该研究是追溯性的,而不是设计性的实验,因此尽管可以推断出相关性,但不能因果关系。 数据集中的特征既是连续的又是分类的。 目标:探索性别,体重和年龄之间的相关性 第0部分:设置 library(ggplot2) library(dplyr) library(Rgraphviz) library(knitr) library(grid) library(gridExtra) load("brfss2013.RData") #...
# Select appropriate variables from dataset and omit NAsq1<-select(brfss2013,genhlth,sex,X_bmi5cat)%>%na.omit()dim(q1) 代码语言:javascript 复制 ##[1]4632743 代码语言:javascript 复制 prop.table(table(q1$genhlth,q1$X_bmi5cat),2) 代码语言:javascript 复制 ## ## Underweight Normal weight ...
Update Frequency: This dataset is updated daily. 1. 简介 这是由疾病控制与预防中心托管的数据集。该组织在这里可以找到一个开放的数据平台,它们会根据引入的数据量来更新其信息。使用Kaggle和CDC组织页面上所有可用的数据源来浏览CDC数据! 2. 数据
# Select appropriate variables from dataset and omit NAs q1<-select(brfss2013,genhlth,sex,X_bmi5cat)%>% na.omit() dim(q1) 1. 2. 3. ## [1] 463274 3 1. prop.table(table(q1$genhlth,q1$X_bmi5cat),2) 1. ## ## Underweight Normal weight Overweight Obese ...
# Select appropriate variables from dataset and omit NAsq1<-select(brfss2013,genhlth,sex,X_bmi5cat)%>%na.omit()dim(q1) ## [1] 463274 3 prop.table(table(q1$genhlth,q1$X_bmi5cat),2) ### Underweight Normal weight Overweight Obese## Excellent 0.19990243 0.26019496 0.17373887 0.07933813##...
Online Accessed at ftp://ftp.cdc.gov/pub/Health_Statistics/NCHS/Dataset_Documentation/NHIS/2014/srvydesc.pdf. Ezzati M, Martin H, Skjold S, Vanderhoorn S, Murray CJ. Trends in national and state-level obesity in the USA after correction for self-report bias: analysis of health surveys. ...
Epidemiology Determinants of hypertension and hypertension control among African Americans and Hispanics in the 2007 BRFSS survey dataset| An application of the PRECEDE model SOUTHERN CONNECTICUT STATE UNIVERSITY Christine Unson AgabaBernard OgwuHypertension is a leading cause of cardiovascular diseases in ...
然后我使用 del datasetObj.cases[k] 删除数据步骤中的问题案例。这就是我的问题:假设我有一个数据集foo.sav,它是spss中的活动数据集,那么我可以运行如下内容: BEGIN PROGRAM PYTHON. import spss spss.StartDataStep() datasetObj = spss.Dataset() casel 浏览2提问于2017-05-23得票数 1...
Dataset Info brfss2013.RData: The BRFSS Data in Rdata format. Contains 491775 records and 330 columns. Useful for analysis in R. brfss2013.csv: The BRFSS Data in CSV format. Contains 491775 records and 330 columns. Useful for analysis in Python. ...
The dataset had variables that were grouped as, predisposing, reinforcing or enabling constructs of PRECEDE model. The analysis showed that race, body mass indexes, and high cholesterol, were strongly associated with having hypertension. For poor hypertension control only race, body mass index, high...