Medical biostatistics & epidemiology: examination & board review
This is the ideal resource to review biostatistics and epidemiology for the USMLE Steps 1 and 2. Each chapter presents a case study, an explanation of the material and ends with a summary and review questions.
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Summarizing Data in Tables and Graphs
Statistical lndices for Quantitative Data
lndices to Describe Health Status
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acetaminophen analysis appropriate atherectomy bias binomial exact test binomial probability distribution calculated cell chapter chi-square cholesterol Clinical Example clinicians coefﬁcient computed conditional probability critical value Decision Rules deﬁned determine diastolic blood pressure difference exists disease distributed normally equal estimate expected frequencies experimental exposure ﬁndings ﬁrst Formula homoscedasticity hypertension hypothesis test identiﬁed independent individuals investigators linear lumpectomy mean measurements mg/dL mutually exclusive events negative normal approximation null hypothesis observations occur one-tailed outcome p-value pairs patients peak ﬂow Pearson correlation population variances positive positive predictive value pr(A pr(X predictive value random regression line reject the null relative frequency rule-of-thumb sample statistic sampling distribution satisﬁed scatter diagram Scientiﬁc Hypothesis signiﬁcantly slope speciﬁcity standard deviation standard error Statistical Hypotheses Student’s study participants survival Table test result test statistic TESTING HYPOTHESES tion total cholesterol total number treatment two-sided conﬁdence interval two-tailed women zero