REDCap Data Collection System

Gomathi Krishnan, Ph.DClinical and Translational Research Informatics Specialist

Stanford Center for Clinical Informatics

REDCap (Research Electronic Data Capture)

• Online data entry into a database using a web interface, eliminating the need for paper forms.

• REDCap project was initiated at Vanderbilt University (http://project-redcap.org/)

• ~89 consortium partners, 1540 studies with over 5510 end-users

• Stanford University, a consortium partner

• The data is committed and stored to a “MySQL” database, placed in a secure IRT server, protected by adequate layers of firewalls, backed up daily.

Workflow comparison

Current v2.3.2

We are Currently on REDCap v 2.3.2 version

Newer v3.0

1. Offline excel based database creation or modifications to be done by SCCI.

2. No scheduling of events

1. Online database, creation or modifications to be done by investigator/Staff

2. Scheduling and calendar features

Release of v3.0 in less than 1 month

Features of RedCap v3.0• Build web-based databases quickly and securely - Create and design

your database rapidly using secure web authentication. No extra software is required.

• Fast and flexible - Conception to production-level database in less than one day.

• Export data to common data analysis packages - Export your data to Microsoft Excel, SAS, Stata, R, or SPSS for analysis.

• Ad Hoc Reporting - Create custom queries for generating reports to view or download.

• Save your data entry forms as a PDF to print - Generate a PDF version of your data collection forms for printing to collect data offline.

Features of RedCap..contd

• Multi-site access - REDCap databases/surveys can be used by researchers from multiple sites and institutions.

• Advanced features - Mid-study modifications, auto-validation, branching logic, and calculated fields.

• *Scheduling - Utilize a built-in project calendar and scheduling module for organizing your events and appointments.

Projects suitable for REDCap

• Clinical Research data collected within 2-3 years » Prospective/Retrospective studies

• Great replacement for excel

How do you enter a red cap site?

• Once your Sunetid is added to a redcap project by a User

redcap.stanford.edu

Everyone with permission to use REDCap can see the demo database.

Your work will appear here until it is on the final “build”.

Click here.

Advanced Features, Calculations

Watch these to learn how to set it up.

Click to see the demographics form.

Text

Date text

Notes

Dropdown lists

Radio buttons

Explore the Excel Tutorial • REDCap 2 uses an Excel spreadsheet to set up

the database (which is built in MySQL).• Version 3 can be set up entirely on the web.

Demographics and medical information

These are not mutually exclusive. So you need many yes and no variables.

These are mutually

exclusive so only one variable. This is an extra variable.

This is an extra variable.

last First middledob age

racewhiteraceblackcountry

raceasian

reason

raceotherraceeastracedetail

ishispanic

reasonother

Symptom

year

Symptom

day

Sy1m

ptom

mon

th

Screen shot of first build

REDCap demo

– Filter records: Report Builder

– Track User information: Data logging

– Add external Data : Data Import

– Blinded Multisite Trials: Data Access groups

– Online database creation 3.0

Calendaring REDCap 3

• REDCap 3 has calendaring but it only works well for a study with a fixed study calendar.

REDCap Survey

Still in the Pilot Investigative mode !

How do I get access to red cap and start creating my database?

1. Request for a free consultation at:

clinicalinformatics.stanford.edu/consultation/

2. Name Specific requests

3. Accessing REDCap from Outside Stanford:https://sussl.stanford.edu/dana-na/auth/url_default/welcome.cgi

AcknowledgementsTodd A Ferris MD, MS(Associate CIO - IT Services)

Henry J Lowe, MD(Senior Associate Dean for IRT )

Susan C Weber, PhD (Director, Informatics Systems Development)

Stanford Center for Clinical Informatics