xujunzju

1、加载R包： 2、加载绘图数据并进行数据处理： 3、绘图：

A metabolic process is pictured below. Which intermediate in this process inhibits the rat…

逆概率处理加权（Inverse Probability of Treatment Weighting, IPTW） 或逆处理概率加权（Inverse Probability of …

A physician is asked to evaluate a 5-year-old girl who has developed a mass in her neck. D…

A scientist creates a model of fetal circulation in order to study blood flow during this …

A 24-year-old man presents to the emergency department with hypertension, tachycardia, fev…

A 3-year-old boy is brought to his pediatrician’s office because his parents noticed worse…

1、导入包及数据 2、单样本t检验 3、检查是否正态分布 或者使用s-w检验正态分布 4、方差齐性检验 5、通过unstack调整数据格式并重置索引 6、画图 7、配对t检验

《美国呼吸与重症监护医学杂志》近日发表摘要《急性呼吸窘迫综合征的全球新定义》（全文将于5月24日在线发布），更新了ARDS的定义标准，为ARDS提供新的视角，将会掀起新的研究热潮。…

A 44-year-old man with a history of human immunodeficiency virus infection and intermitten…

准备了一个数据集，并导入数据集。 使用shipunov::Missing.map来比较直观的展示缺失值的占比以及在整理样本中缺失值的位置。 此外就是mice 的可视化方法了： 这张…

A 42-year-old African-American woman with a history of sarcoidosis presents to a neurologi…

此次的GOLD指南包含关于COPD和COPD加重的新定义，强调支气管扩张剂联合治疗，并尽量减少吸入型皮质类固醇的用药。 主办机构：慢性阻塞性肺疾病全球倡议（Global Initi…

A 33-year-old pregnant woman presents to her physician with tendonitis of the left shoulde…

An epidemic of a diarrhea has broken out in a city hospital. Colonoscopy of one of the aff…

python的tableone包可以自定义检验方法，而R语言的包好像不可以，其链接地址为https://github.com/tompollard/tableone/blob/ma…

A 6-year-old boy was brought to a pediatrician two weeks ago because his teacher noticed h…

A pregnant woman who suffers from hypertension and thrombocytopenia and has elevated liver…