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Table 5 Radiation dose parameters of prospective ECG-triggering DSCT (Group A) and non-ECG-gated DSCT (Group B)

From: Image quality and radiation dose of dual-source CT cardiac angiography using prospective ECG-triggering technique in pediatric patients with congenital heart disease

 

Group A

Group B

P value

CTDIvol (mGy)

1.58 ± 0.65

1.39 ± 0.71

0.519

DLP (mGy · cm)

19.71 ± 10.56

22.29 ± 13.00

0.560

Effective radiation dose (mSv)

0.41 ± 0.22

0.47 ± 0.27

0.560

  1. CTDI vol , volume CT dose index; DLP, dose-length product
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Journal of Cardiothoracic Surgery

ISSN: 1749-8090

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