Plot ERVISS positivity data — plot_erviss_positivity • ervissexplore

Creates a ggplot2 visualization of positivity data, with facets by country and colored by pathogen. The plot title displays mean, min and max positivity values.

Usage

plot_erviss_positivity(data, date_breaks = "2 weeks", date_format = "%b %Y")

Arguments

data: A data.table or data.frame containing positivity data, typically output from get_sentineltests_positivity. Must contain columns: date, value, pathogen, countryname.
date_breaks: A string specifying the date breaks for the x-axis (e.g., "1 month", "2 weeks")
date_format: A string specifying the date format for x-axis labels (e.g., "%b %Y" for "Jan 2024")

Value

A ggplot2 object

Examples

# \donttest{
data <- get_sentineltests_positivity(
  date_min = as.Date("2024-01-01"),
  date_max = as.Date("2024-06-30"),
  pathogen = "SARS-CoV-2"
)
plot_erviss_positivity(data, date_breaks = "1 month")

# }