This dataset serves as an example of meta-analysis of risk differences.
data("dat.kaner")
A data frame with 13 studies with the following 7 variables within each study.
y
point esimates of risk differences.
s2
sample variances of risk differences.
n1
sample sizes in treatment group 1 (brief alcohol interventions).
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.