Retrieve and Analyze Clinical Trials in Public Registers

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Documentation for package ‘ctrdata’ version 1.19.1

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

ctrdata-package	ctrdata: get started, database connection, function overview
ctrdata	ctrdata: get started, database connection, function overview
ctrdata-registers	ctrdata: 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 register to show query results or 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
dfMergeVariablesRelevel	Merge variables, keeping type, and optionally relevel factors
dfName2Value	Get value for variable of interest
dfTrials2Long	Convert data frame with trial records into long format