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Table 2 Baseline characteristics and radiation dose

From: Quantum iterative reconstruction on a photon-counting detector CT improves the quality of hepatocellular carcinoma imaging

Patient number

N = 44

Age (y)

67 (64–74)

Sex

 Female

13 (30%)

 Male

31 (70%)

Body height (cm)

175 (169–178)

Body weight (kg)

79 (65–86)

Body mass index (kg/m2)

25.6 (23.1–28.0)

Late arterial phase

 CTDIvol (mGy)

14 (12–16)

 DLP (mGy*cm)

400 (300–450)

 Effective dose (mSv)

6.1 (4.6 – 6.8)

Portal venous phase

Abd / Abd + Pel / Th + Abd + Pel

 CTDIvol (mGy)

14 (12–17) / 12 (12–12) / 16 (13–18)

 DLP (mGy*cm)

370 (300–450) / 590 (540–630) / 1100 (890–1190)

 Effective dose (mSv)

6.1 (4.4 – 6.8) / 8.7 (8.1 – 9.4) / 15.7 (13.3 – 17.8)

Delayed phase

 CTDIvol (mGy)

14 (11–16)

 DLP (mGy*cm)

400 (300–450)

 Effective dose (mSv)

6.1 (4.5 – 6.8)

  1. Unless otherwise indicated, medians are shown with interquartile ranges in parentheses