The anxiety spectrum disorders of generalised anxiety disorder, or anxiety disorder due to a general medical condition, or anxiety disorder not otherwise specified, attracting ICD-10-AM code F06.4, F41.1, F41.8 or F41.9 and as determined by Statements of Principles 1/2000 (paragraph 2(b)) and 58/1998 (paragraph 2(b)). This definition excludes the other anxiety spectrum disorders: posttraumatic stress disorder, acute stress disorder, phobia, obsessive-compulsive disorder, adjustment disorder with anxiety, panic disorder and agoraphobia.”