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.
IGA indicates Investigator Global Assessment; I-IGA, intertriginous IGA. IGA was measured based on whole-body involvement using a 5-point scale ranging from none (0) to severe (4). See eTable 1 in Supplement 5 for details of the scale. Images show an area of the whole-body measurement.
