TABLE 3

False Findings for Each Observer and Agreement with Reference Observer

		Scan result			PRRT indication			Organ involvement			Lymph node involvement
Observer	Experience	FP	FN	κ	FP	FN	κ	FP	FN	κ	FP	FN	κ
1	Low	1	2	0.85	7	1	0.68	2	0	0.91	6	2	0.68
2	Low	3	1	0.78	11	4	0.41	3	3	0.72	3	3	0.75
3	Low	2	1	0.84	12	1	0.50	4	1	0.76	1	2	0.88
4	Low	1	0	0.95	10	1	0.57	2	1	0.86	2	2	0.84
5	High	0	0	1.00	4	2	0.76	4	0	0.80	6	1	0.72
6	High	2	3	0.75	8	1	0.65	4	5	0.59	2	2	0.84
7	High	1	5	0.72	4	2	0.76	2	3	0.77	4	3	0.72

FP = false-positive; FN = false-negative.