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. Author manuscript; available in PMC: 2015 Jul 8.
Published in final edited form as: Circulation. 2014 Jun 9;130(2):161–167. doi: 10.1161/CIRCULATIONAHA.113.005425

Table 2.

Number of Ionizing Radiation-producing Examinations, Annual Effective Dose, and Cumulative Effective Dose per Patient According to Operative Group

Exams per patient (n)* Average annual effective dose (mSv/year)* Cumulative effective dose (mSv)*
ASD (n=21) 6 (4, 30) 0.09 (0.02, 6.93) 0.19 (0.07, 29.28)
VSD (n=83) 9 (4, 79) 0.20 (0.01, 12.01) 0.36 (0.06, 23.60)
AVCD (n=52) 11 (4, 111) 0.26 (0.02, 29.45) 0.49 (0.07, 30.38)
TOF (n=63) 10 (5, 63) 0.27 (0.02, 22.59) 0.55 (0.08, 33.30)
ASO (n=24) 18 (10, 47) 0.29 (0.05, 3.56) 0.60 (0.18, 8.19)
Cardiac transplant (n=10) 117 (50, 247) 42.54 (8.34, 396.31) 63.79 (9.93, 190.01)
Norwood (n=84) 63 (19, 271) 20.08 (0.66, 181.98) 28.93 (0.70, 113.61)
Total (n=337) 17 (4, 158) 1.34 (0.03, 83.24) 2.67 (0.08, 76.93)
*

Data represent median (5%, 95%).

ASD = atrial septal defect; VSD = ventricular septal defect; AVCD = atrioventricular canal defect; TOF = tetralogy of Fallot; ASO = atrial switch operation.