Fig. 1

LTBI cascade of care at the Ottawa Hospital TB Clinic – January 1, 2010 to November 30, 2016. Percentages in the left-hand column represent the percentage of patients remaining in the cascade compared to the previous step in the cascade. ¹Patients that started one treatment course during the study period and did not complete the course and started a second treatment course during the study period. ²Individuals who initially accepted treatment but never received a prescription and subsequently declined treatment or were lost to follow up