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About LADDER
Families
Family-friendly Reports and Campaigns
Dashboard
Researchers
Clinicians
Sponsors
Contact Us
FAQs
Access LADDER Data
Enroll Now
Sign in
Participants Enrolled in LADDER
Below you will find the number of participants who have enrolled in LADDER to date.
Number of participants
955
With Angelman diagnosis
557
With Dup15q diagnosis
398
*Numbers represented above are current enrolled participants. More data is available for additional participants per the graph below.
Participant data (select a disorder below)
Angelman
Dup15q
Filters
All gender
Male only
Female only
All ages
<5
5-14
15-24
25-34
35-44