View source: R/new_covariate.R
new_covariate | R Documentation |
Describe data for a covariate, either fixed or time-variant
new_covariate(
value = NULL,
times = NULL,
implementation = c("interpolate", "locf"),
unit = NULL,
interpolation_join_limit = 1,
remove_negative_times = TRUE,
round_times = NULL,
comments = NULL,
verbose = TRUE
)
value |
a numeric vector |
times |
NULL for time-invariant covariate or a numeric vector specifying the update times for the covariate |
implementation |
for time-varying covariates either 'locf' (last observation carried forward) or 'interpolate' (default). Non-numeric covariate values are assumed to be locf. |
unit |
specify covariate unit (optional, for documentation purposes only) |
interpolation_join_limit |
for |
remove_negative_times |
should times before zero be discarded (with
value at time zero determined based on |
round_times |
round times to specified number of digits. If |
comments |
|
verbose |
verbosity |
Object of class "covariate"
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