Table 1 Manufacturers, sequencing platforms and testing methodology reported by 56 laboratories participating in the College of American Pathologists Noninvasive Prenatal Testing (CAP NIPT) Educational Exercises in 2018.

From: Assessment of laboratories offering cell-free (cf) DNA screening for Down syndrome: results of the 2018 College of American Pathology External Educational Exercises

Manufacturer

Platforma

Shotgun sequencing

Genome sequencing

Targeted SNPs

Targeted sequencing

Total

Illumina

MiSeq

   

3

3

NextSeq

11

8

7

2

28

HiSeq

7

 

1

 

8

NovaSeq

1

   

1

ThermoFisher

Torrent

4

   

4

Proton

1

5

 

1

7

Affimetrix

Microarray

  

3

 

3

BGI-Seq

500

 

2

  

2

Total

24

15

11

6

56

  1. SNP single-nucleotide polymorphism.
  2. aReported test names included Bambini, Clarigo, DARUI-NIPT, EDGD Nice, G-NIPT, Harmony, Informaseq, Iona, MaternaT21+, MGC-NIPS, NIFTY, Panorama, Prequel, SafT21 Express, Sage, Veracity, Verify, VeriSeq and Vision.