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These materials discuss and/or include FACIT Measurement System, which is owned exclusively by Dr. David Cella. No part of the FACIT Measurement System may be reproduced, distributed, or transmitted in any form or by any means, including photocopying, recording, or other electronic or mechanical methods, without the prior written permission of Dr. David Cella and payment of any applicable fees. Copyright Dr. David Cella. All rights reserved.  Copyright 1987, 1997 David Cella, Ph.D.

The CDISC documentation of this instrument consists of: (1) controlled terminology, (2) standard database structure with examples, and (3) CRF(s) annotated with the CDISC SDTMIG variables with submission values. 

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CDISC acknowledges Dr. David Cella and FACIT.org, for the approval to include the FACT-HEP V4 in the CDISC data standards.

Reference for the FACT-HEP V4:

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3 The QS Domain Model

3.1 Assumptions for the QS Domain Model

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