check_vaccineff_inputs function

Check Correctness of Inputs in make_vaccineff_data

This auxiliary function checks the correctness of the inputs provided to make_vaccineff_data.

check_vaccineff_inputs(
  data_set,
  outcome_date_col,
  censoring_date_col,
  vacc_date_col,
  vacc_name_col,
  vaccinated_status,
  unvaccinated_status,
  immunization_delay,
  end_cohort,
  match,
  exact,
  nearest,
  take_first
)

Arguments

• data_set: data.frame with cohort information.
• outcome_date_col: Name of the column that contains the outcome dates.
• censoring_date_col: Name of the column that contains the censoring date. NULL by default.
• vacc_date_col: Name of the column(s) that contain the vaccine dates.
• vacc_name_col: Name of the column(s) that contain custom vaccine names for the vaccines (e.g. brand name, type of vaccine). If provided, must be of the same length as vacc_date_col.
• vaccinated_status: Status assigned to the vaccinated population. Default is v.
• unvaccinated_status: Status assigned to the unvaccinated population. Default is u.
• immunization_delay: Characteristic time in days before the patient is considered immune. Default is 0.
• end_cohort: End date of the study.
• match: TRUE: cohort matching is performed. Default is FALSE
• exact: Name(s) of column(s) for exact matching. Default is NULL.
• nearest: Named vector with name(s) of column(s) for nearest matching and caliper(s) for each variable (e.g., nearest = c("characteristic1" = n1, "characteristic2" = n2), where n1 and n2 are the calipers). Default is NULL.
• take_first: FALSE: takes the latest vaccine date. TRUE: takes the earliest vaccine date.

Returns

This function does not return a value.