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Sensitivity, Specificity

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Xray No TB Yes TB Total
Negative 1739 8 1747
Positive 51 22 73
Total 1790 30 1820

Calculate the sensitivity and specificity of an X-ray as a screen for TB and write a brief conclusion statement.

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Xray No TB Yes TB Total
Negative 1739 8 1747
Positive 51 22 73
Total 1790 30 1820

Calculate the sensitivity and specificity of an X-ray as a screen for TB and write a brief conclusion statement.
We can assume that there are four possible ...

Solution Summary

We can assume that there are four possible groups of patients, as indicated (a, b, c, d) in the table: ...
From these we determine the sensitivity and specificity as follows: ...

Complete, step-by-step solutions for both Sensitivity and Specificity.

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