Table 2. Topic guide for In-depth interview.

S/N	Heath workers Views and Roles	Health workers perception	Knowledge on RSS	Perceptron on the Network	Closing
1	What are your views about the TB control Programme performance?	Ask for their perspective; is there anything, which would prevent them from changing the current services provided or the system?	What do you know about TB routine surveillance system?	Probe what is their perception of the TB networking?	Is there anything else you think would be useful for programme to know? Do you have any questions about any aspect of this interview?
2	What do you regard as the successes of routine surveillance system?	What have been some of the challenges for you as an individual?	What recommendation would you make on RSS?	Any other comments please?
3	How do you view your own role in the TB programme? (Probe)
4	How do you see your role in supporting TB programme policies implementation?

Key: TB- Tuberculosis; RSS–Routine surveillance system