Correction of typographical error in statistical methods
Karen Heichman, ARUP Laboratories, Inc.
19 January 2012
Following publication of this article, we noticed a significant typographical error in the statistical section that needs to be corrected. Please note that specificity of the test was determined according to the following formula:
Specificity = 1 - false-positives/total controls
The same results are obtained if the following formula is used:
Correction of typographical error in statistical methods
19 January 2012
Following publication of this article, we noticed a significant typographical error in the statistical section that needs to be corrected. Please note that specificity of the test was determined according to the following formula:
Specificity = 1 - false-positives/total controls
The same results are obtained if the following formula is used:
Specificity = true negatives/total controls
Competing interests
The authors have no competing interests.