CTSI Biostats
What you need before you start
1.
Study Design


Data collection points
Relation of points to each other
2. Data Forms
3. Variables
 Type
 Ranges
 Identifiers
4. Users
 Who
 Limitations
The options on this screen depend
on your project settings…you can
change your project settings here, if
you did it wrong
Click each Instrument
name to modify this.
Each of these is a
different data form.
Click here to add a form
Note: you can add variables at
any point or click and drag them
to a different location
Each variable is specified in 4
quick steps:
1) Pick your variable type
(Note: the most commonly
used types of data are
instances of a “Text Box”)
2) Label your variable--
4) Specify
variable
characteristic
s-Validation:
specify
variable type
and any
limits on it
Required
variable
Identifier
3) REDCap
automatically makes
variable names…but you
can change it if you’d
like
Days offset are from initial event (note, this may be BEFORE you see
your participant. Ex: if first event is a stroke, then this would be your
first event
When using the calendar module, these days and ranges are included
for planning
If your
events are
not
scheduled,
this can be
used as an
ordered
tracking of
# of visits;
there is no
limit to
the
number of
events
possible
Different study arms can have
different events
How to organize your study info
1.
Create a matrix of your study events and what data
is being collected when
Event 1:
Screening
Prescreening
Event 2:
Pre-test
Event 3: Post- Event 4:
test
Follow-up
X
H&P
X
X
OGTT
X
X
Questionnaire
X
X
How to organize your study info
2. Get the details of ALL your variables
Form
Label
Name
Screening
Patient
ID
ID
Screening
Age in
Years
Age_yrs
Type
Limits
Required
Identifier
Text
none
Y
Y
Text:
Integer
21-69
Y
N
How to organize your study info
3. Users & Permissions
 User name
 File Repository
 Expiration
 User Rights
 Calendar
 Data Access
Groups
 Data Export
Tool
 Data Import
Tool
 Reports &
Report Builder
 Data
Comparison
 Record
Locking
Customization
Tool
 Logging
 Lock/Unlock
Records
 Project
Setup/Design
 Create Records
 Rename
Records
 Delete Records