T1 - L3 INTERPRETING TEST RESULTS

Question 1

Define the normal range

reference range

Answer 1

defines the values of biochemical test found in healthy subjects against which patient values can be compared

Question 2

what is specificity

Answer 2

Specificity (also called the true negative rate) measures the proportion of negatives that are correctly identified as such (e.g., the percentage of healthy people who are correctly identified as not having the condition).

Question 3

what is sensitivity

Answer 3

Sensitivity refers to the test’s ability to correctly detect patients who do have the condition
e.g., the percentage of sick people who are correctly identified as having the condition (positives) eg screening test