资料调查表、焦虑自评量表(SAS)、Rosenberg自尊量表(RSES)、艾森克人格问卷简式量表中国版(EPQ-RSC)、阿森斯失眠量表(AIS)进行问卷调查。采用SPSS Process宏程序构建链式中介模型。

结果

焦虑与失眠呈正相关(r=0.321,P<0.05),自尊与失眠呈负相关(r=-0.237,P<0.05),神经质人格与失眠呈正相关(r=0.371,P<0.05)。中介效应分析结果显示,焦虑对失眠的总间接效应值为0.046,其中,自尊的独立中介效应占总效应的7.69%,神经质人格的独立中介效应占总效应的20.28%,自尊→神经质人格的链式中介效应占总效应的4.90%。

结论

T2DM病人的焦虑既可直接影响失眠,也可通过自尊→神经质这一链式中介路径间接影响失眠。本研究从心理人格层面为T2DM失眠病人制定针对性护理干预措施提供了重要依据。

2型糖尿病  /  焦虑  /  失眠  /  自尊  /  神经质人格  /  链式中介作用
Objective

To explore the chain mediating role of self-esteem and neurotic personality in anxiety and insomnia among patients with type 2 diabetes(T2DM).

Methods

A total of 635 T2DM patients from six tertiary grade A hospitals in Xi'an City,Shaanxi Province were conveniently selected as the study subjects from June to December 2024.Surveys were conducted using the General Information Questionnaire,Self-Rating Anxiety Scale(SAS),Rosenberg Self-Esteem Scale(RSES),Eysenck Personality Questionnaire-Revised Short Scale for China(EPQ-RSC),and Athens Insomnia Scale(AIS).The SPSS Process macro was used to construct the chain mediation model.

Results

Anxiety was positively correlated with insomnia(r=0.321,P<0.05),self-esteem was negatively correlated with insomnia(r=-0.237,P<0.05),and neurotic personality was positively correlated with insomnia(r=0.371,P<0.05).The mediation analysis results showed that the total indirect effect of anxiety on insomnia was 0.046.Among this,the independent mediating effect of self-esteem accounted for 7.69% of the total effect.The independent mediating effect of neurotic personality accounted for 20.28% of the total effect.The chain mediating effect of self-esteem→neurotic personality accounted for 4.90% of the total effect.

Conclusions

Anxiety in T2DM patients can directly affect insomnia.It can also indirectly affect insomnia through the chain mediation path of self-esteem→neurotic personality.The study provide an important basis for developing targeted nursing interventions for insomnia in T2DM patients from psychological and personality perspectives.

type 2 diabetes  /  anxiety  /  insomnia  /  self-esteem  /  neurotic personality  /  chain mediation
丁文秀, 李婷, 张思颖, 李亚妮, 李梓健, 梁钰佩, 王思琪, 熊飞. 2型糖尿病病人自尊与神经质人格在焦虑与失眠中的链式中介作用. 护理研究, 2026 , 40 (2) : 220 -226 . DOI: 10.12102/j.issn.1009-6493.2026.02.007
Wenxiu DING, Ting LI, Siying ZHANG, Yani LI, Zijian LI, Yupei LIANG, Siqi WANG, Fei XIONG. The chain mediating role of self-esteem and neurotic personality in anxiety and insomnia among patients with type 2 diabetes[J]. Chinese Nursing Research, 2026 , 40 (2) : 220 -226 . DOI: 10.12102/j.issn.1009-6493.2026.02.007
2型糖尿病(type 2 diabetes mellitus,T2DM)是全球常见的慢性代谢性疾病,国际糖尿病联盟统计数据显示,全球约有5.37亿例成年糖尿病病人,其中T2DM占90%以上[1]。T2DM不仅会导致血糖代谢紊乱,还会导致多种并发症,严重影响病人生活质量与预期寿命[2]。失眠在T2DM病人中十分常见,其典型表现为入睡困难和睡眠维持障碍[3]。已有研究表明,病人的失眠发生率为52.5%[4],高于普通人群。失眠不仅会降低病人睡眠质量,还会对血糖控制产生不利影响[5],加剧代谢紊乱,增加糖尿病视网膜病变[6]、肥胖[7]、抑郁症[8]以及心血管疾病[9]发生风险。认知行为模型(cognitive behavioral model of insomnia,CBM-I)指出,失眠是由易感因素、诱发因素以及维持因素相互作用所致[10],其中,焦虑被视为关键的易感和维持因素。T2DM病人长期过度担忧疾病进展、并发症风险及治疗负担等,往往表现出较高水平的焦虑,这种焦虑在夜间常表现为过度认知唤醒,直接阻碍病人入睡与睡眠维持。同时,焦虑还可激活下丘脑-垂体-肾上腺轴(HPA轴),并增强交感神经活动,促使皮质醇等应激激素分泌增多,引发生理性过度唤醒,进一步破坏睡眠稳态,构成了失眠发生与持续的核心病理生理机制[11]。现有研究发现,T2DM病人焦虑与失眠密切相关,失眠病人伴随焦虑的比例较高,症状更为严重[12]。自尊是个体对自己能力和价值感的一种情感体验,是社会比较过程中获得的对自我价值的积极评价与体验[13]。Smith等[14]研究发现,T2DM病人的焦虑水平与自尊呈负相关,疾病管理负担越重,其自尊水平往往越低。同时,低自尊也是失眠的重要风险因素[15]。神经质人格指在生活中遇事倾向负面思考的一种人格特征,是心理健康问题相关程度最高的人格属性[16]。焦虑症状越明显的个体神经质人格倾向越严重[17],且个体神经质人格也是失眠的危险因素[18]。许丹阳等[19]研究发现,低自尊与高神经质存在关联,低自尊个体因自我评价偏低、自信不足,更易陷入负面思维循环,进而强化神经质特质。链式中介是指自变量先影响中介变量1,再影响中介变量2,最终影响因变量[20],其核心目的在于突破单一中介对变量关系的简化,更贴近慢性病中心理因素的级联调控特征,尤其适用于解释需长期管理疾病的复杂心理-生理关联。因此,本研究提出一个链式中介模型假设:在T2DM病人中,焦虑可能首先损害病人的自尊水平,进而增强其神经质人格倾向,最终加剧失眠症状,即自尊和神经质人格可能在焦虑与失眠间起链式中介作用。对这一机制的深入探讨,不仅有利于揭示T2DM病人失眠的心理病理机制,也可为开发针对自尊提升和神经质调控的综合心理干预策略提供理论依据与新的研究方向。
采用多中心横断面调查设计,于2024年6月—12月便利选取陕西省西安市6所三级甲等医院的T2DM病人作为研究对象。纳入标准:1)年龄≥18岁;2)依据世界卫生组织(WHO)1999年相关指南诊断标准确诊为T2DM,即空腹血糖≥7.0 mmol/L和/或随机血糖≥11.1 mmol/L,或正在接受降糖药物治疗;3)确诊T2DM的时间≥1年;4)自愿参与本研究。排除标准:1)合并睡眠呼吸暂停综合征、不宁腿综合征或睡眠时相延迟综合征等;2)根据国际疾病分类(ICD)-10由临床医生诊断为精神心理疾病(如抑郁症、精神分裂症等),或存在乙醇/药物滥用情况;3)伴有除焦虑以外可能干扰睡眠质量的躯体疾病,如慢性疼痛、胃食管反流等;4)患有内分泌系统疾病或合并肝、肾、心脏等重大器官疾病;5)有脑部或脊髓等中枢神经系统损伤史;6)近期曾服用镇静催眠类或精神类药品。样本量的估算基于本研究的主要因变量[阿森斯失眠量表(Athens Insomnia Scale,AIS)评分]。根据预试验结果,AIS得分的标准差约为4.8分,设检验水准α=0.05,允许误差δ=0.4[21],依据样本量公式n=(Zα/2×σ/δ)2[22]计算得所需样本量约为554例,考虑15%的无应答率[23],最终确定样本量至少为652例。本研究方案已通过空军军医大学西京医院医学伦理委员会的审查(编号:KY20242029-C-1)。所有参与研究者均在调查前获得知情同意,并被告知有权随时退出研究。
自行编制一般资料调查表,内容涵盖性别、年龄、受教育程度、婚姻状况及月均收入水平。
该量表由Zung[24]编制,用于评估个体焦虑症状的严重程度及治疗期间症状变化情况。量表包含20个评估项目,采用Likert 4级评分法,从“没有或很少时间”至“绝大部分时间或全部时间”依次计1~4分,总分为20~80分,得分越高表明个体焦虑症状越严重。按照我国常模[25]结果,SAS标准分的分界值为50分,总分>50分表明被测者可能存在焦虑问题,有焦虑风险。本研究中该量表的Cronbach's α系数为0.821,信度良好。
该量表由Winch等[26]编制,属于单维自尊评估工具。量表共10个条目,采用Likert 4级评分法,从“非常不同意”到“非常同意”依次计1~4分,总分为10~40分,得分越高提示个体自尊水平越高。本研究中该量表的Cronbach's α系数为0.660,虽略低于0.7,但考虑到该量表在全球范围内的广泛应用史及其简洁性,该信度水平在社会科学研究中仍属可接受范围。为验证其结构效度,进行探索性因子分析,结果显示KMO=0.812,Bartlett's球形检验显著(P<0.001),提取1个特征根>1的因子,累计方差贡献率为58.4%,各条目载荷均>0.5,支持其单维结构,表明该量表在本研究中具有良好的结构效度。
该量表由钱铭怡等[27]在EPQ-RS基础上修订而成,适用于评估我国成年人的人格特质。量表包括精神质人格分量表、外倾性人格分量表、神经质人格分量表和掩饰人格分量表4个亚量表,每个亚量表包含12个条目,共48个条目,4个亚量表彼此独立,总分为0~48分。本研究仅采用神经质人格分量表评估病人的神经质人格倾向,得分为0~12分,得分越高表明个体人格倾向越明显。为便于结果解读及跨研究对比,本研究将神经质人格原始得分进一步转换为标准化T分(通用分布特征为均值50分、标准差10分),计算公式为:T=50+10×(原始分-常模原始分均值)/常模原始分标准差。本研究中神经质人格分量表的Cronbach's α系数为0.860。
该量表由美国俄亥俄州立大学医学院设计开发[28],包括8个条目,其中5个条目用于评估入睡困难情况,3个条目用于评估失眠对日间状态的影响,各条目采用0~3分评分,总分0~24分,得分越高表示个体睡眠质量越差,总分<4分为无睡眠障碍,4~6分为可疑失眠,>6分为失眠。本研究中该量表的Cronbach's α系数为0.885。
由经过统一培训的调查员在医院内分泌科门诊与病房发放问卷,包括纸质问卷和电子问卷2种形式。调查前向病人说明研究目的,取得知情同意。问卷采用匿名方式填写,现场回收的问卷由调查员即时检查完整性和逻辑一致性,线上问卷设置必填项与逻辑校验。对缺失项超过10%的问卷予以剔除。数据录入采用双人双录法,通过软件一致性检验功能核对,发现差异即时查阅原始问卷修正,确保数据准确性。本研究共发放问卷680份,18份问卷因病人病情变化或提前出院未能完成,27份问卷因填写不完整或逻辑错误被剔除,最终回收有效问卷635份,问卷有效回收率为93.4%。
使用IBM SPSS Statistics 22.0进行数据处理,定性资料以例数、百分比(%)表示;定量资料通过Shapiro-Wilk正态性检验发现均近似服从正态分布,且偏度和峰度绝对值均<2,故以均数±标准差(x±s)表示,组间比较采用t检验和方差分析,变量间相关关系采用Pearson相关分析。采用Harman 单因子法检验共同方法偏差。采用Process 3.2宏程序中的模型6建立链式中介模型,通过Bootstrap抽样5 000次对中介效应进行检验。所有中介分析均控制性别、婚姻状况等一般资料。检验水准α=0.05。
本研究采用自评方式进行数据采集,可能存在共同方法偏差,为控制此类偏差,在调查过程中采用匿名填写、部分题目反向计分等策略,并在数据分析阶段使用Harman单因子检验法进行诊断。将SAS、RSES、神经质人格分量表及AIS的全部题项纳入探索性因子分析,结果提取9个特征值>1的因子,其中第1个因子解释的变异量为21.28%,低于40%的临界标准,表明本研究不存在严重的共同方法偏差。
635例T2DM病人的SAS得分为(42.68±10.24)分,评定为焦虑的病人为135例,焦虑检出率为21.26%;AIS得分为(6.02±4.69)分,评定为失眠的病人为436例,失眠检出率为68.66%;RSES得分为(27.93±3.41)分;神经质人格分量表标准化T分为(50.10±10.13)分。各得分间的相关性见表2。
在控制性别、婚姻状况等因素后,使用Hayes编制的SPSS宏程序Process进行中介效应分析,分析自尊和神经质人格在T2DM病人焦虑与失眠关系间的中介作用,结果显示,焦虑对自尊具有直接负向预测作用(P<0.001);焦虑对神经质人格具有直接正向预测作用(P<0.001);自尊对神经质人格具有直接负向预测作用(P<0.001);焦虑对失眠具有直接正向预测作用(P<0.001);自尊对失眠具有直接负向预测作用(P<0.001);神经质人格对失眠具有直接正向预测作用(P<0.001)。见表3。
采用Hayes提出的中介检验方法,通过Bootstrap重复抽样5 000次计算95%置信区间(CI),进一步检验中介效应的显著性(见表4),结果表明,模型中T2DM病人焦虑对失眠的间接效应有统计学意义(总间接效应为0.046,P<0.05),直接效应有统计学意义(直接效应为0.097,P<0.05),总效应=直接效应+总间接效应=0.143(SAS评分每增加1分,AIS评分变化0.143分)。3条显著的中介路径中,路径1(焦虑→自尊→失眠)的间接效应值为0.011,占总效应的7.69%,其95%CI不包含0,表明自尊的中介作用显著;路径2(焦虑→神经质人格→失眠)的间接效应值为0.029,占总效应的20.28%,其95%CI不包含0,表明支持神经质人格的中介作用显著;路径3(焦虑→自尊→神经质人格→失眠)的链式中介效应值为0.007,占总效应的4.90%,其95%CI不包含0,表明自尊与神经质人格构成的链式中介路径显著。具体路径见图1。
本研究结果显示,T2DM病人焦虑与失眠呈正相关(P<0.001),与Asok等[29-30]研究结果类似。疾病会对机体造成一定程度损害,从而导致病人产生焦虑情绪。对于T2DM住院病人而言,除需承受疾病本身的伤害外,病人还需遵循严格的饮食规范,加之身体形态、日常作息模式发生改变等,容易使糖尿病病人出现适应不良,导致焦虑情况加重。受疾病相关治疗和疾病特点(如多尿等)影响,容易引起病人夜间认知唤醒,而焦虑情绪的存在可进一步导致病人入睡困难,睡眠质量不高,出现失眠情况。
本研究结果显示,T2DM病人焦虑程度越重,自尊水平越低,病人失眠越严重。这可能是因为住院病人心理防御机制脆弱,自我评价易受外界影响。饮食结构单一、身体形态改变、长期服药治疗和生活模式改变等均会造成病人焦虑等不良心理,进而导致病人自我评价、自我接纳和自我效能下降,即低自尊形成。恐惧管理理论认为,高自尊能够缓减焦虑对个体心理健康的影响,但当个体长期处于威胁和冲突状态时,自尊的社会适应机制就会受到损害,导致个体产生不良情绪问题,从而容易影响个体夜间睡眠质量[31]。提示有必要对高焦虑的T2DM病人采取提升自尊水平的干预,从而缓减失眠。
本研究结果显示,T2DM病人焦虑程度越重,高神经质特征越明显,病人失眠越严重。这可能是因为焦虑会损害个体的海马和杏仁核体积和功能,导致个体的认知和情绪等发生异常,致使个体难以发展出适应良好的人格功能[32-33]。病人在住院期间容易感到紧张,情绪容易出现波动,表现出高神经质人格的特征,而高神经质个体可能对负性事件和情绪信息加工偏差,导致机体容易表现出适应不良,产生睡眠问题。提示T2DM病人焦虑可以通过影响个体的神经质人格对失眠产生影响。
本研究发现焦虑会明显降低自尊水平并增强神经质人格特质,最终让失眠问题加重。具体而言,和疾病相关的焦虑作为诱发因素,会引发生理唤醒并导致夜间认知侵入,如病人会反复担心出现并发症;低自尊会形成“病情无法控制”的负性自我图式,进而引发睡前的反刍思维[34];而神经质人格会驱动行为维持,使病人对躯体症状进行灾难化解读(如把普通头痛当成脑卒中前兆),还会出现治疗回避行为(如拒绝监测血糖),进而触发睡眠努力悖论,即越关注睡眠反而越容易处于觉醒状态[35]。在T2DM病人中,终身治疗带来的压力作为一种慢性应激源,会不断强化这个传导链条。
值得注意的是,虽然该链式中介路径具有统计学意义(P<0.05),但效应量相对较小(0.007,占总效应的4.90%),原因可能是RSES可能对T2DM病人自尊的疾病特异性维度(如疾病管理自我效能感)捕捉敏感性不足,导致其对失眠的预测力被低估;T2DM病人失眠受生理因素(如夜间血糖波动、多尿)影响更显著,心理路径的贡献相对有限;本研究未纳入疾病管理负担(如胰岛素注射频率)等T2DM的特异性变量,可能掩盖心理路径的部分效应。尽管该链式路径的效应量较小,但其理论意义仍不容忽视,本研究在T2DM病人中证实焦虑损害自尊→加剧神经质倾向→恶化失眠的级联机制,区别于普通人群焦虑→失眠的影响路径研究;该路径提示临床干预不应仅局限于缓解焦虑,还应关注提升病人自尊水平、调节神经质倾向,从而多环节阻断失眠的心理形成机制。
基于焦虑→自尊→神经质人格→失眠的链式中介机制,建议未来可尝试构建结构化的靶向心理护理路径,围绕中介机制关键环节开展适度干预。1)侧重缓解焦虑、提升自尊,由护士协同营养师开展短期支持性干预,包括提供疾病管理教育、组织同伴进行经验分享,并通过积极反馈增强病人自我认同,以RSES评分提升≥2分作为初步效果参考。2)关注由低自尊引发的神经质倾向,建议由护士协同心理治疗师开展认知行为辅导,帮助病人识别并重构疾病相关负性认知,辅以情绪日记撰写与点评,以神经质人格分量表得分降低≥3分作为改善依据。3)针对神经质人格相关的睡眠问题,融入睡眠卫生指导与放松训练,如制定规律作息、减少夜间操作干扰,并引入呼吸练习与正念方法,以AIS评分降低≥3分作为睡眠质量改善的参考标准。本研究提出的中介路径为T2DM失眠病人的心理护理提供了初步理论依据,未来可通过干预研究进一步验证该结构化方案的有效性和临床适用性。
本研究存在局限性。1)本研究虽通过排除标准控制了严重抑郁障碍的影响,但未使用量表量化抑郁症状并作为协变量控制。抑郁与焦虑、失眠密切相关,其潜在影响无法完全排除。未来研究应纳入抑郁测量并进行统计控制,以更清晰地揭示变量间的独立关系。2)本研究纳入的样本为三级甲等医院的T2DM病人,样本异质性可能不足,限制了研究结果在更广泛T2DM病人中的外推性。3)本研究未对T2DM病人疾病周期、并发症数量、降糖药物类型等疾病特异性因素进行探讨,这些因素可能与上述心理机制存在交互作用,未来研究应将其纳入分析框架,以更全面地揭示T2DM病人失眠的心理、生理机制。4)本研究仅评估了T2DM病人的失眠症状,研究结果证实变量间的关系可能也存在于抑郁、创伤应激障碍甚至其他人群中,可进一步完善相关研究。
焦虑不仅能够直接正向预测失眠,还可通过自尊或神经质人格的独立中介作用间接预测失眠或通过自尊-神经质人格的链式中介路径间接影响睡眠。高焦虑常伴随低自尊,致使神经质人格倾向形成,最终增加T2DM病人的失眠风险,提示医务人员可通过中介机制关键环节开展适度干预,有针对性地降低病人焦虑水平,提升病人自尊感,缓解病人神经质人格倾向,从而改善病人睡眠质量与心理健康状态,增强病人疾病管理信心与行为依从性,为提升生活质量和改善长期健康预后提供务实、结构化的护理支持。

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doi: 10.12102/j.issn.1009-6493.2026.02.007
  • 接收时间:2025-09-11
  • 首发时间:2026-10-28
  • 出版时间:2026-01-25
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  • 收稿日期:2025-09-11
  • 修回日期:2025-12-24
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    1西安交通大学城市学院,陕西 710018
    2空军军医大学西京医院

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2种不同金属材料的力学参数
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species
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鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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