| read.epiinfo {foreign} | R Documentation |
Reads data files in the .REC format used by Epi Info versions 6
and earlier and by EpiData. Epi Info is a public domain database and
statistics package produced by the US Centers for Disease Control
and EpiData is a freely available data entry and validation system.
read.epiinfo(file, read.deleted = FALSE, guess.broken.dates = FALSE,
thisyear = NULL, lower.case.names = FALSE)
file |
A filename, URL, or connnection. |
read.deleted |
Deleted records are read if TRUE, omitted
if FALSE or replaced with NA if NA. |
guess.broken.dates |
Attempt to convert dates with 0 or 2 digit year information (see Details below). |
thisyear |
A 4-digit year to use for dates with no year. Defaults to the current year. |
lower.case.names |
Convert variable names to lowercase? |
Epi Info allows dates to be specified with no year or with a 2 or 4
digits. Dates with four-digit years are always converted to
Date class. With the guess.broken.dates option the function
will attempt to convert two-digit years using the operating system's
default method (see Date) and will use the current
year or the thisyear argument for dates with no year
information.
If read.deleted is TRUE the "deleted" attribute
of the data frame indicates the deleted records.
A data frame.
Epi Info 2000, the current version, uses the Microsoft Access file
format to store data. This may be readable with the RODBC or
RDCOM packages.
http://www.cdc.gov/epiinfo/, http://www.epidata.dk
## Not run:
data<-read.epiinfo("oswego.rec",guess.broken.dates=TRUE,thisyear="1972")
## End(Not run)