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The EDE-Q is a 28 item self-report questionnaire. It retains the format of the EDE including the 4 subscales and global score. It also concerns behaviors over a 28-day time period and retains the scoring system of 0–6, with 0 indicating no days, 1=1–5 days, 2=6–12 days, 3=13–15 days, 4=16–22 days, 5=23–27 days and 6= every day.
Another area of debate is the cut-off score of 20 first proposed by David Garner and colleagues to diagnose anorexia nervosa. High false-positive rates and low predictive power for screening for AN and bulimia nervosa (BN) in non-clinical settings have been reported.
Youden's index is often used in conjunction with receiver operating characteristic (ROC) analysis. [4] The index is defined for all points of an ROC curve, and the maximum value of the index may be used as a criterion for selecting the optimum cut-off point when a diagnostic test gives a numeric rather than a dichotomous result.
The q-value can be interpreted as the false discovery rate (FDR): the proportion of false positives among all positive results. Given a set of test statistics and their associated q-values, rejecting the null hypothesis for all tests whose q-value is less than or equal to some threshold ensures that the expected value of the false discovery rate is .
In case of a tie, point totals are added together and divided among all golfers tied for a particular position at the end of a tournament. For example, if four golfers finish tied for fifth place, the fifth through eighth place points are summed and divided by four, with each of the golfers receiving the same number of points.
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Using the cut-off point of 8, its performance in the original collaborative WHO study indicated a sensitivity of 92% and a specificity of 94% for the diagnoses of hazardous and harmful alcohol consumption. [3]
A strong majority of economists in the Sept. 6-10 poll, 92 of 101, expect a 25-basis-point cut when the U.S. central bank's Federal Open Market Committee (FOMC) concludes its two-day meeting next ...