Increased incidence of tuberculosis in zimbabwe, in association with food insecurity, and economic collapse: an ecological analysis.

Background: Zimbabwe underwent a socioeconomic crisis and resultant increase in food insecurity in 2008-9. The impact of the crisis on Tuberculosis (TB) incidence is unknown.

Methods: Prospective databases from two mission hospitals, which were geographically widely separated, and remained open during the crisis, were reviewed.