Youden J statistic
Last modified: 17 February 2022, 6:50:26 AM AEDT
Gems1 / 2
- single statistic that captures the performance of a dichotmous diagnostic test
- J = sensitivity + specificity - 1
- WJ Youden in 1950
- Often used in conjunction with ROC analysis
- Range
- 0 = useless test
- 1 = perfect test