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Table 3 Eligible paediatric studies

From: CT protocol optimisation in PET/CT: a systematic review

ManufacturerNumber of articlesNumber of datasetsAuthorNo. of ptsProtocol parametersDose index
Scan typeProtocol intentScan districtX-Ray contrast usekVpmAs modulationmA or mAs (reference)Weight-based current selectionRotation time (s)Slice thickness (mm)PitchCollimationCTDIvol (mGy)ED (mSv)
GE Medical System418Sera et al. [11]N.A.caxialCWBN120N80 mAsN1N.A.N255.49N.A.
Sonoda, et al. [13]100bhelicalBWBN140N80 mA120 mA (if weight > 100 kg)0.8N.A.1.54 × 2.5N.A.10.6 (± 2.2)
Brady et al. [30]N.A.cBWBN80Y65–130 mAbetween 0 and 9.4 KgN.A.3.750.985N.A.N.A.N.A.
N.A.cBWBN100Y80–160 mAbetween 9.5 and 18.4 KgN.A.3.750.985N.A.N.A.N.A.
N.A.cBWBN100Y110–210 mAbetween 18.5 and 31.4 KgN.A.3.750.985N.A.N.A.N.A.
N.A.cBWBN100Y110–220 mAbetween 31.5 and 55 KgN.A.3.750.985N.A.N.A.N.A.
N.AcBWBN120Y150–210 mAgreater than 55 KgN.A.3.750.985N.A.N.A.N.A.
Alessio et al. [31]N.A.AWBN120Y10 mAsbetween 6 and 7.4 Kg0.52.50.98N.A.N.A.3.1
N.A.AWBN120Y10 mAsbetween 7.5 and 9.4 Kg0.52.50.98N.A.N.A.2.9
N.A.AWBN120Y15 mAsbetween 9.5 and 11.4 Kg0.52.50.98N.A.N.A.4.1
N.A.AWBN120Y20 mAsbetween 11.5 and 14.4 Kg0.52.50.98N.A.N.A.5.2
N.A.AWBN120Y20 mAsbetween 14.5 and 18.4 Kg0.52.50.98N.A.N.A.5
N.A.AWBN120Y20 mAsbetween 18.5 and 22.4 Kg0.52.50.98N.A.N.A.4.7
N.A.AWBN120Y25 mAsbetween 22.5 and 31.4 Kg0.52.50.98N.A.N.A.5.5
N.A.AWBN120Y30 mAsbetween 31.5 and 40.5 Kg0.52.50.98N.A.N.A.6.3
N.A.AWBN120Y30mAsbetween 40.5 and 55 Kg0.52.50.98N.A.N.A.5.6
N.A.AWBN120Y35 mAsbetween 55 and 70 Kg0.52.50.98N.A.N.A.5.9
N.A.AWBN120Y40 mAsgreater than 70 Kg0.52.50.98N.A.N.A.5.9
Philips Healthcare12axial
Sera et al. [11]N.A.chelicalCWBN110N.A.50 mAsN0.6N.A.1.557.8N.A.
N.A.cCWBN130N.A.47 mAsN0.8N.A.0.835.54N.A.
N.A.
Siemens Healthcare13Sera et al. [11]N.A.caxialCWBN120N.A.80 mAsN1N.A.N107.34N.A.
Sera et al. [11]N.A.chelicalCWBN130N.A.50 mAsN0.8N.A.0.8311.49N.A.
N.A.cCWBN130N.A.50 mAsN1N.A.0.55310.92N.A.
N.A.
  1. A CT acquisition for anatomic localization and attenuation correction, B CT acquisition for attenuation correction only (ultra-low dose), C CT acquisition for diagnostic purposes and attenuation correction, D WB CT acquisition for anatomic localization and attenuation correction + CT segmentary acquisition for diagnostic purpose, N.A. data not available, WB whole body, Y yes, N no, CTDI computed tomography dose index, ED effective dose
  2. bTotal not differentiated
  3. cClinical protocol studied on phantom, reported here with the same values both in paediatric and phantom tables