Skip to main content

Advertisement

Table 3 Overview of patient characteristics

From: Chest-abdomen-pelvis CT for staging in cancer patients: dose effectiveness and image quality using automated attenuation-based tube potential selection

  Group 1 Group 2 p-Value:
Group 1 vs. Group 2
Patients 55 55  
Male 27 32  
Female 28 23  
Age (years) 61 (20–82) 59 (21–88)  
Body diameter: transverse (cm) 24.7 (15.1–40.9) 24.2 (15.6–44.6) 0.52
Body diameter: lateral (cm) 34.4 (28.1–47.8) 33.1 (19.6–49.6) 0.33
Scanning range (cm) 66.1 (50.8–76.4) 65.5 (57.1–75.4) 0.5
CTDIvol (mGy · cm) 10.5 (5.8–31.7) 11.4 (6.0–36.0) 0.5
SNR 26.4 (3.9 – 58.9) 32.2 (19 – 52.3) < 0.01
CNR 17.7 (3.7 – 42.5) 19.8 (12.1 – 34.1) 0.02
SSDE 13.3 (9.7 – 28.6) 14.8 (9.4 – 28.9) 0.6