Table 2: Comparative discordance rates from FDA performance study evaluations.

System

Digital Discordance (MD)

Optical Discordance (MO)

Absolute Difference

(MD-MO)

 

# of Reads

%

# of Reads

%

% Different

Epredia E1000 Dx Digital Pathology Solution

3,897

2.54%

3,881

2.65%

0.11%

Philips PIPS Ultra-Fast Scanner

7,964

4.9%

7,961

4.6%

0.4%

Hamamatsu NanoZoomer S360MD

7,997

3.5%

7,998

3.1%

0.4%

Leica Aperio AT2 DX

7,509

3.73%

7,522

3.28%

0.45%

Leica Aperio GT 450 DX

3,549

6.14%

3,631

3.66%

2.48%

Roche Ventana DP 200

7,562

8.00%

7,562

7.39%

0.61%