ChiCTR2600126757 版本V1.0 版本创建时间2026/06/15 15:06:44 中国临床试验注册中心

审核状态:

Project audit state:

通过审核

Successful

注册号:

Registration number:

ChiCTR2600126757 

最近更新日期:

Date of Last Refreshed on:

2026-06-15 15:06:24 

注册时间:

Date of Registration:

2026-06-15 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

基于RAG与大语言模型的智能问答系统在2型糖尿病患者健康教育中的应用研究

Public title:

Application of a Retrieval-Augmented Generation and Large Language Model–Based Intelligent Question-Answering System in Health Education for Patients With Type 2 Diabetes: A Randomized Controlled Trial

注册题目简写:

English Acronym:

研究课题的正式科学名称:

基于RAG与大语言模型的智能问答系统在2型糖尿病患者健康教育中的应用研究

Scientific title:

Application of a Retrieval-Augmented Generation and Large Language Model–Based Intelligent Question-Answering System in Health Education for Patients With Type 2 Diabetes: A Randomized Controlled Trial

研究课题代号(代码):

Study subject ID:

在二级注册机构或其它机构的注册号:

The registration number of the Partner Registry or other register:

申请注册联系人:

彭双 

研究负责人:

彭双 

Applicant:

Peng Shuang 

Study leader:

Peng Shuang 

申请注册联系人电话:

Applicant telephone:

+86 730 8892040

研究负责人电话:

Study leader's telephone:

+86 730 8892040

申请注册联系人传真 :

Applicant Fax:

研究负责人传真:

Study leader's fax:

申请注册联系人电子邮件:

Applicant E-mail:

1037959011@qq.com

研究负责人电子邮件:

Study leader's E-mail:

1037959011@qq.com

申请单位网址(自愿提供):

Applicant website(voluntary supply):

研究负责人网址(自愿提供):

Study leader's website(voluntary supply):

申请注册联系人通讯地址:

中国湖南省岳阳市岳阳楼区东茅岭路39号

研究负责人通讯地址:

中国湖南省岳阳市岳阳楼区东茅岭路39号

Applicant address:

39 Dongmaoling Road, Yueyanglou District, Yueyang, Hunan, China

Study leader's address:

39 Dongmaoling Road, Yueyanglou District, Yueyang, Hunan, China

申请注册联系人邮政编码:

Applicant postcode:

研究负责人邮政编码:

Study leader's postcode:

申请人所在单位:

岳阳市中心医院

Applicant's institution:

Yueyang Central Hospital

研究负责人所在单位:

岳阳市中心医院

Affiliation of the Leader:

Yueyang Central Hospital

是否获伦理委员会批准:

是/Yes

Approved by ethic committee:

Yes

伦理委员会批件文号:

Approved No. of ethic committee:

岳市中心医院医伦审第(2026-011)号

伦理委员会批件附件:

Approved file of Ethical Committee:

查看附件View

批准本研究的伦理委员会名称:

岳阳市中心医院医学伦理委员会

Name of the ethic committee:

Ethics Committee of Yueyang Central Hospital

伦理委员会批准日期:

Date of approved by ethic committee:

2026-03-23 00:00:00

伦理委员会联系人:

王旭

Contact Name of the ethic committee:

Wang Xu

伦理委员会联系地址:

中国湖南省岳阳市岳阳楼区东茅岭路39号

Contact Address of the ethic committee:

39 Dongmaoling Road, Yueyanglou District, Yueyang, Hunan, China

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 730 8892514

伦理委员会联系人邮箱:

Contact email of the ethic committee:

773595902@qq.com

研究实施负责(组长)单位:

岳阳市中心医院

Primary sponsor:

Yueyang Central Hospital

研究实施负责(组长)单位地址:

中国湖南省岳阳市岳阳楼区东茅岭路39号

Primary sponsor's address:

39 Dongmaoling Road, Yueyanglou District, Yueyang, Hunan, China

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

湖南

市(区县):

Country:

China

Province:

Hunan

City:

单位(医院):

岳阳市中心医院

具体地址:

中国湖南省岳阳市岳阳楼区东茅岭路39号

Institution
hospital:

Yueyang Central Hospital

Address:

39 Dongmaoling Road, Yueyanglou District, Yueyang, Hunan, China

经费或物资来源:

自筹

Source(s) of funding:

Self-funded

Target disease:

Type 2 diabetes

Target disease code:

研究类型:

干预性研究

Study type:

Interventional study

研究所处阶段:

其它 

Study phase:

N/A

研究设计:

随机平行对照 

Study design:

Parallel 

研究目的:

目的探讨基于检索增强生成(RAG)与大语言模型构建的本地化智能问答系统,在2型糖尿病(Type 2 Diabetes Mellitus,T2DM)患者健康教育中的应用效果。  

Objectives of Study:

The aim of this study is to investigate the effectiveness of a localised intelligent question-and-answer system, built using Retrieval-Augmented Generation (RAG) and large language models, in the health education of patients with Type 2 Diabetes Mellitus (T2DM).

药物成份或治疗方案详述:

 

Description for medicine or protocol of treatment in detail:

 

纳入标准:

1. 年龄>=18岁; 2. 符合2024版《中国糖尿病防治指南》中2型糖尿病的诊断标准; 3. 本次为计划内住院,预计住院时间>=7天; 4. 具有良好的视力、听力及沟通能力者; 5. 本人或主要陪护者能熟练使用智能手机及微信。

Inclusion criteria

1. Aged 18 or over; 2. Meets the diagnostic criteria for type 2 diabetes set out in the 2024 edition of the *Chinese Guidelines for the Prevention and Treatment of Diabetes*; 3. This is a planned hospital admission with an expected length of stay of 7 days or more; 4. Possesses good vision, hearing and communication skills; 5. The patient or their primary carer is proficient in using a smartphone and WeChat.

排除标准:

1. 合并严重心、肝、肾、脑等重要脏器功能衰竭或终末期疾病者; 2. 合并精神分裂症、躁郁症等精神疾病,或存在认知障碍、痴呆等无法配合完成量表测评及健康教育干预者; 3. 肢体残疾、视力/听力障碍等无法正常操作智能手机及微信者; 4. 入组前存在糖尿病酮症酸中毒、高渗高血糖综合征等急性严重并发症者; 5. 拒绝参与本研究或无法签署知情同意书者。

Exclusion criteria:

1. Patients with severe failure or end-stage disease of vital organs such as the heart, liver, kidneys, or brain; 2. Patients with psychiatric disorders such as schizophrenia or bipolar disorder, or those with cognitive impairment or dementia who are unable to cooperate in completing scale assessments and health education interventions; 3. Individuals with physical disabilities, visual impairments, or hearing impairments that prevent them from properly operating smartphones and WeChat; 4. Patients who experienced acute severe complications such as diabetic ketoacidosis or hyperosmolar hyperglycemic syndrome prior to enrollment; 5. Individuals who refuse to participate in this study or are unable to sign the informed consent form.

研究实施时间:

Study execute time:

From 2026-03-01 00:00:00 To 2026-12-31 00:00:00  

征募观察对象时间:

Recruiting time:

From 2026-06-17 00:00:00 To 2026-07-31 00:00:00  

干预措施:

Interventions:

组别:

试验组

样本量:

60

Group:

Trial group

Sample size:

干预措施:

在常规健康宣教的方式上引入基于RAG与大语言模型的智能问答系统辅助宣教。

干预措施代码:

Intervention:

Introducing an intelligent question-and-answer system based on RAG and large language models to support health education in conventional settings

Intervention code:

组别:

对照组

样本量:

60

Group:

Control group

Sample size:

干预措施:

采用常规的健康宣教方式,包括口头宣教和纸质材料的发放。

干预措施代码:

Intervention:

Conventional health education methods were employed, including verbal guidance and the distribution of printed materials.

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

湖南 

市(区县):

 

Country:

China 

Province:

Hunan 

City:

 

单位(医院):

岳阳市中心医院 

单位级别:

三级甲等 

Institution
hospital:

Yueyang Central Hospital

Level of the institution:

Tertiary A

测量指标:

Outcomes:

指标中文名:

血糖水平

指标类型:

主要指标

Outcome:

Blood sugar levels

Type:

Primary indicator

测量时间点:

入院当日和出院当日

测量方法:

取手指血用血糖仪测量

Measure time point of outcome:

The day of admission and the day of discharge

Measure method:

Measure blood glucose with a glucometer using finger-prick blood

指标中文名:

自我管理行为水平

指标类型:

次要指标

Outcome:

Level of self-management behavior

Type:

Secondary indicator

测量时间点:

入院当日和出院当日

测量方法:

2型糖尿病自我管理行为量表

Measure time point of outcome:

The day of admission and the day of discharge

Measure method:

Type 2 Diabetes Self-Management Behavior Scale

指标中文名:

住院期间不良事件发生率

指标类型:

主要指标

Outcome:

The incidence of adverse events during hospitalization

Type:

Primary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

智能问答系统使用依从性

指标类型:

主要指标

Outcome:

Compliance in the use of intelligent question-answering systems

Type:

Primary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

血液

组织:

Sample Name:

Blood

Tissue:

人体标本去向

使用后销毁  

说明

Fate of sample:

Destruction after use  

Note:

征募研究对象情况:

Recruiting status:

尚未开始

Not yet recruiting

年龄范围:

Participant age:

最小 Min age 18 years
最大 Max age NA years

性别:

男女均可

Gender:

Both

随机方法(请说明由何人用什么方法产生随机序列):

研究者采用随机数字表

Randomization Procedure (please state who generates the random number sequence and by what method):

Researchers adopted a random number table

是否公开试验完成后的统计结果:

Calculated Results after the Study Completed public access:

不公开/Private

盲法:

开放标签,对评估者隐藏分组

Blinding:

Open-label study with blinded-evaluators

是否共享原始数据:

IPD sharing

No

共享原始数据的方式(说明:请填入公开原始数据日期和方式,如采用网络平台,需填该网络平台名称和网址):

不共享

The way of sharing IPD”(include metadata and protocol, If use web-based public database, please provide the url):

Do not share

数据采集和管理(说明:数据采集和管理由两部分组成,一为病例记录表(Case Record Form, CRF),二为电子采集和管理系统(Electronic Data Capture, EDC),如ResMan即为一种基于互联网的EDC:

数据采集和管理由两部分组成,一为纸质版病例记录表(Case Record Form,CRF),二为电子采集和管理系统,如问卷星和小程序平台

Data collection and Management (A standard data collection and management system include a CRF and an electronic data capture:

Data collection and management consist of two parts: one is the paper-based Case Record Form (CRF), and the other is electronic collection and management systems such as Wenjuanxing and mini-program platforms.

数据与安全监察委员会:

Data and Safety Monitoring Committee:

有/Yes

注册人:

Name of Registration:

 2026-06-15 15:06:24