est.auc {samplesizeestimator}

Sample size for estimating Area Under the ROC curve

Description

Sample size for estimating Area Under the ROC curve

Usage

est.auc(auc, alp, d)

Arguments

auc

anticipated AUC of the diagnostic marker or test

alp

level of significance or accepted level of probability of type I error

d

Precision required on either side of the true AUC

Value

a list of total sample size based on AUC along with reporting

References

Hajian-Tilaki, K. (2014). Sample size estimation in diagnostic test studies of biomedical informatics. Journal of biomedical informatics, 48, 193-204.

Examples

est.auc(auc=0.7,alp=0.05,d=0.07)