inst/doc/ggforestplotR-data-helpers.R

In ggforestplotR: Publication-Ready Forest Plots with 'ggplot2'

## ----include = FALSE----------------------------------------------------------
knitr::opts_chunk$set(
  collapse = TRUE,
  comment = "#>",
  fig.width = 8,
  fig.height = 4.5
)

## ----setup--------------------------------------------------------------------
library(ggforestplotR)
library(ggplot2)

## ----as-forest-data-----------------------------------------------------------
raw_coefs <- data.frame(
  variable = c("Age", "BMI", "Treatment"),
  beta = c(0.10, -0.08, 0.34),
  lower = c(0.02, -0.16, 0.12),
  upper = c(0.18, 0.00, 0.56),
  display = c("Age", "BMI", "Treatment"),
  section = c("Clinical", "Clinical", "Treatment"),
  sample_size = c(120, 115, 98),
  p_value = c(0.04, 0.15, 0.001)
)

forest_ready <- as_forest_data(
  data = raw_coefs,
  term = "variable",
  estimate = "beta",
  conf.low = "lower",
  conf.high = "upper",
  label = "display",
  grouping = "section",
  n = "sample_size",
  p.value = "p_value"
)

## ----helper-to-plot-----------------------------------------------------------
ggforestplot(forest_ready)

## ----tidy-model---------------------------------------------------------------
fit <- lm(mpg ~ wt + hp + qsec, data = mtcars)

model_ready <- tidy_forest_model(fit)

## ----helper-to-plot-model-----------------------------------------------------
ggforestplot(model_ready)