Convenience function that fetches and plots ERVISS positivity data in one step.
For more control, use get_sentineltests_positivity followed by
plot_erviss_positivity.
Usage
quick_plot_erviss_positivity(
csv_file = NULL,
date_min,
date_max,
pathogen = "",
indicator = "",
countries = "",
date_breaks = "2 weeks",
date_format = "%b %Y",
use_snapshot = FALSE,
snapshot_date = NULL
)Arguments
- csv_file
Path to a local CSV file or URL containing the ERVISS data. If NULL (default), data is fetched from the official ERVISS repository.
- date_min
Start date of the period (Date object)
- date_max
End date of the period (Date object)
- pathogen
Character vector of pathogen names to filter. Use "" (default) to include all pathogens.
- indicator
Character vector of indicators to filter: "positivity", "detections", "tests", or any combination. Use "" (default) to include all indicators.
- countries
Character vector of country names to filter. Use "" (default) to include all countries.
- 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")- use_snapshot
Logical. If TRUE, fetches a historical snapshot; if FALSE (default), fetches the latest data. Ignored if csv_file is provided.
- snapshot_date
Date of the snapshot to retrieve. Required if use_snapshot = TRUE and csv_file is NULL.
