Table 3.

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

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)

[⁶⁸Ga]Ga-PSMA-11 uptake miPSMA score 1: uptake ≥ blood pool and < liver; score 2: uptake ≥ liver and < parotids; score 3: uptake ≥ parotid gland

†Score of the most intense focal primary prostate lesion

††Not calculated as only one miPSMA score 1 described by the observers