Data frame containing the results of 24 trials of 4 smoking cessation treatments (Hasselblad 1998; Dias et al. 2011) .
Format
A data frame with 50 rows and 5 variables:
- studyn
numeric study ID
- trtn
numeric treatment code
- trtc
treatment name
- r
total number of events
- n
total number of individuals
References
Dias S, Welton NJ, Sutton AJ, Caldwell DM, Lu G, Ades AE (2011).
“NICE DSU Technical Support Document 4: Inconsistency in networks of evidence based on randomised controlled trials.”
National Institute for Health and Care Excellence.
https://www.sheffield.ac.uk/nice-dsu.
Hasselblad V (1998).
“Meta-analysis of Multitreatment Studies.”
Medical Decision Making, 18(1), 37--43.
doi:10.1177/0272989x9801800110
.