Table 1.

Landscape of tissue of origin approaches.

Assay	Cancer Categories	N Independent Test Set	Accuracy	Cases Called
			(%)	(%)
Caris MI GPSai	21	13,661	94.7	93
2020
PCAWG	14	1436	88	100
2020 [32]
MSK IMPACT	22	11,644	74.1	100
2019 [10]
Cancer Genetics Tissue of Origin	9	27	94.1	89
2012 [11]
Biotheranostics CancerTYPE ID	30	187	83	100
2011 [7]
Park SY	7	60	75	78
2007 [5]
Dennis JL	7	130	88	100
2005 [12]
Brown RW	5	128	66	86
1997 [6]
Gamble AR	14	100	70	100
1993 [13]