Retrieve and Analyze Clinical Trials in Public Registers


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Documentation for package ‘ctrdata’ version 1.10.2

Help Pages

ctrdata-package ctrdata: get started, connect database and function overview
ctrdata-registers ctrdata: detailed information on clinical trial registers
ctrFindActiveSubstanceSynonyms Find synonyms of an active substance
ctrGetQueryUrl Get query details
ctrLoadQueryIntoDb Load and store register trial information
ctrOpenSearchPagesInBrowser Open stored query or register search page
dbFindFields Find names of fields in the database collection
dbFindIdsUniqueTrials Get identifiers of deduplicated trial records
dbGetFieldsIntoDf Create data frame of specified fields from database collection
dbQueryHistory Show history of queries loaded into a database collection
dfListExtractKey Extract named element(s) from list(s) into long-format data frame
dfMergeTwoVariablesRelevel Merge two variables
dfName2Value Get value for variable of interest
dfTrials2Long Convert data frame with trial records into long format
installCygwinWindowsDoInstall Install necessary helper apps (Windows only)