In assessing the validity of POPP NCS for predicting future CTS the analyses reported earlier followed the full cohort of workers including those who changed employers and recorded all cases of during the study period (n= 33).
We conducted cost-benefit analysis from the perspective of the employer and thus only the 23 cases that occurred while a subject screened at baseline was still working for the original employer and had complete data were relevant for inclusion in the cost models.
In our base case scenario using the criterion of any abnormality at baseline 987 newly hired workers were screened with 247 workers would have been rejected for hire a failure rate of 25%.
To attain a work