The probability of occurrence of a specific test value given that the disease is present divided by the probability of the same test value if the disease was absent is the:

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This is the definition of the likelihood ratio, which is used to determine the diagnostic accuracy of a test. The odds ratio (A) is used in statistical analysis to determine the association between two variables. Prevalence (C) is the proportion of individuals in a population with a specific condition at a given time. Predictive value (D) is the probability that a positive or negative test result accurately predicts the presence or absence of a condition.

The Probability of Occurrence of a Specific Test Value Given