Objectives We investigate changes in social contact patterns following the gradual introduction of non-pharmaceutical interventions and their implications for infection transmission in the early phase ...

5 WHO Collaborating Centre for Tobacco Cessation and Respiratory Diseases Prevention, Beijing, P. R. China 7 National Clinical Research Center for Respiratory Diseases, Beijing, P. R. China ...

StatsPAI is for empirical researchers who would normally jump between Stata, R, and Python. Its goal is to make common Stata/R econometrics and causal-inference workflows feel native in Python: load a ...

Correspondence to Dr Anh Ngo, Institute for Health Research and Policy, University of Illinois Chicago, Chicago 60608, IL, USA; ango4{at}uic.edu Background This study examines the association between ...

This study in a lower-middle-income country context tested associations of affirmative action for a marginalized social group at the level of village clusters, the smallest governance unit in India, ...

This study integrates political socialization theory and behavioral genetics to disentangle the mechanisms underlying differences in the intergenerational transmission of voter turnout in majority and ...

To enable adjustment for covariates, this risk difference was estimated as the difference in predicted probabilities calculated from a logistic regression model. This was done using marginal ...

面板数据是一个数据集，其中在多个时间点观察每个个人或实体（例如，国家、州、行业）的行为。 例： 使用面板数据可以解释我们无法观察或衡量的变量（例如，个人的先天特征、文化因素、公司之间商业实践的差异）。这些变量也称为遗漏变量。 使用面板 ...

Background and aim In 2016, England initiated the implementation of standardised tobacco packaging, introduced in conjunction with minimum pack sizes and other measures included in the 2014 European ...