Sensitivity & specificity of tests

' NNN '

  • Highly seNsitive tests have No false Negatives
  • And highly sPecific tests have no false Positives

Sensitivity of a test is it's ability to correctly detect all those who have the disease, ie., 'true positives'  and specificity is the ability of the test to correctly detect those who do not have the disease, ie., 'true negatives' ,

2.5

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