Received: 4 July 2017
Accepted: 2 February 2018
First Online: 17 February 2018
: The authors declare that they have no competing interests.
: Ethical approval for the study was obtained from Addis Ababa University, Aklilu Lemma Institute of Pathobiology Research and Ethics Committee as well as from the National Ethics Committee of Ethiopia (Ref No:3.10/785/07). Written consent was obtained from each study participant after a clear explanation of the study objectives and potential health and patient data confidentiality risks. Blood sample collection was undertaken under aseptic conditions by licensed medical laboratory professionals. Volunteer individuals with any sign and symptom of active TB or any other diseases during data collection time were transported by project expense to nearby health facilities to undertake complete examination. Individuals who had LTBI were advised to consult their nearby health facilities.
: Not applicable
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