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Revenue and Accounts Receivable Credit Concentration (Tables)

12 Months Ended

Dec. 31, 2021

Revenue From Contract With Customer [Abstract]

Summary of Revenue

Revenues consisted of the following (in thousands):

		Year Ended December 31,
		2021				2020
Diagnostic tests		$	48,937			$	40,919
Services			5,569				4,638
Total revenue		$	54,506			$	45,557

Summary of Revenue and Accounts Receivable by Third-party Payors and Other Customers

The Company’s customers in excess of 10% of total revenue, and their related revenue as a percentage of total revenue were as follows:

		Year Ended December 31,
		2021				2020
The Big Ten Conference			40	%			30	%
Centura Healthcare			5	%			17	%

The Company’s third-party payors and other customers in excess of 10% of accounts receivable, and their related accounts receivable as a percentage of total accounts receivable were as follows:

		As of December 31,
		2021				2020
Medicare			30	%			6	%
Janssen Research and Development, LLC			14	%			5	%
LabCorp DD (formerly Covance)			11	%			2	%
The Big Ten Conference			—	%			35	%
Centura Healthcare			—	%			24	%

X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

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Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark.

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