b4-event-dependent-exposure {ctfepi}sealed case file
Event-Dependent Exposure
Case B4, After the JabSelf-Controlled and Case-Only Designsscene 4hard400 pts
Case
Seizures cluster after the city's new influenza vaccine, and each patient becomes their own control.
What this scene will ask
The event changes later exposure, violating an SCCS assumption.
Planned flag: the violated assumption, from a list of six; IRR without a pre exposure window, 3 dp; IRR with the stated pre exposure window, 3 dp.
Status
[#] Sealed. This scene opens when it is written and passes review. Nothing on CTFEpi expires, so there is no rush.