Multiprofessional Critical Care Review: Pediatric (2023)-Biostatistics Questions and Answers

Video Transcription

Video Summary

In this Q&A session, the speaker answers various biostatistics questions. They cover topics such as the number needed to treat (NNT) to prevent one death, the calculation of relative risk in clinical trials, and the interpretation of sensitivity, specificity, positive predictive value, and negative predictive value in diagnostic tests. The speaker also discusses different types of study designs and statistical tests, including cohort studies, linear regression, logistic regression, and t-tests. They highlight the importance of blinding, intention-to-treat analysis, and generalizability in research studies. The session concludes with a discussion on accuracy and precision in laboratory tests, the choice of statistical tests for skewed and parametric data, as well as paired and unpaired data. Overall, the speaker provides guidance and explanations on key concepts in biostatistics.

Keywords

number needed to treat

relative risk

sensitivity

specificity

cohort studies

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