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Table 1 Comparison of the K1 values from the 1000 simulations (Monte Carlo) using the same IDIF for the seven different time samplings

From: Optimization of temporal sampling for 18F-choline uptake quantification in prostate cancer assessment

Time sampling

Average K1 value (mL/ccm/min) ± SD

95% confidence interval (mL/ccm/min)

  

Lower bound

Upper bound

5 × 60″

0.6474 ± 0.0188

0.6462

0.6486

10 × 30″

0.6126 ± 0.0176

0.6115

0.6137

15 × 15″–1 × 75″

0.5498 ± 0.0172

0.5487

0.5509

6 × 10″–8 × 30″

0.5191 ± 0.0148

0.5181

0.5200

12 × 5″–8 × 30″

0.5053 ± 0.0140

0.5044

0.5062

10 × 5″–4 × 10″–3 × 20″–5 × 30″

0.5073 ± 0.0140

0.5064

0.5082

8 × 3″–8 × 12″–6 × 30″

0.4982 ± 0.0137

0.4973

0.4990