netmeta (version 2.9-0)

Woods2010: Count statistics of survival data

Description

Count mortality statistics in randomised controlled trials of treatments for chronic obstructive pulmonary disease (Woods et al. (2010), Table 1).

Format

A data frame with the following columns:

author	first author / study name
treatment	treatment
r	number of deaths in treatment arm
N	number of patients in treatment arm

See Also

pairwise, metabin, netmeta

Examples

data(Woods2010)

# Transform data from long arm-based format to contrast-based
# format Argument 'sm' has to be used for odds ratio as summary
# measure; by default the risk ratio is used in the metabin
# function called internally.
#
p1 <- pairwise(treatment, event = r, n = N,
  studlab = author, data = Woods2010, sm = "OR")
p1

# Conduct network meta-analysis
#
net1 <- netmeta(p1)
net1

if (FALSE) {
# Show forest plot
#
forest(net1, ref = "Placebo", drop = TRUE,
  leftlabs = "Contrast to Placebo")
}