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03 May 2023: Clinical Research

A Feasibility Study to Evaluate Replacing Conventional Computed Tomography at 120 KVP with Low Radiation Dose and Low Iodine Intake Based on Body Mass Index-Adapted Abdominal Computed Tomography Angiography in 291 Patients

Yijun Liu A* , Zijing Zhang B , Wei Wei B , Xu Wang F , Beibei Li F , Xiaoyu Tong C

DOI: 10.12659/MSM.939228

Med Sci Monit 2023; 29:e939228

Table 6 Comparison of radiation dose and contrast agent between 2 groups (χ̄±s).

GroupnCTDIvol (mGy)DLP (mGy·cm)ED (mSv)Contrast agent (g)
A1572.18±0.20110.58±11.891.65±0.1716.00±1.79
B1407.46±0.95376.22±60.175.64±0.9026.63±3.13
value−34.286−27.542−27.542−19.349
value
A2493.68±0.24193.06±16.962.89±0.2518.85±1.95
B2538.49±1.09446.12±68.786.69±1.0330.78±2.63
value−31.105−25.943−25.943−26.048
value
A3486.20±0.74334.12±44.475.01±0.6621.61±1.60
B3449.23±1.54490.45±85.057.35±1.2733.30±1.65
value/ value−11.804b −10.902b −19.902b −8.32c
value
CTDIvol – the volume CT dose index; DLP – dose length product; ED – effective dose;
b χ value;
c value.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750