Table 3 Adapted definitions for behavior change techniques and intervention functions relevant to Community of Practice activities

 Self-monitoring of behavior

Establish a method for Community of Practice members to regularly examine and record their own behavior(s) during household visits for contact investigation.

 Feedback on behavior

Monitor and provide informative or evaluative comments to the actor on performance of contact investigation (e.g., How frequently was sputum successfully collected if indicated?).

 Discrepancy between current behavior and goal

Draw attention to differences between the Community of Practice members’ household visit metrics (i.e. contact investigation process metrics, aggregated by clinic affiliation) and the goal of completing contact investigation for all clients.

 Problem solving

Prompt Community of Practice members to analyze factors influencing the desired outcome of completing household contact investigation and generate strategies for overcoming barriers and/or increasing facilitators.

 Social support (practical)

Provide practical help from peers and/or supervisors to improve the performance of household contact investigation.

 Social comparison

Draw attention to the performance of other Community of Practice members in carrying out contact investigation to emphasize similarities to and differences from each individual member’s own performance.

 Restructuring the social environment

Change the interactions among the Community of Practice members, supervisors, and/or clinic staff to facilitate household contact investigation.

 Instruction on how to perform a behavior

Advise or agree on how to carry out household contact investigation (includes skills training).

 Identity associated with changed behavior

Construct a new self-perception as a more skilled community health worker conducting household contact investigation.

 Enablement

Increase means and/or reduce barriers for community health workers to perform contact investigation.

 Modeling

Provide an example for community health workers to aspire to or imitate to perform contact investigation.

 Environmental restructuring

Change the physical or social context within which community health workers deliver contact investigation services.

 Training

Impart community health workers with skills needed to deliver contact investigation services.

 Education

Increase community health workers’ knowledge or understanding to perform contact investigation.