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In this figure, we could see that the most common cause of syncope in children was postural orthostatic tachycardia syndrome (POTS) (32.2%). Unexplained syncope, vasovagal syncope-vasoinhibitory pattern (VVS-V), vasovagal syncope-mixed pattern (VVS-M), vasovagal syncope-cardioinhibitory pattern (VVS-C), orthostatic hypotension (OH), cardiogenic syncope and situational syncope accounted for 31.5%, 19.7%, 8.2%, 3.9%, 2.1%, 1.5% and 0.9%, respectively.
