Figure 1: Depiction of flow of patients diagnosed and referred for treatment in the study setting * Dotted line indicates the existing feedback system Point of dropout and delay: A- Identified presumptive TB patient in getting investigations done; B- Presumptive TB patient collecting the results of investigations; C- TB patient not reaching the RNTCP medical officer/referral unit; D- TB patient referred from tertiary care hospital not reaching the referred PHI; E- TB patient reaching the PHI but not started on treatment