Hierarchical* polytomous regression of the association of TB treatment outcome and tuberculosis subjects characteristics in Brazil—2009.

MDR TB: multidrug resistant tuberculosis; TB: tuberculosis.*Hierarchical levels: Level 1: Gender + Age + Skin color + Schooling. Level 2: Gender + Age + Skin color + Schooling + Area of residence + Institutionalization + Occupational. Level 3: Gender + Age + Skin color + Schooling + Area of residence + Institutionalization + Occupational + Alcoholism + Mental disease + HIV/AIDS + Other comorbidities. Level 4: Gender + Age + Skin color + Schooling + Area of residence + Institutionalization + Occupational + Alcoholism + Mental disease + HIV/AIDS + Other comorbidities + TB form + Initial smear + 2nd month smear + Culture + Histopathologic + tuberculin skin test + X-ray. Level 5: Gender + Age + Skin color + Schooling + Area of residence + Institutionalization + Occupational + Alcoholism + Mental disease + HIV/AIDS + Other comorbidities + TB form + Initial smear + 2nd month smear + Culture + Histopathologic + Tuberculin skin test + treatment type + directly observed therapy.