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Table 2 Calculation of sensitivity, specificity, positive predictive value and negative predictive value.

From: Thermography imaging during static and controlled thermoregulation in complex regional pain syndrome type 1: diagnostic value and involvement of the central sympathetic system

  

CRPS1 according to the Bruehl criteria.

  
  

Positive

Negative

Total

Calculations

CRPS according to thermographic results

Positive

A

B

A+B

 

Negative

C

D

C+D

 

Total

A+C

B+D

N

 
 

Calculations

 Â