diff --git a/03-documentation/screening-tool.md b/03-documentation/screening-tool.md
index aef62ee..db14c94 100644
--- a/03-documentation/screening-tool.md
+++ b/03-documentation/screening-tool.md
@@ -180,6 +180,7 @@ The general world region a study is working in.
 May align to the individual country (or countries) it is analyzing,
 but may also stand on its own.
 
+region::global
 region::AP
 region::EU
 region::LAC