Factors influencing health care workers' implementation of tuberculosis contact tracing in Kweneng, Botswana.

Introduction: TB contact tracing rates remain low in high burden settings and reasons for this are not well known. We describe factors that influence health care workers' (HCW) implementation of TB contact tracing (CT) in a high TB burden district of Botswana.

Methods: Data were collected using questionnaires and in-depth interviews in 31 of the 52 health facilities in Kweneng East Health District.