meta (version 0.5)

read.mtv: Import RevMan data files (.mtv)

Description

Reads a file created with RevMan 4.1 and creates a data frame from it.

Usage

read.mtv(file, sep="$")

Arguments

file

The name of the file which the data are to be read from.

sep

The field separator character. Values on each line of the file are separated by this character.

Value

• A data frame containing the following components:
• comp.no
  Comparison number.
• outcome.no
  Outcome number.
• group.no
  Group number.
• studlab
  Study label.
• year
  Year of publication.
• event.e
  Number of events in experimental group.
• n.e
  Number of observations in experimental group.
• event.c
  Number of events in control group.
• n.c
  Number of observations in control group.
• mean.e
  Estimated mean in experimental group.
• sd.e
  Standard deviation in experimental group.
• mean.c
  Estimated mean in control group.
• sd.c
  Standard deviation in control group.
• O.E
  Observed minus expected (IPD analysis).
• V
  Variance of O.E (IPD analysis).
• order
  Ordering of studies.
• conceal
  Concealment of treatment allocation.
• grplab
  Group label.
• type
  Type of outcome. D = dichotomous, C = continuous, P = IPD.
• outclab
  Outcome label.
• graph.exp
  Graph label for experimental group.
• graph.cont
  Graph label for control group.
• label.exp
  Label for experimental group.
• label.cont
  Label for control group.
• complab
  Comparison label.

Details

Reads a file created with RevMan 4.1 (Menu: "File" - "Export" - "Analysis data file...") and creates a data frame from it.

See Also

metabin, metacont, metagen

Examples

## Locate MTV-data file "FLEISS93.MTV" in sub-directory of package "meta"
##
filename <- paste(searchpaths()[seq(along=search())[search()==
                  "package:meta"]], "/data/FLEISS93.MTV", sep="")
##
fleiss93.cc <- read.mtv(filename)