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Exploring HIV and TB incidence in high burden countries
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# install.packages("getTBinR") | |
library(getTBinR) | |
# install.packages("tidyverse") | |
library(tidyverse) | |
# install.packages("gridExtra") | |
library(gridExtra) | |
# Get the data - WHO data | |
tb_df <- get_tb_burden() | |
dict <- get_data_dict() | |
# Look up variables with mortality in their definition | |
search_data_dict(def = "incidence") | |
# Map incidence rates in 2016 | |
map_tb_burden(tb_df, dict, metric = "e_inc_100k", year = 2016) | |
ggsave("map_inc_2016_TB.png", width = 8, height = 4, dpi = 330) | |
# Get countries with highest incidence rates in the data | |
high_inc_countries <- tb_df %>% | |
filter(year == 2016) %>% | |
group_by(country) %>% | |
summarise(e_inc_100k = max(e_inc_100k)) %>% | |
ungroup %>% | |
arrange(desc(e_inc_100k)) %>% | |
slice(1:20) %>% | |
pull(country) %>% | |
unique | |
#Find Proportion of cases that have HIV | |
search_data_dict(def = "HIV") | |
#Overview of 20 countries with highest percentages of HIV in TB cases | |
map_tb_burden(tb_df, dict, metric = "e_tbhiv_prct", year = 2016) | |
ggsave("map_HIV_per_in_TB.png", width = 8, height = 4, dpi = 330) | |
## Get countries with highest percentage of HIV in TB | |
high_HIV_in_TB_countries <- tb_df %>% | |
filter(year == 2016) %>% | |
group_by(country) %>% | |
summarise(e_tbhiv_prct = max(e_tbhiv_prct)) %>% | |
ungroup %>% | |
arrange(desc(e_tbhiv_prct)) %>% | |
slice(1:20) %>% | |
pull(country) %>% | |
unique | |
## Intersection between high incidence and HIV | |
high_inc_high_HIV_countries <- intersect(high_inc_countries, high_HIV_in_TB_countries) | |
high_inc_high_HIV_countries | |
## Trend overview in high inc and high HIV countries - TB incidence rates | |
p1 <- plot_tb_burden_overview(tb_df, dict, metric = "e_inc_100k", | |
countries = high_inc_high_HIV_countries) + | |
theme(legend.position = "none") | |
## Trend overview in high inc and high HIV countries - Percentage of cases with HIV | |
p2 <- plot_tb_burden_overview(tb_df, dict, metric = "e_tbhiv_prct", | |
countries = high_inc_high_HIV_countries) | |
cp1 <- grid.arrange(p1, p2, ncol = 2, widths = c(0.46, 0.54)) | |
cp1 | |
ggsave("overview_high_inc_high_HIV_per.png", cp1, width = 16, height = 8, dpi = 330) | |
## Trend overview in high inc and high HIV countries - TB incidence rates | |
p3 <- plot_tb_burden(tb_df, dict, metric = "e_inc_100k", | |
countries = high_inc_high_HIV_countries, | |
facet = "country", scales = "free_y") | |
## Trends in high inc and high HIV countries - Percentage of cases with HIV | |
p4 <- plot_tb_burden(tb_df, dict, metric = "e_tbhiv_prct", | |
countries = high_inc_high_HIV_countries, | |
facet = "country", scales = "free_y") | |
cp2 <- grid.arrange(p3, p4, ncol = 2) | |
cp2 | |
ggsave("trends_high_inc_high_HIV_per.png", cp2, width = 16, height = 8, dpi = 330) |
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