Hospital | Age ± SD(y) | Weight ± SD | kVp ± SD | mAs ± SD | CTDIvol ± SD | DLP ± SD |
All Hospitals | 46.49 ± 14.16 | 73.34 ± 7.58 | 119.81 ± 4.15 | 154.96 ± 41.83 | 10.89 ± 4.77 | 438.73 ± 179.93 |
H1 | 52.56 ± 11.75 | 76.31 ± 6.84 | 120.00 ± 0.00 | 212.81 ± 21.98 | 17.04 ± 3.07 | 456.82 ± 237.72 |
H2 | 41.00 ± 11.56 | 71.44 ± 7.71 | 120.00 ± 0.00 | 120.00 ± 0.00 | 7.38 ± 2.85 | 407.76 ± 181.29 |
H3 | 52.15 ± 19.38 | 73.31 ± 7.25 | 119.23 ± 8.62 | 150.77 ± 11.15 | 10.96 ± 2.37 | 518.29 ± 140.81 |