los packages
library("tidyverse")
Loading tidyverse: ggplot2
Loading tidyverse: tibble
Loading tidyverse: tidyr
Loading tidyverse: readr
Loading tidyverse: purrr
Loading tidyverse: dplyr
package 'ggplot2' was built under R version 3.4.4package 'dplyr' was built under R version 3.4.2Conflicts with tidy packages ------------------------------------------------------------------------
filter(): dplyr, stats
lag(): dplyr, stats
library("tidyverse")
library("ggthemes")
library("forcats")
abro el df de .csv google
df <- read.csv("https://docs.google.com/spreadsheets/d/e/2PACX-1vRO6wXeSyMjBwLr3lHUjXhjeAc8Bh-K-e1WfG4F_fKUlrVvZSXyHnQfeeUoE04kEWOtjTbx3c-zbbhk/pub?gid=149938304&single=true&output=csv")
summary
summary(df)
Adenotonsilectomia Rechina Frecuencia_1 Edad Sexo1
Post_Quirurgico:398 Min. :0.000 Min. :0.0000 Min. : 2.00 Min. :0.000
Pre_Quirurgico :398 1st Qu.:0.000 1st Qu.:0.0000 1st Qu.: 8.00 1st Qu.:1.000
Median :1.000 Median :0.0000 Median : 9.50 Median :1.000
Mean :1.044 Mean :0.5126 Mean :10.21 Mean :1.447
3rd Qu.:2.000 3rd Qu.:1.0000 3rd Qu.:11.00 3rd Qu.:2.000
Max. :2.000 Max. :3.0000 Max. :51.00 Max. :2.000
Rechinamiento Frecuencia Sexo
No :349 Cinco a siete veces por semana: 52 Hombre:436
No sabe:206 Dos a cuatro veces por semana : 66 Mujer :360
Si :241 No aplica :558
Una vez por semana :120
Grafica

grafico2

tabla adenotonsilectomia por rechinamiento
table(df$Adenotonsilectomia,df$Rechinamiento)
No No sabe Si
Post_Quirurgico 264 101 33
Pre_Quirurgico 85 105 208
Existe diferencia ???
chisq.test(table(df$Adenotonsilectomia,df$Rechinamiento))
Pearson's Chi-squared test
data: table(df$Adenotonsilectomia, df$Rechinamiento)
X-squared = 218.96, df = 2, p-value < 2.2e-16
Tabla sexo por rechinamiento
table(df$Sexo,df$Rechinamiento)
No No sabe Si
Hombre 186 120 130
Mujer 163 86 111
diferencias?
chisq.test(table(df$Sexo,df$Rechinamiento))
Pearson's Chi-squared test
data: table(df$Sexo, df$Rechinamiento)
X-squared = 1.3816, df = 2, p-value = 0.5012
Grafica


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