Diagnosis Prevalence Pr(Chest pain given diagnosis Normal 0.155 0.05 ASD without PS or PH 0.126 0.02 VSD with valvular PS 0.084 0.05 Isolated PH 0.020 0.10 Transposed great vessels 0.098 0.01 VSD without PH 0.391 0.01 VSD with PH 0.126 0.10