New methods for estimating follow-up rates in cohort studies
Abstract Background The follow-up rate, a standard index of the completeness of follow-up, is important for assessing the validity of a cohort study. A common method for estimating the follow-up rate, the “Percentage Method”, defined as the fraction of all enrollees who developed the event of intere...
Main Authors: | , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2017-12-01
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Series: | BMC Medical Research Methodology |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s12874-017-0436-z |