CHARLS研究中的数据新视角：分段线性回归深度复现

    错过后悔！捕捉非线性趋势的变化--分段线性回归！

• codebook查询功能，目前支持CHARLS, CHNS, CLHLS, ELSA, MHAS, SHARE, HRS数据库。

• 数据预览功能，根据code预览对应原始数据（速度极快），便于大家理解数据的构成与内容，支持目前的7个数据库。

3. 目前可直接提取二次变量50余个（包含Tyg指数、CVAI、ABSI、动脉粥样硬化指数等等），不断更新中....

4.首发环境数据，内置11余种空气污染物数据信息，对接数据库发高分！

5. 每周一加更多国数据库联合文章复现！目前已更新如下复现文章（五星好评！）

①线性回归--Life satisfaction, depressive symptoms, and blood pressure in the middle-aged and older Chinese population 中科院2区 3.5分

②线性回归+中介分析--The relationship between handgrip strength and cognitive function among older adults in China: Functional limitation plays a mediating role 中科院2区 4.9分

③logistic回归--Dose–response relationship between Chinese visceral adiposity index and type 2 diabetes mellitus among middle-aged and elderly Chinese 中科院2区 3.9分

④charls+环境--Systemic inflammation accelerates the adverse effects of air pollution on metabolic syndrome: Findings from the China health and Retirement Longitudinal Study (CHARLS) 中科院2区 7.7分

⑤轨迹分析+HRS+ELSA--Eight-year total, cognitive-affective, and somatic depressive symptoms trajectories and risks of cardiac events 中科院1区 5.8分

⑥GBTM+轨迹分析--Associations between social and intellectual activities with cognitive trajectories in Chinese middle-aged and older adults: a nationally representative cohort study 中科院1区 7.9分

⑦Cox比例风险回归--Tobacco smoke and all-cause mortality and premature death in China: a cohort study 中科院2区 3.5分

⑧预测模型--Development and validation of a risk prediction model for frailty in patients with diabetes 中科院2区 3.4分

6. 提供专属 选题指导、期刊推荐、预审稿、群聊快速答疑等全方位特色服务，发文无忧！

1.R语言基础

2.统计学基础

3.CharlsMAX包实操复现教学

3.1.根据文章复现进行实操学习

3.1.1.charlsAMX包使用方法

通过charlsMAX包示例代码演示以及配套网站（charlsMAX search网站）使用

3.1.2.复现文章1-多元线性回归：Life satisfaction, depressive symptoms, and blood pressure in the middle-aged and older Chinese population

3.1.3.复现文章2-线性回归  Bootstrap  中介分析  多重插补  敏感性分析 ：The relationship between handgrip strength and cognitive function among older adults in China: Functional limitation plays a mediating role

3.1.4.复现文章3-多变量回归  限制性立方样条 ROC  交互作用 分层分析Dose–response relationship  between Chinese visceral  adiposity index and type 2  diabetes mellitus among  middle-aged and elderly Chinese

3.1.5.复现文章4-环境污染与charls数据库联合----JCR1区/7.7分Systemic inflammation accelerates the adverse effects of air pollution on metabolic syndrome: Findings from the China health and Retirement Longitudinal Study (CHARLS)

3.1.6.复现文章5-HRS与ELSA数据库联合---JCR1区/5.8分Eight-year total, cognitive-affective, and somatic depressive symptoms trajectories and risks of cardiac events

3.1.7.复现文章6-GBTM+轨迹分析--中科院1区 7.9分Associations between social and intellectual activities with cognitive trajectories in Chinese middle-aged and older adults: a nationally representative cohort study

3.1.8.复现文章7-分段线性--中科院三区3.4分Blood urea nitrogen to creatinine ratio is associated with physical frailty in older-aged Chinese: a cross-sectional study

3.1.9.复现文章8-纵向研究-中科院一区8.5分Association of metabolic syndrome severity with frailty progression among Chinese middle and old-aged adults: a longitudinal study

3.2.charls传统代码学习

3.2.1.charls数据结构探索

3.2.2.关联性分析实操及复现

3.2.3.生存分析实操及复现-Cox比例风险回归--中科院2区 3.5分Tobacco smoke and all-cause mortality and premature death in China: a cohort study

3.2.4.预测模型--中科院2区 3.4分Development and validation of a risk prediction model for frailty in patients with diabetes

4.各国健康数据库学习

4.1.HRS数据库申请账户、数据结构探索、数据下载及处理

4.2.ELSA数据库申请账户、数据结构探索、数据下载及处理

4.3.SHARE数据库申请账户、数据结构探索、数据下载及处理

4.4.MHAS数据库申请账户、数据结构探索、数据下载及处理

4.5.CLHLS数据库申请账户、数据结构探索、数据下载及处理

4.6.CHNS数据库申请账户、数据结构探索、数据下载及处理