Well this is a good one, this mob have really done the hard yards
To the best of our knowledge, our study is the largest study to investigate the performance of the QFT-IT when screening healthcare staff in low-incidence countries like Germany.
Just how many?
We tested 2028 employees in the healthcare sector with the QuantiFERON-Gold In-tube (QFT-IT
And the result?
Introducing IGRA for TB screening in Germany reduced the number of X-rays and the preventive chemotherapy by a high percentage (from 24% to 9.9%) while no active TB case was missed.
Too easy,
link