[英]Construct 3-way contingency table in R
您可以嘗試使用dcast
的data.table
來重塑您的數據
library(data.table)
setDT(data)
dcast(data, age + Breathless ~ wheeze, value.var = "count")
tidyverse
一個選項是
library(dplyr)
library(tidyr)
data %>%
pivot_wider(names_from = wheeze, values_from = count)
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