analyses:vanhouwelingen2002
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analyses:vanhouwelingen2002 [2021/05/09 15:37] – Wolfgang Viechtbauer | analyses:vanhouwelingen2002 [2021/05/09 15:38] – Wolfgang Viechtbauer | ||
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==== The Methods and Data ==== | ==== The Methods and Data ==== | ||
- | The article by van Houwelingen et al. (2002) is a sequel to the introductory article by [[analyses: | + | The article by van Houwelingen et al. (2002) is a sequel to the introductory article by [[analyses: |
In the first part of the article, the models and methods are illustrated with data from 13 studies examining the effectiveness of the Bacillus Calmette-Guerin (BCG) vaccine for preventing tuberculosis (Colditz et al., 1994). The data are provided in Table I (p. 594) and can be loaded with: | In the first part of the article, the models and methods are illustrated with data from 13 studies examining the effectiveness of the Bacillus Calmette-Guerin (BCG) vaccine for preventing tuberculosis (Colditz et al., 1994). The data are provided in Table I (p. 594) and can be loaded with: | ||
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<code rsplus> | <code rsplus> | ||
res <- rma.mv(yi, vi, mods = ~ group - 1, random = ~ group | trial, struct=" | res <- rma.mv(yi, vi, mods = ~ group - 1, random = ~ group | trial, struct=" | ||
- | reg <- matreg(y=2, x=1, R=res$G, cov=TRUE, means=coef(res), | + | reg <- matreg(y=2, x=1, R=res$G, cov=TRUE, means=coef(res), |
reg | reg | ||
</ | </ |
analyses/vanhouwelingen2002.txt · Last modified: 2022/08/03 17:52 by Wolfgang Viechtbauer