Figure 3

Kaplan-Meier plots of tuberculosis (TB)-free survival proportion in the ClinSurv HIV Cohort, Germany 2001–2011. (a) among all patients; (b) among all patients stratified by combination antiretroviral therapy (cART)-status; (c) among all patients stratified by region of region; (d) among all patients stratified by CD4+ cell count; (e) among patients who never started cART stratified by region of origin; (f) among patients who never started cART stratified by CD4+ cell count; (g) among patients on cART stratified by region of origin; (h) among patients on cART stratified by CD4+ cell count. Observation period for patients who never started cART began at enrollment, while for patients on cART began at the time of cART initiation.