Table 3 Comparison between E (Effective doses) expected during radiological examinations typical of scoliosis diagnosis and treatment, and estimated E due to natural sources of Ionizing Radiations
E (mSv) | Equivalent number of transatlantic flights | Percentage of annual natural background (%) | Equivalent in time spent at 1600 m amsl (days)* | Equivalent in time spent at 3900 m amsl (days)* |
|---|---|---|---|---|
0.100 | 2.7 | 4 | 64 | 18 |
0.500 | 13.3 | 21 | 320 | 90 |
1.000 | 26.7 | 42 | 641 | 181 |
Min E for projections of Table 1 AP, PA, LAT | 1.3; 0.8; 3.2 | 2; 1; 5 | 32; 19; 77 | 9; 5; 22 |
Max E for projections of Table 1 AP, PA, LAT | 29.1; 13.1; 15.9 | 45; 20; 25 | 698; 314; 383 | 197; 89; 108 |