QuantiFERON-plus does not discriminate between active and latent tuberculosis

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Acknowledgement

The authors thank Pieter Zanen for his advice on statistical testing and Lydia Kool for her laboratory assistance.

Disclosure statement

The authors report no conflicts of interest. The authors alone are responsible for the content and writing of this article.

Additional information

Funding

The authors thank Qiagen for the provision of QFT-plus test kits free of charge. Qiagen had no role in the study design, collection, analysis or interpretation of data, manuscript preparation or decision to publish findings. Remaining part of the study was financed from institutional funds.