Table 3 Dose-length product (DLP) and volumetric computed tomography dose index (CTDIvol) for the study common name “CT Abd/Pelv WO”: data from individual hospitals, total and reference values
From: Analysis of a multicentre cloud-based CT dosimetric database: preliminary results
Number of exams/number of scanners | DLP (mGy × cm) Median (25th–75th percentile) | CTDIvol (mGy) Median (25th–75th percentile) | |
|---|---|---|---|
Hospital 1 | 1,081/5 | 543 (425–743) | 10.4 (8.2–13.1) |
Hospital 2 | 326/2 | 643 (539–852) | 13.1 (11.5–15.6) |
Hospital 3 | 285/4 | 590 (455–771) | 11.8 (10.1–14.3) |
Total | 1,692/11 | 569 (446–769) | 11.2 (8.9–14.0) |
ISTISAN 17/33 [18] | 920 | 15.0 | |
Canadian survey [20] | 516 (349–735) | 12.9 (8.6–17.6) | |