Article(id=1311350100320944602, tenantId=1146029695717560320, journalId=1227665162245664772, issueId=1311349984730116963, articleNumber=null, orderNo=null, doi=10.20043/j.cnki.MPM.202509324, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1758211200000, receivedDateStr=2025-09-19, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1790579827623, onlineDateStr=2026-09-28, pubDate=1784908800000, pubDateStr=2026-07-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1790579827623, onlineIssueDateStr=2026-09-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1790579827623, creator=13701087609, updateTime=1790579827623, updator=13701087609, issue=Issue{id=1311349984730116963, tenantId=1146029695717560320, journalId=1227665162245664772, year='2026', volume='53', issue='14', pageStart='2497', pageEnd='2688', issueExtLink='null', onlineDate='null', pubDate='1784908800000', pubDateStr='2026-07-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1790579800064, creator='13701087609', updateTime=1790588348354, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1311385838924169506, tenantId=1146029695717560320, journalId=1227665162245664772, issueId=1311349984730116963, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1311385838924169507, tenantId=1146029695717560320, journalId=1227665162245664772, issueId=1311349984730116963, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=2502, endPage=2509, ext={EN=ArticleExt(id=1311350100539048411, articleId=1311350100320944602, tenantId=1146029695717560320, journalId=1227665162245664772, language=EN, title=Construction and validation of a risk prediction model for frailty among older adults living alone, columnId=1228016567443718970, journalTitle=Modern Preventive Medicine, columnName=Epidemiology and Statistical Methods Advances, runingTitle=null, highlight=null, articleAbstract=
Objective To construct a predictive model for frailty risk among older adults living alone, identify key influencing factors, and provide scientific evidence for early screening and intervention of frailty.
Methods Using data from the 2018 China Health and Retirement Longitudinal Study, 1 758 individuals aged 60 years and older living alone were enrolled. The dataset was divided into a training set (n=1 230) and a validation set (n=528) at a 7:3 ratio. The Frailty Index was constructed to assess frailty. Predictor variables were identified using a health ecology model, and LASSO regression and multivariable logistic regression were employed to select predictors influencing frailty in older adults living alone, thereby constructing a risk prediction model. Model performance was evaluated using metrics such as the area under the ROC curve, calibration curves and decision-making analysis curves.
Results The frailty detection rate among older adults living alone was 24.6%. LASSO regression identified six potential predictors. Multivariate logistic regression revealed that advanced age, female gender, and poor sleep quality were risk factors for frailty among older adults living alone, while exercise and social engagement served as protective factors. In model validation, the area under the ROC curve was 0.822 for the training set and 0.767 for the validation set, and Hosmer-Lemeshow test value P > 0.05. Decision curve analysis indicated that the model demonstrated significantly superior net benefit compared to extreme scenarios within the 0.1-0.75 interval.
Conclusion The frailty risk prediction model developed for older adults living alone in this study exhibits good predictive performance and clinical applicability, providing a reference for primary healthcare workers to conduct frailty screening among key populations.
, authors=Shu-chen XIE
1, 2, 3, 4, Xiao-qing ZHAO
2, 3, 4, 5, Jin-man DU
1, 2, 3, 4, Xiao-lan YANG
1, 2, 3, 4, Zhi-wei DONG
1, 2, 3, 4, Hai-yan LI
1, 2, 3, 4, Qi JING
1, 2, 3, 4, authorsList=Shu-chen XIE, Xiao-qing ZHAO, Jin-man DU, Xiao-lan YANG, Zhi-wei DONG, Hai-yan LI, Qi JING, authorCompany=null, correspAuthors=Hai-yan LI, Qi JING, authorNote=null, correspAuthorsNote=null, 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=1311350103487644138, articleId=1311350100320944602, tenantId=1146029695717560320, journalId=1227665162245664772, language=CN, title=独居老年人衰弱的风险预测模型构建与验证研究, columnId=1228016567632462653, journalTitle=现代预防医学, columnName=流行病与统计方法, runingTitle=null, highlight=null, articleAbstract=
目的 构建独居老年人衰弱的风险预测模型,识别关键影响因素,为衰弱的早筛查、早干预提供科学依据。
方法 采用2018年中国老年健康影响因素跟踪调查数据,纳入1 758例60岁及以上的独居老年人作为研究对象,按7∶3分为训练集(n=1 230)与验证集(n=528)。构建衰弱指数评估衰弱状态,基于健康生态学模型筛选预测变量,利用LASSO回归和多因素logistic回归筛选出影响独居老年人衰弱的预测变量,并构建风险预测模型。通过ROC曲线下面积、校准曲线、决策分析曲线等指标评估模型性能。
结果 独居老年人衰弱检出率为24.6%。LASSO回归筛选出6 个潜在预测变量;多因素logistic回归显示,高龄、女性、睡眠质量差是独居老年人衰弱的危险因素,而锻炼、社会参与为保护因素。模型验证中,训练集和验证集的ROC曲线下面积为0.822和0.767,Hosmer-Lemeshow检验值P>0.05。决策曲线分析显示模型在0.1~0.75区间临床净效益显著优于极端情况。
结论 本研究构建的独居老年人衰弱风险预测模型具有较好的预测效能及临床适用性,为基层卫生人员开展重点人群衰弱筛查提供参考依据。
, authors=谢抒宸
1, 2, 3, 4, 赵晓晴
2, 3, 4, 5, 杜金曼
1, 2, 3, 4, 杨小兰
1, 2, 3, 4, 董志伟
1, 2, 3, 4, 李海燕
1, 2, 3, 4, 井淇
1, 2, 3, 4, authorsList=谢抒宸, 赵晓晴, 杜金曼, 杨小兰, 董志伟, 李海燕, 井淇, authorCompany=null, correspAuthors=李海燕, 井淇, authorNote=
谢抒宸(2002—),女,硕士,研究方向:脆弱人群健康管理
, correspAuthorsNote=
井淇与李海燕为共同通信作者。
, copyrightStatement=
本刊刊出的所有文章不代表中华预防医学会和本刊编委会的观点,除非特别声明。, copyrightOwner=中华预防医学会和四川大学华西公共卫生学院, extLink=null, articleAbsUrl=null, sourceXml=lngzQSfOoxDK0vIkLn5QAA==, magXml=4TqxwOb0deaGsntYE7fidw==, pdfUrl=null, pdf=tbDLvwKw1pX7HjlmrkHEmA==, pdfFileSize=1486283, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=rr+rJ76Hy9RnBi5DbN0ZRQ==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=jDUOXDenDWH4RgMnnwTrgw==, mapNumber=null, fund=null)}, authors=[Author(id=1311350104171315703, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1311350104259396092, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, authorId=1311350104171315703, language=EN, stringName=Shu-chen XIE, firstName=Shu-chen, middleName=null, lastName=XIE, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.山东第二医科大学管理学院,山东 潍坊 261053
2.“健康山东”重大社会风险预测与治理协同创新中心
3.山东第二医科大学康复健康研究院
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2.“健康山东”重大社会风险预测与治理协同创新中心
3.山东第二医科大学康复健康研究院
4.山东第二医科大学ICF研究院
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1.山东第二医科大学管理学院,山东 潍坊 261053
2.“健康山东”重大社会风险预测与治理协同创新中心
3.山东第二医科大学康复健康研究院
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1.山东第二医科大学管理学院,山东 潍坊 261053
2.“健康山东”重大社会风险预测与治理协同创新中心
3.山东第二医科大学康复健康研究院
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5.山东第二医科大学公共卫生学院)])], figs=[ArticleFig(id=1311350109594550841, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Fig.1, caption=
Sample flowchart, figureFileSmall=cexkgISoBnQCt8vh+AoURg==, figureFileBig=rr+rJ76Hy9RnBi5DbN0ZRQ==, tableContent=null), ArticleFig(id=1311350110034952762, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图1, caption=
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Coefficient distribution plot, figureFileSmall=tvke5dEo/L9EchMR4G/q/A==, figureFileBig=WEXNXtk4JNMkxmmNQKr3WQ==, tableContent=null), ArticleFig(id=1311350113721745981, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图2, caption=
系数分布图, figureFileSmall=tvke5dEo/L9EchMR4G/q/A==, figureFileBig=WEXNXtk4JNMkxmmNQKr3WQ==, tableContent=null), ArticleFig(id=1311350113797243454, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Fig.3, caption=
Cross-validation curves for LASSO regression, figureFileSmall=0fvRKZhKUvzBK5Lqd3+LZQ==, figureFileBig=twdSQ6NsuARAgGtCur8uiQ==, tableContent=null), ArticleFig(id=1311350113868546623, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图3, caption=
LASSO回归交叉验证曲线, figureFileSmall=0fvRKZhKUvzBK5Lqd3+LZQ==, figureFileBig=twdSQ6NsuARAgGtCur8uiQ==, tableContent=null), ArticleFig(id=1311350113944044096, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Fig.4, caption=
Nomogram for the risk of frailty in older adults living alone, figureFileSmall=wGgsu4KJub3hgbGlcc/WoA==, figureFileBig=9pIW/F7uh1LqJFyMKMVfcQ==, tableContent=null), ArticleFig(id=1311350114132787777, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图4, caption=
独居老年人衰弱风险列线图, figureFileSmall=wGgsu4KJub3hgbGlcc/WoA==, figureFileBig=9pIW/F7uh1LqJFyMKMVfcQ==, tableContent=null), ArticleFig(id=1311350114241839682, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Fig.5, caption=
ROC curve analysis in the training and test sets, figureFileSmall=mK1kPC2Iz6iiSdUD1aKr+A==, figureFileBig=OpK4z/chNIHXwrjTazGDaw==, tableContent=null), ArticleFig(id=1311350114338308675, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图5, caption=
训练集和验证集的ROC曲线分析注:A为训练集,B为验证集。
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Calibration curve analysis in the training and test sets, figureFileSmall=3AXefq0k/tTD5pXJM8U/Aw==, figureFileBig=y02jPKOwJ3KX6Q03DC6tKQ==, tableContent=null), ArticleFig(id=1311350114631909957, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图6, caption=
训练集与验证集的校准曲线分析注:A为训练集,B为验证集。
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DCA curve analysis in the training and test sets, figureFileSmall=RY0TeHsufyWMwrILk3zarA==, figureFileBig=qwbCNTiQtbNjH/d33WkTHQ==, tableContent=null), ArticleFig(id=1311350114963259975, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=图7, caption=
训练集与验证集的DCA曲线分析注:A为训练集,B为验证集。
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Calculation criteria and scoring for the frailty index
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| 分类 | 内容 | 得分 |
|---|
| 失能 | 洗澡、穿衣、如厕、床椅移动、控制大小便、吃饭、串门、外出购物、做饭、洗衣服、连续走2里路、连续蹲下站起三次、提起5公斤物品、乘坐公共交通工具出行 | 不能独立完成=1;能够独立完成=0 |
| 躯体功能 | 手触颈根、手触后腰、手臂上举、独立站起、捡起地上的书 | 不能独立完成=1;能够独立完成=0 |
| 疾病 | 11项慢性病患病情况(包括高血压、糖尿病、心脏病、中风/脑血管疾病、支气管炎/哮喘、癌症、肺结核、胃肠溃疡、帕金森、关节炎、褥疮) | 每患1项计1分 |
| 自评健康 | 自评健康状况 | 不好/很不好=1;很好/好/一般=0 |
| 自评近一年健康状况是否改变 | 差一些/差多了=1;好多了/好一些/没变=0 |
| 抑郁 | 流调中心抑郁量表(CES-D)[12] | ≤26分(抑郁症状)=1;>26分=0 |
| 认知功能 | 简易智力状态检查量表(MMSE)[13] | <18分(认知障碍)=1;≥18分=0 |
| 视力 | 不戴眼镜,是否能看清圆圈的开口 | 看不清缺口方向/看不清/失明=1;能看清缺口方向=0 |
| 听力 | 是否有听力困难 | 是=1;否=0 |
| 其他 | 心率 | 心率不齐=1;心率正常=0 |
| 访问员评价调查对象健康状况 | 身体虚弱/体弱多病=1;相当健康/比较健康=0 |
| 过去两年患过几次重病 | 2次及以上=2;1次=1;未患过=0 |
| 总分 | | 40 |
), ArticleFig(id=1311350116741644873, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=表1, caption=
衰弱指数的计算条目及赋分情况
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分类 | 内容 | 得分 |
|---|
| 失能 | 洗澡、穿衣、如厕、床椅移动、控制大小便、吃饭、串门、外出购物、做饭、洗衣服、连续走2里路、连续蹲下站起三次、提起5公斤物品、乘坐公共交通工具出行 | 不能独立完成=1;能够独立完成=0 |
| 躯体功能 | 手触颈根、手触后腰、手臂上举、独立站起、捡起地上的书 | 不能独立完成=1;能够独立完成=0 |
| 疾病 | 11项慢性病患病情况(包括高血压、糖尿病、心脏病、中风/脑血管疾病、支气管炎/哮喘、癌症、肺结核、胃肠溃疡、帕金森、关节炎、褥疮) | 每患1项计1分 |
| 自评健康 | 自评健康状况 | 不好/很不好=1;很好/好/一般=0 |
| 自评近一年健康状况是否改变 | 差一些/差多了=1;好多了/好一些/没变=0 |
| 抑郁 | 流调中心抑郁量表(CES-D)[12] | ≤26分(抑郁症状)=1;>26分=0 |
| 认知功能 | 简易智力状态检查量表(MMSE)[13] | <18分(认知障碍)=1;≥18分=0 |
| 视力 | 不戴眼镜,是否能看清圆圈的开口 | 看不清缺口方向/看不清/失明=1;能看清缺口方向=0 |
| 听力 | 是否有听力困难 | 是=1;否=0 |
| 其他 | 心率 | 心率不齐=1;心率正常=0 |
| 访问员评价调查对象健康状况 | 身体虚弱/体弱多病=1;相当健康/比较健康=0 |
| 过去两年患过几次重病 | 2次及以上=2;1次=1;未患过=0 |
| 总分 | | 40 |
), ArticleFig(id=1311350116846502474, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Table 2, caption=
Definitions and values of predictor variables
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| 层级 | 变量 | 定义 |
|---|
| 个人特征层 | 年龄 | 60~69岁=1,70~79岁=2,80~89岁=3,90岁及以上=4 |
| 性别 | 男=1,女=2 |
| 行为特征层 | 吸烟情况 | 从不吸烟=1,曾经吸烟=2,现在吸烟=3 |
| 饮酒情况 | 从不饮酒=1,曾经饮酒=2,现在饮酒=3 |
| 睡眠质量 | 很好/好=1,一般=2,不好/很不好=3 |
| 锻炼情况 | 经常进行有目的的健身活动=1,未进行=0 |
| 社会参与 | 参加太极拳、广场舞、串门等社会活动中任意一项=1,未参与=0 |
| 生活满意度 | 很好/好=1,一般=2,不好/很不好=3 |
| 人际网络层 | 婚姻状况 | 已婚并同居=1,已婚不同居/离婚/丧偶/从未结过婚=0 |
| 代际生活照料 | 身体不舒服时由儿子/儿媳/女儿/女婿/孙子女进行生活照料=1,其他人/无人帮助=2 |
| 代际情感慰藉 | 子女经常探望=1,否则=0 |
| | 子女经常通讯联系=1,否则=0 |
| 代际经济支持 | 近一年子女给予100元及以上的现金支持=1,否则=0 |
| 社区支持 | 获得社区提供的医疗保健、日常护理、心理照顾和法律支持四类服务中的任意一项=1,未获得=0 |
| 生活和工作条件层 | 文化程度 | 文盲=1,小学=2,小学以上=3 |
| 居住地 | 城镇=1,农村=2 |
| 就业情况 | 专业技术人员类(专业技术人员、医生、教师和行政管理人员)=1,一般职员类(一般职员、服务人员、工人、自由职业者和军人)=2,农民及其他类(农民、家务劳动者、无业人员和其他)=3 |
| 生活水平 | 收入够用=1,收入不够用=0 |
| 政策环境层 | 养老保险 | 享有退休金、养老金、商业养老保险中的任意一项=1,未享有=0 |
| 医疗保险 | 享有公费医疗、城镇职工/居民医疗保险、新型农村合作医疗保险和商业医疗保险中的任意一项=1,未享有=0 |
), ArticleFig(id=1311350117072994891, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=表2, caption=
预测变量的定义及赋值情况
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| 层级 | 变量 | 定义 |
|---|
| 个人特征层 | 年龄 | 60~69岁=1,70~79岁=2,80~89岁=3,90岁及以上=4 |
| 性别 | 男=1,女=2 |
| 行为特征层 | 吸烟情况 | 从不吸烟=1,曾经吸烟=2,现在吸烟=3 |
| 饮酒情况 | 从不饮酒=1,曾经饮酒=2,现在饮酒=3 |
| 睡眠质量 | 很好/好=1,一般=2,不好/很不好=3 |
| 锻炼情况 | 经常进行有目的的健身活动=1,未进行=0 |
| 社会参与 | 参加太极拳、广场舞、串门等社会活动中任意一项=1,未参与=0 |
| 生活满意度 | 很好/好=1,一般=2,不好/很不好=3 |
| 人际网络层 | 婚姻状况 | 已婚并同居=1,已婚不同居/离婚/丧偶/从未结过婚=0 |
| 代际生活照料 | 身体不舒服时由儿子/儿媳/女儿/女婿/孙子女进行生活照料=1,其他人/无人帮助=2 |
| 代际情感慰藉 | 子女经常探望=1,否则=0 |
| | 子女经常通讯联系=1,否则=0 |
| 代际经济支持 | 近一年子女给予100元及以上的现金支持=1,否则=0 |
| 社区支持 | 获得社区提供的医疗保健、日常护理、心理照顾和法律支持四类服务中的任意一项=1,未获得=0 |
| 生活和工作条件层 | 文化程度 | 文盲=1,小学=2,小学以上=3 |
| 居住地 | 城镇=1,农村=2 |
| 就业情况 | 专业技术人员类(专业技术人员、医生、教师和行政管理人员)=1,一般职员类(一般职员、服务人员、工人、自由职业者和军人)=2,农民及其他类(农民、家务劳动者、无业人员和其他)=3 |
| 生活水平 | 收入够用=1,收入不够用=0 |
| 政策环境层 | 养老保险 | 享有退休金、养老金、商业养老保险中的任意一项=1,未享有=0 |
| 医疗保险 | 享有公费医疗、城镇职工/居民医疗保险、新型农村合作医疗保险和商业医疗保险中的任意一项=1,未享有=0 |
), ArticleFig(id=1311350117156880972, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Table 3, caption=
Overview of the training andtest sets[n(%)]
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| 变量 | 总样本 (n=1 758) | 训练集 (n=1 230) | 验证集 (n=528) | χ2 | P |
|---|
| 衰弱 | | | | 0.482 | 0.487 |
| 否 | 1 326(75.43) | 922(74.96) | 404(76.52) | | |
| 是 | 432(24.57) | 308(25.04) | 124(23.48) | | |
| 性别 | | | | 0.914 | 0.339 |
| 男 | 653(37.14) | 448(36.42) | 205(38.83) | | |
| 女 | 1 105(62.86) | 782(63.58) | 323(61.17) | | |
| 年龄(岁) | | | | 1.751 | 0.626 |
| 60~69 | 125(7.11) | 92(7.48) | 33(6.25) | | |
| 70~79 | 427(24.29) | 290(23.58) | 137(25.95) | | |
| 80~89 | 632(35.59) | 446(36.26) | 186(35.23) | | |
| ≥90 | 574(32.65) | 402(32.68) | 172(32.58) | | |
| 文化程度 | | | | 5.667 | 0.059 |
| 文盲 | 976(55.52) | 705(57.32) | 271(51.33) | | |
| 小学 | 544(30.94) | 362(29.43) | 182(34.47) | | |
| 小学以上 | 238(13.54) | 163(13.25) | 75(14.20) | | |
| 居住地 | | | | 5.584 | 0.999 |
| 城镇 | 1 152(65.53) | 806(65.53) | 346(65.53) | | |
| 农村 | 606(34.47) | 424(34.47) | 182(34.47) | | |
| 婚姻状况 | | | | 0.001 | 0.971 |
| 无配偶 | 1 652(93.97) | 1 156(93.98) | 496(93.94) | | |
| 有配偶 | 106(6.03) | 74(6.02) | 32(6.06) | | |
| 就业情况 | | | | 3.099 | 0.212 |
| 专业技术人员 | 129(7.34) | 83(6.75) | 46(8.71) | | |
| 一般职员 | 270(15.36) | 197(16.02) | 73(13.83) | | |
| 农民及其他 | 1 359(77.30) | 950(77.24) | 409(77.46) | | |
| 养老保险 | | | | 0.699 | 0.403 |
| 无 | 1 197(68.09) | 830(67.48) | 367(69.51) | | |
| 有 | 561(31.91) | 400(32.52) | 161(30.49) | | |
| 医疗保险 | | | | 2.601 | 0.107 |
| 无 | 244(13.88) | 160(13.01) | 84(15.91) | | |
| 有 | 1 514(86.12) | 1 070(86.99) | 444(84.09) | | |
| 睡眠质量 | | | | 2.833 | 0.243 |
| 好 | 850(48.35) | 593(48.21) | 257(48.67) | | |
| 一般 | 580(32.99) | 418(33.98) | 162(30.68) | | |
| 不好 | 328(18.66) | 219(17.80) | 109(20.64) | | |
| 锻炼情况 | | | | 0.099 | 0.753 |
| 无 | 454(25.82) | 315(25.61) | 139(26.33) | | |
| 有 | 1 304(74.18) | 915(74.39) | 389(73.67) | | |
| 社会参与 | | | | 0.801 | 0.371 |
| 无 | 82(4.66) | 61(4.96) | 21(3.98) | | |
| 有 | 1 676(95.34) | 1 169(95.04) | 507(96.02) | | |
| 吸烟 | | | | 3.272 | 0.195 |
| 从未吸烟 | 1 315(74.80) | 935(75.61) | 380(71.97) | | |
| 曾经吸烟 | 188(10.69) | 124(10.08) | 64(12.12) | | |
| 现在吸烟 | 255(14.51) | 171(13.90) | 84(15.91) | | |
| 饮酒 | | | | 1.765 | 0.414 |
| 从未饮酒 | 1 337(76.05) | 930(75.61) | 407(77.08) | | |
| 曾经饮酒 | 166(9.44) | 113(9.19) | 53(10.04) | | |
| 现在饮酒 | 255(14.51) | 187(15.20) | 68(12.88) | | |
| 生活满意度 | | | | 1.176 | 0.555 |
| 好 | 1 071(60.92) | 752(61.14) | 319(60.42) | | |
| 一般 | 602(34.24) | 423(34.39) | 179(33.90) | | |
| 不好 | 85(4.84) | 55(4.47) | 30(5.68) | | |
| 收入是否够用 | | | | 0.372 | 0.541 |
| 否 | 282(16.04) | 193(15.69) | 89(16.86) | | |
| 是 | 1 476(83.96) | 1 037(84.31) | 439(83.14) | | |
| 生活照料 | | | | 0.976 | 0.323 |
| 否 | 338(19.23) | 229(18.62) | 109(20.64) | | |
| 是 | 1 420(80.77) | 1 001(81.38) | 419(79.36) | | |
| 代际探望 | | | | 0.027 | 0.870 |
| 否 | 240(13.65) | 169(13.74) | 71(13.45) | | |
| 是 | 1 518(86.35) | 1 061(86.26) | 457(86.55) | | |
| 代际联系 | | | | 0.006 | 0.939 |
| 否 | 248(14.11) | 173(14.07) | 75(14.20) | | |
| 是 | 1 510(85.89) | 1 057(85.93) | 453(85.80) | | |
| 子女经济支持 | | | | 1.432 | 0.231 |
| 否 | 555(31.57) | 399(32.44) | 156(29.55) | | |
| 是 | 1 203(68.43) | 831(67.56) | 372(70.45) | | |
| 社区支持 | | | | 0.950 | 0.330 |
| 否 | 683(38.85) | 487(39.59) | 196(37.12) | | |
| 是 | 1 075(61.15) | 743(60.41) | 332(62.88) | | |
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训练集和验证集的基本情况[例(%)]
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| 变量 | 总样本 (n=1 758) | 训练集 (n=1 230) | 验证集 (n=528) | χ2 | P |
|---|
| 衰弱 | | | | 0.482 | 0.487 |
| 否 | 1 326(75.43) | 922(74.96) | 404(76.52) | | |
| 是 | 432(24.57) | 308(25.04) | 124(23.48) | | |
| 性别 | | | | 0.914 | 0.339 |
| 男 | 653(37.14) | 448(36.42) | 205(38.83) | | |
| 女 | 1 105(62.86) | 782(63.58) | 323(61.17) | | |
| 年龄(岁) | | | | 1.751 | 0.626 |
| 60~69 | 125(7.11) | 92(7.48) | 33(6.25) | | |
| 70~79 | 427(24.29) | 290(23.58) | 137(25.95) | | |
| 80~89 | 632(35.59) | 446(36.26) | 186(35.23) | | |
| ≥90 | 574(32.65) | 402(32.68) | 172(32.58) | | |
| 文化程度 | | | | 5.667 | 0.059 |
| 文盲 | 976(55.52) | 705(57.32) | 271(51.33) | | |
| 小学 | 544(30.94) | 362(29.43) | 182(34.47) | | |
| 小学以上 | 238(13.54) | 163(13.25) | 75(14.20) | | |
| 居住地 | | | | 5.584 | 0.999 |
| 城镇 | 1 152(65.53) | 806(65.53) | 346(65.53) | | |
| 农村 | 606(34.47) | 424(34.47) | 182(34.47) | | |
| 婚姻状况 | | | | 0.001 | 0.971 |
| 无配偶 | 1 652(93.97) | 1 156(93.98) | 496(93.94) | | |
| 有配偶 | 106(6.03) | 74(6.02) | 32(6.06) | | |
| 就业情况 | | | | 3.099 | 0.212 |
| 专业技术人员 | 129(7.34) | 83(6.75) | 46(8.71) | | |
| 一般职员 | 270(15.36) | 197(16.02) | 73(13.83) | | |
| 农民及其他 | 1 359(77.30) | 950(77.24) | 409(77.46) | | |
| 养老保险 | | | | 0.699 | 0.403 |
| 无 | 1 197(68.09) | 830(67.48) | 367(69.51) | | |
| 有 | 561(31.91) | 400(32.52) | 161(30.49) | | |
| 医疗保险 | | | | 2.601 | 0.107 |
| 无 | 244(13.88) | 160(13.01) | 84(15.91) | | |
| 有 | 1 514(86.12) | 1 070(86.99) | 444(84.09) | | |
| 睡眠质量 | | | | 2.833 | 0.243 |
| 好 | 850(48.35) | 593(48.21) | 257(48.67) | | |
| 一般 | 580(32.99) | 418(33.98) | 162(30.68) | | |
| 不好 | 328(18.66) | 219(17.80) | 109(20.64) | | |
| 锻炼情况 | | | | 0.099 | 0.753 |
| 无 | 454(25.82) | 315(25.61) | 139(26.33) | | |
| 有 | 1 304(74.18) | 915(74.39) | 389(73.67) | | |
| 社会参与 | | | | 0.801 | 0.371 |
| 无 | 82(4.66) | 61(4.96) | 21(3.98) | | |
| 有 | 1 676(95.34) | 1 169(95.04) | 507(96.02) | | |
| 吸烟 | | | | 3.272 | 0.195 |
| 从未吸烟 | 1 315(74.80) | 935(75.61) | 380(71.97) | | |
| 曾经吸烟 | 188(10.69) | 124(10.08) | 64(12.12) | | |
| 现在吸烟 | 255(14.51) | 171(13.90) | 84(15.91) | | |
| 饮酒 | | | | 1.765 | 0.414 |
| 从未饮酒 | 1 337(76.05) | 930(75.61) | 407(77.08) | | |
| 曾经饮酒 | 166(9.44) | 113(9.19) | 53(10.04) | | |
| 现在饮酒 | 255(14.51) | 187(15.20) | 68(12.88) | | |
| 生活满意度 | | | | 1.176 | 0.555 |
| 好 | 1 071(60.92) | 752(61.14) | 319(60.42) | | |
| 一般 | 602(34.24) | 423(34.39) | 179(33.90) | | |
| 不好 | 85(4.84) | 55(4.47) | 30(5.68) | | |
| 收入是否够用 | | | | 0.372 | 0.541 |
| 否 | 282(16.04) | 193(15.69) | 89(16.86) | | |
| 是 | 1 476(83.96) | 1 037(84.31) | 439(83.14) | | |
| 生活照料 | | | | 0.976 | 0.323 |
| 否 | 338(19.23) | 229(18.62) | 109(20.64) | | |
| 是 | 1 420(80.77) | 1 001(81.38) | 419(79.36) | | |
| 代际探望 | | | | 0.027 | 0.870 |
| 否 | 240(13.65) | 169(13.74) | 71(13.45) | | |
| 是 | 1 518(86.35) | 1 061(86.26) | 457(86.55) | | |
| 代际联系 | | | | 0.006 | 0.939 |
| 否 | 248(14.11) | 173(14.07) | 75(14.20) | | |
| 是 | 1 510(85.89) | 1 057(85.93) | 453(85.80) | | |
| 子女经济支持 | | | | 1.432 | 0.231 |
| 否 | 555(31.57) | 399(32.44) | 156(29.55) | | |
| 是 | 1 203(68.43) | 831(67.56) | 372(70.45) | | |
| 社区支持 | | | | 0.950 | 0.330 |
| 否 | 683(38.85) | 487(39.59) | 196(37.12) | | |
| 是 | 1 075(61.15) | 743(60.41) | 332(62.88) | | |
), ArticleFig(id=1311350117324653134, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=EN, label=Table 4, caption=
Results of the logistic regression analysis on frailty among older adults living alone (n=1 758)
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| 变量 | B | SE | Wald χ2 | P | OR值(95%CI) |
|---|
| 年龄(参照:60~69岁) | | | | | |
| 70~79岁 | 1.138 | 0.755 | 2.274 | 0.132 | 3.122(0.711~13.709) |
| 80~89岁 | 2.171 | 0.730 | 8.847 | 0.003 | 8.767(2.097~36.655) |
| 90岁及以上 | 3.526 | 0.728 | 23.484 | <0.001 | 33.976(8.164~141.397) |
| 性别(参照:男) | | | | | |
| 女 | 0.358 | 0.167 | 4.562 | 0.033 | 1.430(1.030~1.985) |
| 生活满意度(参照:好) | | | | | |
| 一般 | 0.161 | 0.169 | 0.909 | 0.340 | 1.175(0.843~1.638) |
| 不好 | 0.619 | 0.353 | 3.080 | 0.079 | 1.858(0.930~3.709) |
| 睡眠质量(参照:好) | | | | | |
| 一般 | 0.543 | 0.178 | 9.300 | 0.002 | 1.721(1.214~2.439) |
| 不好 | 0.898 | 0.216 | 17.216 | <0.001 | 2.454(1.606~3.750) |
| 锻炼情况(参照:无) | | | | | |
| 有 | -0.848 | 0.193 | 19.403 | <0.001 | 0.428(0.294~0.625) |
| 社会参与(参照:否) | | | | | |
| 是 | -2.440 | 0.420 | 33.799 | <0.001 | 0.087(0.038~0.198) |
), ArticleFig(id=1311350117408539215, tenantId=1146029695717560320, journalId=1227665162245664772, articleId=1311350100320944602, language=CN, label=表4, caption=
独居老年人衰弱的logistic回归分析结果(n=1 758)
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| 变量 | B | SE | Wald χ2 | P | OR值(95%CI) |
|---|
| 年龄(参照:60~69岁) | | | | | |
| 70~79岁 | 1.138 | 0.755 | 2.274 | 0.132 | 3.122(0.711~13.709) |
| 80~89岁 | 2.171 | 0.730 | 8.847 | 0.003 | 8.767(2.097~36.655) |
| 90岁及以上 | 3.526 | 0.728 | 23.484 | <0.001 | 33.976(8.164~141.397) |
| 性别(参照:男) | | | | | |
| 女 | 0.358 | 0.167 | 4.562 | 0.033 | 1.430(1.030~1.985) |
| 生活满意度(参照:好) | | | | | |
| 一般 | 0.161 | 0.169 | 0.909 | 0.340 | 1.175(0.843~1.638) |
| 不好 | 0.619 | 0.353 | 3.080 | 0.079 | 1.858(0.930~3.709) |
| 睡眠质量(参照:好) | | | | | |
| 一般 | 0.543 | 0.178 | 9.300 | 0.002 | 1.721(1.214~2.439) |
| 不好 | 0.898 | 0.216 | 17.216 | <0.001 | 2.454(1.606~3.750) |
| 锻炼情况(参照:无) | | | | | |
| 有 | -0.848 | 0.193 | 19.403 | <0.001 | 0.428(0.294~0.625) |
| 社会参与(参照:否) | | | | | |
| 是 | -2.440 | 0.420 | 33.799 | <0.001 | 0.087(0.038~0.198) |
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