STLT Delays Guide
Home
Understanding
Challenges
Modelling Approaches
Implementing
Choosing a Method
How-to Guide
Case Studies
Examples & Resources
Community Examples
Submit an Example
Training Courses
Further Reading
Glossary
Meeting
Session overview
Templates
Challenges template
Models template
Session documents
Discussion prompts
Decision tree exercise
Papers
This guide (companion paper)
Nowcasting methods overview
Contributing
On this page
What it is
Why it happens
How it affects analysis
How to identify it
Data Revisions
Note
This page is under development.
What it is
Why it happens
Duplicate removal
Case reclassifications
Date corrections
How it affects analysis
How to identify it