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Relative Radiation Dose (ie, Tube Current) as a Function of Patient Width and Modulation Strength (b) as Compared With Our Clinically Accepted Values
| Patient Width, cm | Modulation Strength (b)
|
|||
|---|---|---|---|---|
| 0.30 | 0.50 | 0.70 | 1.00 | |
| 12 | 131% | 53% | 21% | 5% |
| 20 | 120% | 65% | 36% | 14% |
| 28 | 110% | 81% | 60% | 38% |
| 36 | 100% | 100% | 100% | 100% |
| 44 | 91% | 124% | 168% | 265% |
| 50 | 85% | 145% | 247% | 549% |
Calculations were performed using Eq. (9) and a patient reference thickness of 36 cm.
