Uncertainty of the iodine-131 ingestion dose conversion factor
Uncertainty of the iodine-131 ingestion dose conversion factor
Uncertainty of the iodine-131 ingestion dose conversion factor
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Table 3. Sensitivity analysis results for <strong>the</strong> time-integrated thyroid activity.______________________________________________________________________________Rank Contribution toParameter Symbol Correlation Variance (%) (a)______________________________________________________________________________Uptake fraction f blt1.00 95.7Body loss constant k b-0.08 0.6Radiological half-life T 1/20.04 0.1Absorption fraction f 10.03 0.1Fraction body-to-blood f bbl0.03 0.1Blood loss constant k bl0.00 0.0Thyroid loss constant k t0.00 0.0______________________________________________________________________________(a) <strong>the</strong> remainder <strong>of</strong> <strong>the</strong> variance corresponds to <strong>the</strong> correlations with radiation yield and average energy.32
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