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.
Forest plot showing the reduction in expected percentage bias for the individual covariates after inverse probability treatment weighted propensity score weighting.
PASI, Psoriasis Area and Severity Index; BMI, body mass index; COPD, chronic obstructive pulmonary disease.
