Table 2.

Four-way same-sample cycle threshold (Ct) comparison on Panther Fusion LDT, Certest, GenePro, and A* Star Fortitude [n = 28].

	Panther LDT	GenePro		Certest		A*STAR
Specimen #	E gene	E gene	RdRp gene	Orf1ab gene	N gene	Proprietary
1	34.2	27.0	27.2	24	24.6	26.5
2	27.3	26.6	27.0	23.2	23.2	26.6
3	30.2	ND	30.0	27.3	27.4	30.3
4	16.7	17.3	16.8	13.6	16	16.4
5	18.4	18.8	18.6	15	16.4	17.9
6	28.3	27.3	26.9	23.6	25.6	27.4
7	42.8	ND	ND	ND	ND	37.0
8	25.66	26.8	27.2	23.5	24.2	26.7
9	34.7	ND	ND	30.1	29.8	34.3
10	24.1	22.9	23.0	19.6	21.1	25.6
11	24.2	23.0	22.9	19.4	20.8	22.1
12	22	20.1	20.4	16.5	18.3	19.3
13	19.89	20.1	20.0	16.2	18.2	18.6
14	27.9	27.5	27.6	24.1	24.9	27.0
15	31.2	ND	32.1	28.1	29	30.6
16	18.5	16.4	17.4	13.9	14.6	17.7
17	27.1	25.8	24.6	22.9	24.7	27.0
18	20.4	15.6	16.4	14.4	16.5	18.4
19	19.7	20.7	6.3	15.7	18.2	20.3
20	23.9	14.4	13.8	11.9	13.4	15.6
21	19.9	20.9	19.5	16.0	18.9	19.8
22	36.6	ND	ND	ND	28.7	32.6
23	23.9	23.7	22.6	17.9	20.1	23.1
24	32.5	ND	28.7	27.1	27.5	31.9
25	15.2	12.2	12.2	14.7	17.3	14.2
26	30.1	ND	26.6	29.2	31.1	28.7
27	20.2	19.7	18.7	19.7	21.5	19.8
28	23.4	27.0	24.8	20.7	21.1	25.7
Median	24.2	19.9	21.5	19.5	21.1	25.6
IQR range	20.1, 30.1	9.2, 24.3	16.7, 26.9	14.9, 23.7	18, 25.1	19.1, 27.7

ND = Not detected.