Filter the data so that only the data of the last n weeks are returned This function can be used to filter for those last n weeks where signals were generated.

Filter the data so that only the data of the last n weeks are returned This function can be used to filter for those last n weeks where signals were generated.

filter_data_last_n_weeks(data_agg, number_of_weeks)

Arguments

data_agg

data.frame, aggregated surveillance or signals dataset, where aggregated means no linelist but cases or signals per week, year

number_of_weeks

integer, specifying the number of weeks from the most recent week we want to filter the data for

Value

data.frame, aggregated data of last n weeks