Last updated: 2025-09-05

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Knit directory: genomics_ancest_disease_dispar/

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File Version Author Date Message
Rmd b209d1f IJbeasley 2025-09-05 Even more trait collapsing

1 Set up

library(dplyr)
library(data.table)
library(ggplot2)
library(stringr)
gwas_study_info <- fread(here::here("output/gwas_study_info_trait_ontology_info.csv"))

2 Number of studies per trait - before any grouping

# gwas_study_info |> 
#   dplyr::filter(DISEASE_STUDY == T) |>
#   dplyr::filter(all_disease_terms == "") |>
#   View()

n_studies_trait = gwas_study_info |>
  dplyr::filter(DISEASE_STUDY == T) |>
  dplyr::select(all_disease_terms, PUBMED_ID) |>
  dplyr::distinct() |>
  dplyr::group_by(all_disease_terms) |>
  dplyr::summarise(n_studies = dplyr::n()) |>
  dplyr::arrange(desc(n_studies))

head(n_studies_trait)
# A tibble: 6 × 2
  all_disease_terms         n_studies
  <chr>                         <int>
1 type 2 diabetes mellitus        148
2 major depressive disorder       110
3 alzheimer disease               108
4 schizophrenia                   102
5 asthma                          100
6 breast carcinoma                100
dim(n_studies_trait)
[1] 2722    2

3 Collapse more traits

gwas_study_info$all_disease_terms = sub(",$", "", gwas_study_info$all_disease_terms)

gwas_study_info$all_disease_terms = stringr::str_trim(gwas_study_info$all_disease_terms)

# collapse more traits 
gwas_study_info = gwas_study_info |> 
  mutate(collected_all_disease_terms = all_disease_terms) 

3.1 Susceptibility to X measurement, X disorder measurement etc.

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
        str_replace(collected_all_disease_terms, 
                    "^susceptibility to (.*?) measurement$", "\\1")

         ) 

gwas_study_info = gwas_study_info |>
    mutate(collected_all_disease_terms = 
          stringr::str_remove(collected_all_disease_terms, " symptom severity measurement")
         ) |>
  mutate(collected_all_disease_terms = 
          stringr::str_remove(collected_all_disease_terms, " severity measurement| exacerbation measurement")
         ) 



gwas_study_info = gwas_study_info |>
    mutate(collected_all_disease_terms =
           str_replace_all(collected_all_disease_terms,
                           "\\bdependence\\s+measurement\\b",
                           "dependence")) |> 
  mutate(collected_all_disease_terms =
           str_replace_all(collected_all_disease_terms,
                           "\\ballergy\\s+measurement\\b",
                           "allergy")) |> 
  mutate(collected_all_disease_terms =
           str_replace_all(collected_all_disease_terms,
                           "\\baddiction\\s+measurement\\b",
                           "addiction")) |> 
    mutate(collected_all_disease_terms =
           str_replace_all(collected_all_disease_terms,
                           "\\baddiction\\s+measurement\\b",
                           "addiction")) |> 
      mutate(collected_all_disease_terms =
           str_replace_all(collected_all_disease_terms,
                           "\\bsyndrome\\s+measurement\\b",
                           "syndrome")) |> 
      mutate(collected_all_disease_terms =
           str_replace_all(collected_all_disease_terms,
                           "\\bdisorder\\s+measurement\\b",
                           "disorder")) 


gwas_study_info = gwas_study_info |>
      mutate(collected_all_disease_terms = 
         stringr::str_remove(collected_all_disease_terms,
                         pattern = "age of onset of"))

3.2 Cancer

gwas_study_info = gwas_study_info |>
      mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "\\bcarcinoma",
                            "cancer")
         )

gwas_study_info = gwas_study_info |>
      mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "triple-negative breast cancer",
                            "breast cancer"
           ))

3.2.1 Melanoma

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "cutaneous melanoma",
                          "melanoma"
         ))

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "uveal melanoma|uveal melanoma disease severity|epithelioid cell uveal melanoma|choroidal melanoma",
                          "ocular melanoma"
         ))

3.3 Substance abuse

3.3.1 Alcohol

gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "alcohol dependence measurement",
                          "alcohol dependence"
         ))

gwas_study_info = gwas_study_info |>
      mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "alcohol dependence|alcohol withdrawal|alcohol withdrawal delirium",
                            "alcohol-related disorders"
           ))
gwas_study_info = gwas_study_info |>
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "cannabis dependence measurement",
                          "cannabis dependence"
         ))

3.4 Asthma

gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "asthma exacerbation measurement",
                          "asthma"
         )) |>
    mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "adult onset asthma|childhood onset asthma",
                            "asthma"
           )) |>
  mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "asthma symptoms measurement",
                            "asthma"
           )) |> 
    mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "atopic asthma",
                            "asthma"
           )) |>
    mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "asthma, asthma",
                            "asthma"
           )) |>
  mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "chronic obstructive asthma",
                            "asthma"
           ))

3.5 Psychiatric

gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "bipolar ii disorder|bipolar i disorder",
                          "bipolar disorder"
         ))


gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "insomnia measurement",
                          "insomnia"
         ))


gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "post-traumatic stress disorder symptom measurement",
                          "post-traumatic stress disorder"
         )) |>
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "multiple sclerosis symptom measurement",
                          "multiple sclerosis"
         ))  


gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "anxiety disorder measurement",
                          "anxiety disorder"
         ))




gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "agoraphobia symptom measurement",
                          "agoraphobia"
         ))

3.5.1 ADHD & autism

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
        stringr::str_replace_all(collected_all_disease_terms,
                         "autism spectrum disorder",
                         "autism")
        )


gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "attention deficit hyperactivity disorder",
                            "adhd"
         )) |>
  mutate(collected_all_disease_terms = 
           stringr::str_replace_all(collected_all_disease_terms,
                            "adhd symptom measurement",
                            "adhd")
         )

3.5.2 Dementia, Alzheimer’s, Parkinson’s etc.

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "early-onset alzheimers disease|late-onset alzheimers disease",
                          "alzheimers disease"
         )) |>
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "alzheimer's disease",
                          "alzheimers disease"
         )) |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "family history of alzheimer’s disease",
                          "alzheimers disease"
         )) |>
  mutate(collected_all_disease_terms =
         stringr::str_replace_all(collected_all_disease_terms,
                          "alzheimer disease",
                          "alzheimers disease"
         ))

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "parkinson's disease symptom measurement",
                          "parkinsons disease"
         ))

3.5.3 Sleep Apnea

gwas_study_info = gwas_study_info |> 
    mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "lewy body dementia measurement",
                          "lewy body dementia"
         )) |>
      mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "sleep apnea measurement",
                          "sleep apnea"
         )) |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "sleep apnea during non-rem sleep|sleep apnea during rem sleep",
                          "sleep apnea")
  )
gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "contact dermatitis due to nickel",
                          "contact dermatitis"
         ))


gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "covid-19 symptoms measurement",
                          "covid-19")
  )

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "coronary atherosclerosis measurement",
                          "coronary atherosclerosis")
  ) 

3.6 Allergies

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "allergic contact dermatitis of eyelid",
                          "allergic contact dermatitis"
         ))


gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "seasonal allergic rhinitis",
                          "allergic rhinitis"
         ))

3.7 Infertility

gwas_study_info = gwas_study_info |>
  mutate(collected_all_disease_terms = 
         stringr::str_replace_all(collected_all_disease_terms,
                          "tubal factor infertility",
                          "female infertility"
                          )) |>
  mutate(collected_all_disease_terms = 
                  stringr::str_replace_all(collected_all_disease_terms,
                          "azoospermia",
                          "male infertility"
                          )  )

3.8 Putting it all together

gwas_study_info = gwas_study_info |>
  rowwise() |>
  mutate(
    collected_all_disease_terms = paste0(
      unique(unlist(stringr::str_split(collected_all_disease_terms, ", "))),
      collapse = ", "
    )
  ) |>
  ungroup()

           
gwas_study_info$collected_all_disease_terms = stringr::str_trim(gwas_study_info$collected_all_disease_terms)
gwas_study_info$collected_all_disease_terms = sub(",$", "", gwas_study_info$collected_all_disease_terms)

n_studies_trait = gwas_study_info |>
  dplyr::filter(DISEASE_STUDY == T) |>
  dplyr::select(collected_all_disease_terms, PUBMED_ID) |>
  dplyr::distinct() |>
  dplyr::group_by(collected_all_disease_terms) |>
  dplyr::summarise(n_studies = dplyr::n()) |>
  dplyr::arrange(desc(n_studies))

head(n_studies_trait)
# A tibble: 6 × 2
  collected_all_disease_terms n_studies
  <chr>                           <int>
1 type 2 diabetes mellitus          149
2 asthma                            133
3 alzheimers disease                125
4 breast cancer                     115
5 major depressive disorder         110
6 schizophrenia                     106
dim(n_studies_trait)
[1] 2592    2

4 To do

“asperger syndrome”

diseases <- stringr::str_split(pattern = ", ", 
                               n_studies_trait$collected_all_disease_terms)  |> 
            unlist() |>
            stringr::str_trim()

length(unique(diseases))
[1] 1832

5 (?) Even more grouping to maybe add later:

  • Cancer
  • Cardiovascular disease
  • Autoimmune disease
  • Allergy
  • Dementia
  • Substance abuse

sessionInfo()
R version 4.3.1 (2023-06-16)
Platform: aarch64-apple-darwin20 (64-bit)
Running under: macOS 15.6.1

Matrix products: default
BLAS:   /Library/Frameworks/R.framework/Versions/4.3-arm64/Resources/lib/libRblas.0.dylib 
LAPACK: /Library/Frameworks/R.framework/Versions/4.3-arm64/Resources/lib/libRlapack.dylib;  LAPACK version 3.11.0

locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8

time zone: America/Los_Angeles
tzcode source: internal

attached base packages:
[1] stats     graphics  grDevices datasets  utils     methods   base     

other attached packages:
[1] stringr_1.5.1     ggplot2_3.5.2     data.table_1.17.8 dplyr_1.1.4      
[5] workflowr_1.7.1  

loaded via a namespace (and not attached):
 [1] gtable_0.3.6       jsonlite_2.0.0     compiler_4.3.1     renv_1.0.3        
 [5] promises_1.3.3     tidyselect_1.2.1   Rcpp_1.1.0         git2r_0.36.2      
 [9] callr_3.7.6        later_1.4.2        jquerylib_0.1.4    scales_1.4.0      
[13] yaml_2.3.10        fastmap_1.2.0      here_1.0.1         R6_2.6.1          
[17] generics_0.1.4     knitr_1.50         tibble_3.3.0       rprojroot_2.1.0   
[21] RColorBrewer_1.1-3 bslib_0.9.0        pillar_1.11.0      rlang_1.1.6       
[25] utf8_1.2.6         cachem_1.1.0       stringi_1.8.7      httpuv_1.6.16     
[29] xfun_0.52          getPass_0.2-4      fs_1.6.6           sass_0.4.10       
[33] cli_3.6.5          withr_3.0.2        magrittr_2.0.3     ps_1.9.1          
[37] grid_4.3.1         digest_0.6.37      processx_3.8.6     rstudioapi_0.17.1 
[41] lifecycle_1.0.4    vctrs_0.6.5        evaluate_1.0.4     glue_1.8.0        
[45] farver_2.1.2       whisker_0.4.1      rmarkdown_2.29     httr_1.4.7        
[49] tools_4.3.1        pkgconfig_2.0.3    htmltools_0.5.8.1