Missing data are a problem for valid inference in all areas of research.
lass="label">•
Substance use disorder researchers routinely report over 20% missing data points.
lass="label">•
Before randomization, a thorough real-world discussion of all potential retention threats may improve attendance/adherence.
lass="label">•
Adherence and complete data points were each over 90% following implementation of a pre-randomization retention protocol.
l>
NGLC 2004-2010.National Geological Library of China All Rights Reserved.
Add:29 Xueyuan Rd,Haidian District,Beijing,PRC. Mail Add: 8324 mailbox 100083
For exchange or info please contact us via email.