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doiplot

Doi plot for Asymmetry


Description

Implementation of the Doi plot proposed by Furuya-Kanamori et al. (2018) to evaluate bias in meta-analysis.

Usage

doiplot(
  TE,
  seTE,
  xlim,
  ylim,
  xlab = "ES",
  ylab = "|Z-score|",
  lfkindex = TRUE,
  pos.lfkindex = "topleft",
  ...
)

Arguments

TE

An object of class lfkindex or estimated treatment effect in individual studies.

seTE

Standard error of estimated treatment effect (mandatory if TE not of class meta).

xlim

The x limits (min,max) of the plot.

ylim

The y limits (min,max) of the plot.

xlab

A label for the x-axis.

ylab

A label for the y-axis.

lfkindex

A logical indicating whether LFK index should be printed.

pos.lfkindex

A character string with position of text with LFK index (see legend).

...

Additional arguments (passed on to plot.default).

Author(s)

References

Furuya-Kanamori L, Barendregt JJ, Doi SAR (2018): A new improved graphical and quantitative method for detecting bias in meta-analysis. International Journal of Evidence-Based Healthcare, 16, 195–203

See Also

Examples

# Example from Furuya-Kanamori et al. (2018)
#
pain <- data.frame(SMD = c(-4.270, -1.710, -0.580, -0.190, 0.000),
                   varSMD = c(0.158,  0.076,  0.018,  0.022, 0.040))

lfk.pain <- lfkindex(SMD, sqrt(varSMD), data = pain)
lfk.pain

doiplot(lfk.pain)

metasens

Statistical Methods for Sensitivity Analysis in Meta-Analysis

v0.6-0
GPL (>= 2)
Authors
Guido Schwarzer [cre, aut] (<https://orcid.org/0000-0001-6214-9087>), James R. Carpenter [aut] (<https://orcid.org/0000-0003-3890-6206>), Gerta Rücker [aut] (<https://orcid.org/0000-0002-2192-2560>)
Initial release
2021-01-15

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