Highlights
•In the general population the prevalence of subthreshold anxiety disorders is 11.4%.
•Subthreshold anxiety disorders have a heterogeneous three-year course.
•In 57.3% of respondents subthreshold anxiety symptoms are self-limiting.
•Symptoms were persistent in 29.0% and progressed into an anxiety disorder in 13.8%.
•People with persistent or progressive anxiety symptoms may benefit from intervention.
Abstract