Population attributable fraction.

OR = odds ratio; CI = confidence interval; Adj = adjusted.*Model 6: It includes sex, age group, area of residence all the variables significantly associated with prevalent TB, including household SEP, weekly number of meals containing proteins, lack of BCG, HIV status, migration and TB contact. In the multivariable analysis household SEP and TB contact were no longer significantly associated with the outcome and were therefore excluded from the model. The final model included only the variables shown in the table.