What is the Chi-square (X2) test used for? (biostatistics)
Likelihood ratios US Medical PG Flashcards - Medical Study Cards
Master Likelihood ratios with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Likelihood ratios Flashcard Deck - 10 Cards
Flashcard 1: A high _____ test is useful for screening in diseases with low prevalence (sensitivity or specificity)
Answer: sensitivity
Flashcard 2: _____ scores are used to calculate the probability that two loci are linked (linkage disequilibrium)
Answer: LOD
Flashcard 3: _____ is the probability that when the disease is present, the test is positive
Answer: Sensitivity
Flashcard 4: _____ is the probability that when the test is negative, the disease is absent
Answer: Negative predictive value
Flashcard 5: Sensitivity values approaching 100% is desirable for ruling _____ disease (in or out)
Answer: OUT
Flashcard 6: _____ ratios can be multiplied with pretest odds of disease to estimate posttest odds
Answer: Likelihood
Flashcard 7: Under Hardy-Weinberg conditions, what is the expected frequency of an X-linked recessive disease in males? Females?
Answer: measure of linear correlation
-1 is perfect inverse relationship
1 is perfect direct relationship
Flashcard 10: What is the Chi-square (X2) test used for? (biostatistics)
Answer: compare proportions of categorical outcomes between two groups (not comparison of means!)
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Likelihood ratios Flashcards for USMLE
Study 10 flashcards on Likelihood ratios for USMLE Biostatistics. These active recall cards cover the key concepts, clinical associations, and high-yield facts from this chapter of Sensitivity/Specificity. Each card is designed to test your understanding rather than just recognition, building stronger and more durable memories for exam day.
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Yes, all flashcards on this page are completely free. You can study all 10 cards at no cost. For spaced repetition scheduling, download the Oncourse app.
How many flashcards does this chapter have?
There are 10 flashcards for Likelihood ratios, covering the key concepts, clinical correlations, and high-yield facts from this chapter of Sensitivity/Specificity.
How should I use these flashcards for USMLE?
Read through each prompt and try to answer before revealing the back of the card. This active recall approach builds stronger memories than passive reading. Combine flashcards with the study notes and MCQ practice for the best results.
Are there more flashcards for Sensitivity/Specificity?
Yes. This page covers one chapter of Sensitivity/Specificity. Visit the topic page to see all chapters and their flashcards under Biostatistics.
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