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Table 2 Accuracy calculations of DRS analysis with respect to microvesicular steatosis in the ob/ob and control mice

From: Diffuse reflectance spectroscopy accurately quantifies various degrees of liver steatosis in murine models of fatty liver disease

 

Result pathology positive for microvesicular steatosis

Result pathology negative for microvesicular steatosis

 

Positive result DRS analyses

13

5

18

Negative result DRS analyses

0

2

2

 

13

7

20

Sensitivity

100 %

  

Specificity

29 %

  

Positive predictive value

72 %

  

Negative predictive value

100 %

  
  1. The DRS analyses are positive for steatosis when the determined fat fraction value is larger than 5 %
  2. DRS diffuse reflectance spectroscopy