Table 5 Comparison of the established DRLs
Country | Head | Chest | AP | |||
|---|---|---|---|---|---|---|
CTDIvol (mGy) | DLP (mGy.cm) | CTDIvol (mGy) | DLP (mGy.cm) | CTDIvol (mGy) | DLP (mGy.cm) | |
Ethiopia (current study) (2022) | 53 | 1210 | 13 | 635 | 16 | 822 |
Ethiopia(Jimma University Medical Center) (2020) [20] | 42.97 | 1364.15 | 7.76 | 368.96 | 10.86 | 1568.96 |
Morocco (2021) [18] | 57.4 | 1020 | 12.3 | 632 | 10.9 | 714 |
Nigeria (2018) [21] | 61 | 1310 | 17 | 735 | 20 | 1486 |
Kenya (2016) [22] | 61 | 1612 | 19 | 895 | 20 | 1845 |
Egypt (2017) [17] | 30 | 1360 | 22 | 420 | 31 | 1325 |
Uganda (2022) [23] | 56 | 1260 | 7.8 | 377 | 12.5 | 1418 |
Japan (2020) [24] | 77 | 1350 | 13 | 510 | 18 | 880 |
USA (2017) [19] | 57 | 1011 | 15 | 545 | 20 | 1004 |
Canada (2016) [16] | 79 | 1302 | 14 | 521 | 1818 | 874 |
Australia (2020) [14] | 52 | 880 | 10 | 390 | 13 | 600 |
UK (2019) [13] | 46 | 804 | 9 | 328 | 12 | 621 |
Regional DRLs (Ghana, Kenya, Namibia, and Senegal) (2021) [25] | 60.9 | 1259 | 15.2 | 544 | 15.7 | 737 |