Clinical features

Why?

• Psychiatric problems account for some unexplained cases - 24% of patients have evidence of major depression or panic disorder: (95% CI: 14% to 33%) ^c

Two or more psychiatric diagnoses increase the risk of recurrent syncope

Patient	Prognostic Factor	Outcome	CER	OR (95% CI)	NNF+ (95% CI)
syncope a	2 or more psychiatric diagnoses independent	recurrent syncope at 12 months	34%	2.3 (1.0 to 1.6)	2 (5 to infinity)