TABLE 2.

Interobserver Agreement on Visual Image Interpretation

			Mean Δ ± SD
Parameter	Agreement	95%CI	Low experience	High experience
Overall scan result (pos/neg)	κ: 0.80	0.74–0.86
PRRT indication (pos/neg)	κ: 0.64	0.57–0.70
SSR density (0–3)	ICC: 0.84	0.77–0.89	0.30 ± 0.64	0.31 ± 0.65
Organ involvement (pos/neg)	κ: 0.70	0.64–0.76
Number of organs (0–4, ≥5)	ICC: 0.75	0.66–0.83	0.42 ± 0.67	0.39 ± 0.66
Number of organ met. (0–4, ≥5)	ICC: 0.84	0.77–0.89	0.42 ± 0.95	0.47 ± 1.09
LN involvement	κ: 0.71	0.65–0.78
Number of LN areas (0–4, ≥5)	ICC: 0.79	0.71–0.86	0.23 ± 0.46	0.28 ± 0.63
Number of LN met. (0–4, ≥5)	ICC: 0.77	0.69–0.84	0.42 ± 0.90	0.47 ± 1.00

Pos = positive; neg = negative; met = metastases; LN = lymph node.