Anxiety that is "free-floating," and which cannot be attributed to any single identifiable source, is the key defining characteristic of panic disorder.

Question

Quizplus · Accepted Answer

Free-floating anxiety, which cannot be attributed to any single identifiable source, is more characteristic of generalized anxiety disorder (GAD), not panic disorder. Panic disorder is primarily characterized by recurrent, unexpected panic attacks and persistent concern about having another attack.

Anxiety That Is "Free-Floating," and Which Cannot Be Attributed to Any