Radiation dose for the ULDCT, LDCT, and SDCT
| ULDCT (n = 22) | LDCT (n = 12) | SDCT (n = 20) | |
|---|---|---|---|
| CTDIvol (mGy) | |||
| Max | 20.46 | 54.71 | 60.69 |
| Min | 11.77 | 26.79 | 33.80 |
| Mean | 15.55 | 36.47 | 48.38 |
| DLP (mGy · cm) | |||
| Max | 375.00 | 958.00 | 1128.20 |
| Min | 188.00 | 471.00 | 574.65 |
| Mean | 273.39 | 668.58 | 843.30 |
| ED (mSv) | |||
| Max | 0.86 | 2.20 | 2.59 |
| Min | 0.43 | 1.08 | 1.32 |
| Mean | 0.62 | 1.53 | 1.93 |
Note:—Max indicates maximum; Min, minimum; DLP, dose-length product; ED, effective dose.