dat.butters | R Documentation |
This dataset serves as an example of meta-analysis of (log) odds ratios.
data("dat.butters")
A data frame with 16 studies with the following 7 variables within each study.
y
point esimates of log odds ratios.
s2
sample variances of log odds ratios.
n1
sample sizes in treatment group 1 (addition of drug).
n2
sample sizes in treatment group 2 (control).
r1
event counts in treatment group 1.
r2
event counts in treatment group 2.
n
total sample sizes.
Butters DJ, Ghersi D, Wilcken N, Kirk SJ, Mallon PT (2010). "Addition of drug/s to a chemotherapy regimen for metastatic breast cancer." Cochrane Database of Systematic Reviews, 11, Art. No.: CD003368. <\Sexpr[results=rd]{tools:::Rd_expr_doi("10.1002/14651858.CD003368.pub3")}>
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