TABLE 2

Patients’ Radiation Exposure (mSv) During Study

Parameter18F-NaFCCTA doseAC CT dosePET/CT + CCTA
Prospective
 Range2.8–3.11.3–5.80.5–1.84.7–9.9
 Mean ± SD2.9 ± 0.13.4 ± 1.21.0 ± 0.47.3 ± 1.4
Retrospective
 Range2.8–3.07.8–12.70.9–1.111.6–16.7
 Mean ± SD2.9 ± 0.19.7 ± 2.71.0 ± 0.113.6 ± 2.7
  • Conversion factors are 0.014 mSv/mGy⋅cm for CCTA and attenuation-corrected (AC) CT and 0.024 mSv/MBq for 18F-NaF.