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Table 2
Median, mean and third quartile values for K, KAP, T, and N.
| Procedure | Number of exams | K (mGy) | KAP (μGym2) | T (minutes) | Number of Exposures | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | Median | Q | Mean | Median | Q | Mean | Median | Q | Mean | Median | Q | ||
| Coronary percutaneous transluminal angioplasty, stent placement, or radiofrequency ablation | 526 | 151.2 | 28.0 | 136.0 | 3275.2 | 625.0 | 2983.0 | 22.9 | 8.2 | 20.2 | 45.5 | 5.5 | 15.0 |
| Lower limb arteriography | 386 | 145.2 | 83.00 | 171.0 | 4407.7 | 2887.0 | 5967.7 | 5.9 | 3.8 | 7.4 | 6.0 | 5.0 | 7.0 |
| Head and/or neck angiography | 168 | 690.6 | 645.5 | 833.0 | 12260.0 | 11882.0 | 16391.0 | 20.9 | 16.2 | 28.0 | 43.0 | 18.5 | 23.0 |
| Coronary angiography (diagnostic) | 122 | 770.4 | 531.0 | 787.0 | 4905.9 | 4343.0 | 5798.0 | 5.2 | 3.3 | 6.7 | 11.6 | 9.0 | 13.0 |
| Pelvic vein embolization | 48 | 758.2 | 406.0 | 1076.0 | 13769.1 | 13590.0 | 22071.0 | 23.7 | 12.1 | 28.7 | 12.9 | 9.0 | 18.5 |
| Thoracic angiography of pulmonary artery or aorta | 38 | 1286.1 | 871.0 | 1648.0 | 30306.8 | 28697.0 | 45749.0 | 37.3 | 31.5 | 43.4 | 10.9 | 8.0 | 11.5 |
| Abdominal angiography or aortography | 24 | 423.7 | 105.5 | 288.1 | 11642.7 | 3751.5 | 9809.5 | 6.3 | 2.6 | 8.4 | 2.9 | 1.5 | 2.3 |
| Transjugular intrahepatic portosystemic shunt placement | 22 | 159.5 | 156.0 | 222.2 | 1783.4 | 1094.5 | 2535.0 | 9.9 | 6.3 | 15.5 | 3.2 | 3.0 | 3.7 |
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