Stack Overflow
Stack Overflow

Questions tagged [redcap]

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/

119 questions
0
votes
0 answers

In REDCap, Is there a way for outside users to add an instance to a record from a survey link, based off the selection of a "name" field?

For the purposes of my REDCap project, mosts users will only have access to the build through a survey link. The survey is to track staff members on a team, so supervisors will use the survey link to add, edit, or remove staff members. Is there a…
Eva B
  • 1
0
votes
0 answers

REDCap: Referencing repeating instance in calculated field

I'm trying to write a formula for a calculated field in a repeating instrument to calculate (pull data from) a field in a different repeating instrument; I need the formula to reference ANY of the instances, not just a specific one and the available…
Maria Bromberg
  • 1
0
votes
0 answers

REDCap Question- Wanting to create a calculated field that sums individual answers in a matrix

We have a matrix of questions that use a scoring system (e.g. S/Agree = 1 Agree = 2, Mutual = 3, Disagree = 4, S/Disagree = 5) that we have to sum at the end of each matrix. When I use the usual SUM([Field name],[field name]) it does not work as I…
Samantha Cooke
  • 1
0
votes
0 answers

Retrieving records from REDCap via API in R suddenly fails

Previously I have been successfully using the redcapAPI package to import data from a REDCap database into R. library("redcapAPI") rcon <- redcapConnection(token="mytoken"), url = 'my REDCap api url') df <-…
TBP
  • 92
  • 6
0
votes
0 answers

How do I get redcap_read() to recognize fields argument as an array?

I am attempting to read data from a REDCap project using the redcap_read() function in the REDCapR package. Despite running the same lines of code that has successfully read data prior to today, I am now receiving an error related to the fields…
Beaker
  • 1
0
votes
0 answers

R code to reproduce REDCap "Stats and Charts" report

Does anyone know if there is R code available to reproduce the "Stats and Charts" output created by REDCap for any given project? For each question in a project, REDCap reiterates the question itself, provides a tally of responses (with missing…
Greg Kawchuk
  • 1
  • 1
0
votes
1 answer

Am having problems with the MyCap app not taking photos

In my REDCap survey I want participants to upload a photo through the MyCap application However in the MyCap Andriod app [v1.12.0-88] the question doesn't appear at all and in the MyCap Apple app [v2.20.0] the question appears but provides an open…
missanita
  • 105
  • 5
0
votes
1 answer

REDCap how to show multiple choice options based on option selected from previous question

I recently started with REDCap, which sounds an easy tool to use. However, I was trying to add a question which would show options based on the selected option for the previous question. It's easier to explain with an example. Suppose I ask Select…
psoares
  • 4,733
  • 7
  • 41
  • 55
0
votes
1 answer

REDCap getData Sorting

I am trying to get the last record using the REDCap::getData function and then I apply a ksort and end function to actually get the last record from a specific project which works fine. $prefixedRecords = REDCap::getData( …
DataWrangler
  • 1,804
  • 17
  • 32
0
votes
0 answers

REDCap: is there a way to use branch logic with default answers without the pop-ups?

I am creating a redcap form for repetitive data entry. To make it easier, I am using action tags @DEFAULT so copying over “scores” will be easier (basically, the default is set to max points unless denoted otherwise). Currently, I am using branch…
Jamie Chen
  • 1
0
votes
0 answers

Factors from REDCap to R

In REDCap, categorical variables are exported as numbers with labels, and yes/no fields are exported as 0/1 with labels. REDCap offers a R script to transform those variables (actually to create new ones) as factors with labels. The R script is like…
DrNumeri
  • 5
  • 4
0
votes
1 answer

REDCap SQL query filtering on Instances

In a REDCap (EAV table) project each record is a testing site. Project is divided into two instruments. Instrument 1 will have information on the testing site (Address, DAG associated). Instrument 2 is a repeatable instrument. Each instance will…
nadha
  • 1
0
votes
0 answers

How to resolve SSL error while connecting to REDCap

I am running into the following error when making an API call to REDCap through R. The error only occurs on the server while it works fine on my laptop. I have downloaded the certificate in the same directory where my code is. Error in…
akang
  • 566
  • 2
  • 15
0
votes
0 answers

Use Power Automate to download files from records in Redcap, token use

There may be several questions in here, but the most important if S.O. wants me to pick one is the token use part. I have a redcap database like this: What's notable is that there are pdf files in there I would like to get. I also have API access…
Joe Crozier
  • 944
  • 8
  • 20
0
votes
2 answers

I am unable to export my redcap data and receiving an error notification. notification says to much data although it is a tiny project. solutions?

The problem I am trying to export my redcap data to a CSV form, and unable to do so. I am receiving an error notification that says there is to much data, although it is a tiny project. help will be much appreciated. The full error text: " We are…
Pie
  • 11
  • 1
1 2 3 4
5
6 7 8