Table 2.

The recalculated metrics of the selected papers.

STUDY	SET	REPORTED	EVALUATION	TOTAL	POS	NEG	TP	TN	FP	FN	ACC	PREC	REC	F1	SPEC	MCC	NPV	TS
1	1	In-text	Per-polyp	16,900,000	338	16,899,662	337	16,730,662	169,000	1	0.99	0.00	1.00	0.00	0.99	0.04	1.00	0.00
	1	Calculated	Per-frame	16,900,000	84,500	16,815,500	84,500	16,646,500	169,000	250	0.99	0.33	1.00	0.50	0.99	0.57	1.00	0.33
2	1	T2.R1	Per-frame	210	143	67	97	55	12	46	0.71	0.89	0.68	0.77	0.82	0.47	0.55	0.63
	1	T2.R2	Per-frame	210	143	67	116	40	27	27	0.77	0.81	0.88	0.81	0.59	0.40	0.59	0.68
	1	T2.R3	Per-frame	210	143	67	130	54	13	13	0.87	0.91	0.84	0.91	0.81	0.72	0.81	0.83
	2	T3.R1	Per-frame	48	13	35	11	29	6	2	0.84	0.65	0.85	0.74	0.83	0.63	0.94	0.58
	2	T3.R2	Per-frame	48	35	13	29	11	2	6	0.84	0.94	0.83	0.88	0.86	0.64	0.65	0.79
	2	T3.R3	AVG	–	–	–	–	–	–	–	0.84	0.80	0.84	0.81	0.84	0.63	0.79	0.69
	2	Calculated	WAVG	–	–	–	–	–	–	–	0.84	0.86	0.84	0.84	0.85	0.64	0.73	0.73
3	1	T1	Per-frame	106	66	40	65	33	7	1	0.92	0.90	0.98	0.94	0.83	0.84	0.97	0.89
4	1	T2.R1	Per-frame	6000	6000	0	5663	0	251	337	0.94	0.96	0.94	0.95	NA	− 0.05	0	0.91
	1	T2.R2	Per-frame	1414	1414	0	1296	0	41	118	0.92	0.97	0.92	0.94	NA	− 0.05	0	0.89
	1	T2.R3	Per-frame	21,572	0	21,695	0	20,691	1004	0	0.95	0	NA	0	0.95	NA	1	0
	1	Calculated	Combined	27,572	6000	21,695	5663	20,691	1255	337	0.95	0.82	0.94	0.88	0.95	0.84	0.98	0.78
	1	Calculated	Biased POS	27,572	6000	21,695	6000	0	21,695	0	0.22	0.22	1	0.36	0	NA	NA	0.22
	1	Calculated	Biased NEG	27,572	6000	21,695	0	21,695	0	6000	0.78	NA	0	0	1	NA	0.78	0
	2	T2.R4	Per-frame	646	646	42	570	0	42	76	0.83	0.93	0.88	0.91	0	− 0.09	0	0.83
	3	In-text	Per-frame	60,914	–	–	–	–	–	–	–	–	0.92	–	–	–	–	–
	4	In-text	Per-frame	1,072,483	0	1,072,483	0	1,023,149	49,334	0	0.95	0	NA	0	0.95	NA	1	0
5	1	T1	Per-frame	9650	4653	4997	3723	4735	262	930	0.88	0.93	0.80	0.86	0.95	0.76	0.84	0.76

Columns represent the same as described in Table 1.