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EJNMMI Research

Table 3 miPSMA score observers’ agreement K’s alpha (95% confidence interval)

From: Interobserver agreement of [68Ga]Ga-PSMA-11 PET/CT images interpretation in men with newly diagnosed prostate cancer

Lesion category

miPSMA 3-point score: 1, 2 or 3

miPSMA 2-point score: 1–2 versus 3

miPSMA 2-point score: 1 versus 2–3

Primary prostate lesion†

0.69 (0.51–0.85)

0.75 (0.55–0.90)

††

Lymph nodes

0.59 (0.50–0.68)

0.65 (0.55–0.75)

0.67 (0.58–0.77)

Metastases

0.68 (0.58–0.77)

0.76 (0.66–0.85)

0.76 (0.66–0.85)

  1. [68Ga]Ga-PSMA-11 uptake miPSMA score 1: uptake ≥ blood pool and < liver; score 2: uptake ≥ liver and < parotids; score 3: uptake ≥ parotid gland
  2. †Score of the most intense focal primary prostate lesion
  3. ††Not calculated as only one miPSMA score 1 described by the observers
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