dat.butters {altmeta}

A Meta-Analysis on the Overall Response of the Addition of Drugs to a Chemotherapy Regimen for Metastatic Breast Cancer

Description

This dataset serves as an example of meta-analysis of (log) odds ratios.

Usage

data("dat.butters")

Format

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.

Source

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. <doi: 10.1002/14651858.CD003368.pub3>