‘Pre-entry screening for tuberculosis’ commentary: authors' response

Prevalence of and risk factors for active tuberculosis in migrants screened before entry to the UK: a population-based cross-sectional study

“…These data would be particularly useful in informing the possible eff ect of the introduction of pre-entry screening for latent tuberculosis. 27 Unmeasured confounding factors, including socioeconomic and HIV status, could be important, and eff orts should be made to obtain relevant data in an appropriately sensitive manner, compliant with information governance and public health legislation.…”