Table 1
Description of clinical practice showing CIs, included number of scanners (scanner type and characteristics)/examinations/acquisitions, and contrast media use (for single acquisition).
| Body region | Clinical indications (CIs) | N sc | N single acqs | % | N seq | Contrast usage | N exam per scanner (%) | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| a | b | c | d | ||||||||
| Head | Head Trauma | 4 | 319 | 34.0 | 1-2 | yes | 70(22.0) | 65(20.3) | 63(19.7) | 121(38) | |
| Stroke/CVA | 4 | 201 | 22.6 | 1-2 | yes | 63(31.3) | 27(13.4) | 30(15.0) | 81(40.3) | ||
| Brain Tumor | 4 | 133 | 6.9 | 1-2 | Yes | 79(59.3) | 11(8.2) | 10(7.5) | 33(25.0) | ||
| Dementia | 2 | 75 | 8.0 | 1 | No | 36(48.0) | – | – | 39(52.0) | ||
| Chest | Chest lesion with CKD | 3 | 26 | 2.8 | 1 | No | 5(19.2) | 10(38.5) | 11(42.3) | – | |
| Pulmonary embolism | 3 | 21 | 2.2 | 2 | Yes | 8(38.1) | 9(42.9) | 4(19.0) | – | ||
| Lung Tumor | 3 | 37 | 3.9 | 2 | Yes | 13(35.1) | 15(40.5) | 9(24.3) | – | ||
| Abdomen | Abdominopelvic lesion | 3 | 71 | 7.6 | 2 | Yes | 23(32.4) | 24(33.8) | 24(33.8) | – | |
| Kidney stones | 3 | 46 | 5.1 | 1 | No | 16(34.8) | 14(30.4) | 16(34.8) | – | ||
| Urothelial malignancy | 3 | 64 | 6.8 | 1-3 | Yes | 27(42.2) | 20(31.2) | 17(26.6) | – | ||
N; number, exam; examination, Acq; acquisition, A; BrightSpeed 4 Slice CT (ASIR), b; BrightSpeed 16 Slice CT (ASIR), c; Philips Brillance 16 Slice CT (IR), Toshiba Alexion 32 Slice CT (IR).
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