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Table 1 Percentage differences in absorbed dose from “original method” (combination trapezoidal/3-point mono-exponential fit)

From: Personalized radiation dosimetry for PRRT—how many scans are really required?

Comparison of estimated absorbed dose NumberMean % difference from “original method”95% confidence interval for mean % difference2.5–97.5 percentile intervalNumber of organs/tumors with absolute difference > 10%
4-point mono-exponential fit 0–∞Tumors854.6%2.7–6.5%− 12.8–22.2%8
Kidneys593.2%2.8–3.6%0.5–5.9%0
Liver302.0%1.1–2.8%− 2.5–6.4%0
Spleen272.8%2.0–3.5%− 1.0–6.6%1
3-point (2, 3, 4) mono-exponential fit 0–∞Tumors850.8%0.4–1.3%− 2.8–4.5%0
Kidneys592.4%1.8–3.1%− 2.3–7.2%0
Liver301.5%0.9–2.1%− 1.6–4.6%0
Spleen271.5%0.9–2.2%− 1.6–4.7%0
2-point (2, 4) mono-exponential fit 0–∞Tumors852.6%1.6–3.5%− 5.1–10.2%7
Kidneys593.4%2.5–4.2%− 3.0–9.7%1
Liver302.7%0.5–4.8%− 8.8–14.1%3
Spleen272.2%0.9–3.5%− 4.4–8.7%0
2-point (2, 3) mono-exponential fit 0–∞Tumors85-0.4%− 3.1–2.4%− 18.5–17.7%20
Kidneys591.9%0.6–3.3%− 8.3–12.2%4
Liver302.1%− 3.1–7.4%− 25.6–29.9%7
Spleen271.0%− 1.9–3.9%− 13.4–15.4%3
2-point (3, 4) mono-exponential fit 0–∞Tumors857.7%− 0.6–16.0%− 67.1–82.6%23
Kidneys591.5%1.2–4.3%− 18.8–21.8%21
Liver308.5%− 0.8–17.7%− 40.2–57.2%5
Spleen273.0%− 0.4–6.4%− 14.0–20.0%3