Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Missing data patterns.
| CTi,(1) | CTi,(0) | ri | di |
|---|---|---|---|
| (CTi1, CTi2, CTi3)′ | – | (1, 1, 1)′ | C |
| (CTi1, CTi2)′ | (CTi3) | (1, 1, 0)′ | 2 |
| (CTi1) | (CTi2, CTi3)′ | (1, 0, 0)′ | 1 |
Notes: CTi,(1) is the vector of participant i's observed cortical thickness measures. CTi,(0) is the vector of participant i's missing cortical thickness measures. ri is the vector of participant i's observed score indicators. di is an indicator for when participant i dropped out where di = C indicates study completion.
