From: Application of CareDose 4D combined with Karl 3D technology in the low dose computed tomography for the follow-up of COVID-19
CTDIvol (mGy)
DLP (mGy.cm)
ED (mSv)
Control group
11.21 ± 1.50
360.50 ± 52.99
5.05 ± 0.74
Research group
2.53 ± 0.27
87.25 ± 10.21
1.22 ± 0.14
t value
31.14
27.73
p value
0.00