a secure web application for building and managing online surveys and databases. While REDCap can be used to collect virtually any type of data in any environment, it is specifically geared to support online and offline data capture for research studies and operations. Use this tag when developing a REDCap project, developing a REDCap External Module, or exchanging data through its API. https://www.project-redcap.org/
Questions tagged [redcap]
119 questions
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Export dataset from R to REDCap?
I want to export a dataset containing personal IDs and other variables to REDCap. Does anyone know how to do it?
I have found a package called REDCapR but it just contains importing from R.
hklovs
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Has anyone else had issues saving forms in REDCap with version 12.5.16?
We've just upgraded from 9.6.4 to the latest version and I am now having issues saving record forms. There are no required fields on the instrument and no pop up about fields needing to be entered.
I'm still able to click "Save & Exit" however it…
anonymous13
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How to export filtered data (removing certain participants) from REDCap?
I have a survey in REDCap. Some of the participants were completed the survey without attending an event. When I export the data I am required to get the data without those participants every time automatically. Could anyone please help me to do it?…
Sindhuja
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Sending out a daily survey via redcap and Twilio
We are hoping to use Redcap + Twilio to conduct a "daily diary" (ecological momentary assessment or EMA) study with N=150 people. The study will involve a 7-week period in which participants will be asked to complete a brief survey each morning,…
Mantrim
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Importing data from Excel to REDCap using API by Python
I am new in the Python world but have a reasonable understanding at a basic level. I would appreciate it if someone could share a guide on how to import data from Excel to REDCap using API Python. The data which I have are medical-related like…
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Import pdf files from API into rows in Power Bi
I have a Power Bi Dashboard I've made that pulls its Data from a Redcap Database using an API. It looks like this, with mostly Text in the various columns:
What I'd love to do is make it so that thee fields circled in red were real files that…
Joe Crozier
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How to include cascading choice list in different fields in REDCap
I have a scenario where I have to include choice lists of district/sector/cells/village (each of them is a field). I want to build a cascade, that way a choice of list values for sector will be filtered/populated based on the previous district…
Izzy
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REDCap, transfer data from a project to another project
I work on REDCap, and I would transfer data from a project to another project:
in Project 1, I have information in form "inclusion", with a field "code_ind"
in Project 2, I would like to create a new record each time that a new form "inclusion" has…
MLdish
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Is there a way to populate an sql dropdown field with active users in another project?
What I'm hoping to accomplish is something that would populated the SQL dropdown with all active users of another project.
The code below uses the a smart variable that only returns the current users. I was hoping to find a way that brings back a…
Vivek-Prakash-US
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How to edit Source Code of Matrix in REDCap?
This is my first post on stack overflow so forgive me if I have made any mistakes around etiquette.
I have recently started working in REDCap and have an intermediate (or less) understanding of work with HTML/CSS. This, in hand with REDCap's lack of…
Sean
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Construct JSON within swift
I am trying to construct the following JSON using Swift, since this is working when I test using Postman. I will need to be able to change the values of the parameters so am trying to avoid just building a string:
{
"item": {
"record":…
davwillev
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How to upload a file (to REDCap) from an iOS device using swift
I am trying to upload a file saved to a directory within an app (built using ResearchKit) to a server (via REDCap API). REDCap API playground suggests code in several languages, but not Obj-C or Swift. For this case, I need to use Swift, which is a…
davwillev
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REDCap API logging to retrieve records timestamps: how to re-format json response?
I have REDCap project with some instruments/forms that do not have date collection. So I would like to use REDCap API to export logging but format return is quite 'strange'.
It return a list of dict with 4 keys: timestamp, username, action and…
Mereva
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Error: You do not have permissions to use the API Calls
I'm trying to run a code to generate a report using REDCap data. The problem is that in theory I have all the permissions for using the REDCap data, but I get this error:
Error in redcap error(x, error_handling) : 403: ERROR: You do not permissions…
EI_Stats
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I can't seem to generate a simple authorization token in Twilio
What is the easiest way for a tenacious but stupid feeling new Twilio user to generate a simple authroization token so that I can send an API token Twilio from another app (REDCap) which I am using to send a one question SMS survey.
Does the trial…
Rani D
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