Details of Data Requests to Use Johnson and Johnson Data

Request listing updated daily

All Requests

The YODA Project posts proposals once data access has been granted or denied.

Approved Requests

The YODA Project posts approved proposals once data access has been granted.

Withdrawn Requests

The following data requests could not be fulfilled due to patient privacy concerns, data element availability, data security concerns, or lack of research proposal clarity. The YODA Project posts withdrawn/unapproved proposals at the time the decision is made.

Filters list

YODA Protocol Number 2016-0994
Product(s) of Interest CONCERTA® (Methylphenidate HCl)
No. Trials Provided 1
Withdrawn/Closed

Applications of Item Response Theory to Clinical ADHD Research: Increased Precision of Treatment Effect Estimation

Principal Investigator

Alex Sturm University of California, Los Angeles

Reports & Publications

*Request originally approved but subsequently withdrawn: insufficient resources
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