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dceoy/forest_plot.R

Last active September 13, 2019 15:11
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forest_plot.R
#!/usr/bin/env Rscript
sapply(c('data.table', 'ggplot2'), function(p) require(p, character.only = TRUE))
or_ci <- fread('odds_ratio.csv')
forest <- ggplot(or_ci, aes(x = group, y = odds_ratio, ymin = ci_lower, ymax = ci_upper, colour = class)) +
geom_hline(aes(yintercept = 1), colour = '#4400FF', linetype = 2) +
geom_pointrange(size = 0.7, shape = 15) +
scale_y_log10(limits = c(0.01, 100), breaks = c(0.1, 1, 10)) +
scale_x_discrete(limits = rev(or_ci$group)) +
scale_colour_manual(values = c('#FF00FF', '#4400FF')) +
theme(panel.grid.major.y = element_blank(), panel.grid.minor.y = element_blank(), panel.background = element_rect(fill = '#DDDDFF')) +
coord_flip()
svg('forest.svg', width = 6, height = 7)
plot(forest)
dev.off()
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odds_ratio.csv
group class odds_ratio ci_lower ci_upper
Group A A_E 1.2449352 0.67203877 2.2783992
Group B A_E 4.4078327 2.26286951 8.7109339
Group C A_E 0.1399230 0.03792926 0.5132163
Group D A_E 0.1258163 0.06423664 0.2409733
Group E A_E 23.6469770 12.93365350 44.8902730
Group F F_J 0.1703764 0.08284161 0.3305291
Group G F_J 16.7660398 6.56914161 54.8668813
Group H F_J 0.1670522 0.10099002 0.2700260
Group I F_J 0.5147020 0.33633240 0.7857115
Group J F_J 3.6561027 1.37950440 9.9886371
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plot.svg
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