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Table 2 Reference CT effective doses and the number of CXR equivalents for a 5-year-old child (derived from our department)

From: CT radiation dose awareness among paediatricians

Exam type

Effective dose

CXR equivalent

PA CXR

0.006

1

AP Pelvis

0.06

10

Abdomen and pelvic CT

8.4

1400

Head CT

4.12

1000

Neck/chest/abdomen/pelvic CT

10.44

1740