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Table 1: Studies of radiation dose indices for pediatric noncontrast head CT
Study Publication Year Type Findings
Kanal et al²¹ 2015 National survey Pediatric hospitals had lower dose indices compared with general hospitals
Kanal et al²⁰ 2011 Washington State survey Level I–II trauma centers had lower dose indices compared with Levels III–V
King et al¹⁹ 2009 Bi-institutional studies Regional pediatric hospitals had lower dose indices compared with trauma centers
Current study 2018 National study of ACR DIR Pediatric hospitals had lower dose indices compared with other facility types
Level I–II trauma centers had lower dose indices compared with level III–IV trauma centers or nontrauma hospitals
Facilities in metropolitan areas had lower dose indices compared with urban and rural locations
Note:—ACR indicates American College of Radiology.