Integrated Supportive Supervision at Primary Health Care: Co-designing Stronger Referral and Counter-Referral Pathways

IN A NUTSHELL
Author's Note 

…a functioning referral system depends on more than knowing when to send a patient elsewhere. It also depends on whether the patient reaches the next level of care, whether relevant information returns to the PHC and whether follow-up happens.

Integrated supportive supervision provides an existing opportunity to examine this journey with the people who understand its different parts. By reviewing a small number of cases, co-designing workable tools, measuring progress and escalating barriers that facilities cannot solve alone, supervisory teams can help turn a documented referral into a more connected process of care.

Ultimately, the value of a referral system lies not in the number of referrals recorded, but in whether patients receive the care they need and whether the health system can support their journey across levels of care.

By Ebenezer Bolaji, MD

Rapid Responder Epidemiologist with the Africa CDC

Head of the Primary Health Care Research Unit at the National Primary Health Care Development Agency (NPHCDA)

Nigeria

 By the same Author on PEAH: HERE

Integrated Supportive Supervision at Primary Health Care

Co-designing Stronger Referral and Counter-Referral Pathways

 

“I understand referral, but could you explain what you mean by counter-referral?”

A community health worker asked me this question during a supportive supervision visit to a primary health care (PHC) facility. It was a simple question, but it exposed a challenge that can be overlooked when supervision focuses mainly on whether services are available and registers are complete: do health workers share an understanding of what should happen after a patient is referred to another facility?

The question stayed with me because referral is not complete simply because a patient has been directed elsewhere. The receiving facility needs to provide appropriate care, relevant information needs to return to the referring PHC, and any recommended follow-up needs to happen. Without these links, a patient’s journey through the health system can become fragmented.

This perspective draws on a field visit in Nigeria’s PHC system, where frontline primary care facilities work within a broader network of local government, state and referral-level services. During the visit, I reviewed a facility referral register covering the preceding quarter and discussed referral processes with frontline personnel. The register contained entries for referrals made, but counter-referral and follow-up were not documented in the material reviewed. I did not record a verified referral count that can responsibly be reported here.

 

 Images from the field

 

This is a practice-based perspective, not a research study or a representative assessment of Nigerian PHC facilities. It describes an observation from one field exercise; it cannot establish how common the gap is or why it occurred. Its value is in identifying a practical question that health teams can explore during routine supervision.

1. Why integrated supportive supervision?

Supportive supervision is often treated as a way to check service availability, review records and identify performance gaps. It can also provide a structured opportunity for health workers and supervisors to solve problems together. WHO guidance on community health worker programmes emphasises supportive approaches, including coaching, quality assurance and problem-solving, while acknowledging that evidence comparing specific supervision models remains limited [1]. A review of supervision approaches in low- and middle-income countries similarly found that useful approaches often draw on routine data and continuous quality improvement, although many successful models have not been tested at scale or sustained over time [2].

Integrated supportive supervision brings several service areas into a coordinated visit. Depending on the context, a team may review maternal and newborn health, immunisation, laboratory services, emergency arrangements, community health activities and quality improvement. Integration can reduce the burden of separate visits and help teams see how the different parts of service delivery work together.

Referral pathways are particularly suited to this approach. A PHC can initiate a referral, but successful completion may depend on transport, costs, the availability of services at the receiving facility, communication between facilities and the patient’s ability to navigate the system.

Supervision cannot resolve every barrier, but it can help teams identify where a pathway breaks down, determine who can act and follow up on agreed improvements.

The evidence should be interpreted carefully. A Cochrane review found that studies of supervision in PHC had mixed results and that the overall certainty of evidence was low or very low [3]. The case for integrated supportive supervision is therefore not that every supervisory visit will automatically improve outcomes. Rather, supervision is an existing health-system process that can be made more useful when it supports evidence-informed problem-solving and tracks whether agreed changes work.

2. Referral, counter-referral and continuity of care are different

The question from the community health worker created an opportunity to clarify three connected concepts:

  1. Referral completion: did the patient reach the facility to which they were referred?
  2. Counter-referral: did the receiving facility communicate relevant information back to the referring PHC, including findings, treatment provided and recommendations?
  3. Continuity of care: was the patient subsequently followed up and managed in line with the care plan?

These are related, but they are not interchangeable. A patient may be referred and never arrive. A patient may reach the receiving facility and receive treatment, but the PHC may receive no feedback. Even where feedback is provided, the patient may not complete recommended follow-up. Each is a different point at which care can become disconnected.

A recent scoping review of referral systems within a primary health care approach highlighted the importance of clear referral protocols, communication between initiating and receiving facilities, counter-referral processes and monitoring [4]. These functions are not merely administrative. They help clinicians make informed decisions about ongoing care and support a more connected patient journey.

A practical starting point is a shared, plain-language explanation of the pathway. Health workers, community health workers and supervisors should understand what information must accompany a referral, what the receiving facility is expected to return, how unresolved referrals are followed up and who is responsible at each stage.

3. Use supervision to co-design workable solutions

The field register showed that the facility had made an effort to record outward referrals. The gap in the records reviewed was the return journey: whether patients reached the next level of care, what care they received and whether the PHC obtained information to guide subsequent management. This observation should not be read as evidence of poor commitment by frontline staff. It may also reflect a process or register designed mainly to document the initial referral.

Co-design offers a way to investigate the gap without starting from blame. Facility in-charges and health workers understand the demands of service delivery. Community health workers may know the practical barriers patients face in reaching care and returning for follow-up. Local government and state teams understand referral arrangements and service availability. Receiving facilities can clarify what information they need and what feedback they can reasonably provide.

During a supervisory visit, these actors can review a small number of de-identified referral records and map the patient journey. Where did the process work? Where was information missing? Was the receiving facility known and reachable? Was transport available? Did anyone follow up when the outcome was unknown? What change would be feasible within the current workflow?

This approach is consistent with evidence that problem-solving between supervisors and health workers may strengthen the effectiveness of supervision. In a secondary analysis of 81 studies from 36 countries, routine supervision was associated with a median improvement of 10.7 percentage points in professional health workers’ practices compared with controls. The analysis also found that supervisor involvement in problem-solving was associated with greater mean effectiveness, although the authors rated the evidence quality as low because of limitations including risk of bias [5]. These findings support the direction of travel, not a guarantee that the same effect will occur in every setting.

Co-design should complement, not replace, supervision’s role in monitoring standards and accountability. Its purpose is to combine assessment with a structured opportunity to understand operational problems, agree on corrective action and learn from implementation.

4. Practical actions within an existing supervision cycle

A small number of steps can be tested within an existing supervision cycle and adapted to local conditions.

Agree on a minimum referral and counter-referral log. Review the existing register with the people who use it. A minimum dataset could include a unique patient identifier, date and reason for referral, initiating and receiving facilities, referral focal person, whether arrival was confirmed, care received, feedback returned and follow-up required. The final fields should align with existing reporting requirements and protect patient confidentiality. Avoid creating a parallel tool unless the current one cannot be adapted.

Introduce a referral slip with a return section. The receiving facility could document key findings, care provided and recommendations for continued management. Information might return through the patient or through an agreed, secure communication channel between facilities. The method should reflect local realities and safeguard confidential clinical information.

Maintain a directory of receiving facilities. Local teams can periodically update facility locations, services available, operating hours, referral contacts and emergency arrangements. A directory is only useful if it is accurate and accessible to frontline staff.

Review a few cases during each visit. As a starting point, the supervisory team could review two or three documented referrals where feasible. The discussion should establish whether the patient reached the receiving facility, whether feedback returned, whether follow-up was completed and what barriers remain. The number and duration of reviews should be adjusted to workload and case complexity.

Escalate barriers that the facility cannot solve alone. Better documentation will not overcome a lack of transport, unaffordable care, insecurity or an unavailable service. Supervision findings should distinguish actions that can be taken at facility level from issues requiring local government, state or higher-level support. Community health workers can contribute to follow-up within their defined roles, but should not replace clinical communication between facilities.

A limited pilot can test whether the proposed log and return slip are understandable, feasible and useful before any wider adoption. Frontline users should be able to recommend changes based on actual use, rather than being asked only to comply with a tool designed elsewhere.

5. Measure whether the pathway is improving

Introducing a register or referral slip is not, by itself, evidence of a stronger referral system. Teams need a small set of indicators with clear definitions, denominators, reporting periods and sources of information.

Possible indicators include: (1) completeness of referral documentation among records reviewed; (2) the proportion of referred patients confirmed to have reached the receiving facility; (3) the proportion of completed referrals for which relevant counter-referral feedback is received by the PHC; and (4) the proportion of patients who require follow-up and complete it within the agreed period.

The interpretation matters as much as the calculation. Referral outcomes that cannot be established should be recorded as unknown, not automatically classified as completed or failed. Low completion may reflect transport or financial barriers, insecurity, service availability or communication problems, rather than the performance of the initiating PHC alone. Data should help the team understand the pathway, not create incentives to conceal difficult cases.

Every significant gap should lead to an agreed action, a named responsible person or level of the system, and a timeline for review. At the next supervisory visit, the team can check whether the action was completed and whether the process improved. This closes the loop between observation, action and learning.

6. Digital tools should support a functioning process

Electronic community health information systems (eCHIS) and other digital platforms may eventually support referral tracking, reminders and communication between community-based workers and facilities. But digitisation cannot compensate for unclear responsibilities, unreliable contact arrangements or a receiving facility that cannot provide the required service.

Before introducing digital functions, teams should agree on the workflow and minimum information required, assess whether existing systems can support it, and address interoperability, connectivity, workforce capacity, privacy and data protection. Digital tools should reduce avoidable duplication rather than create parallel reporting burdens. Paper-based processes may remain appropriate where connectivity or infrastructure is limited.

The immediate priority is a referral pathway that frontline workers understand and can use consistently. Technology should be introduced where it offers a practical advantage and can be maintained within existing arrangements.

7. Policy recommendations

Policy makers can build on existing supervisory structures by taking five practical steps:

  1. Include referral review in supportive supervision tools. Review referral completion, counter-referral feedback and follow-up, not only the presence of referral records.
  2. Adapt and pilot simple referral tools. Co-design logs and return slips with frontline users, test them in selected facilities and revise them before wider use.
  3. Strengthen local referral coordination. Maintain updated directories, clarify focal persons and connect referral arrangements with emergency transport and other relevant support mechanisms.
  4. Orient health workers and community health workers. Establish a shared understanding of referral, counter-referral, follow-up and each person’s responsibilities.
  5. Link findings to action and accountability. Assign responsibilities and timelines, escalate system-level barriers and review progress during subsequent supervision and routine performance discussions.

These steps can use existing structures, but they are not cost-free. They require staff time, practical tools, appropriate training and support from the levels of the health system responsible for resolving barriers beyond the facility.

Conclusion

The community health worker’s question was a reminder that a functioning referral system depends on more than knowing when to send a patient elsewhere. It also depends on whether the patient reaches the next level of care, whether relevant information returns to the PHC and whether follow-up happens.

Integrated supportive supervision provides an existing opportunity to examine this journey with the people who understand its different parts. By reviewing a small number of cases, co-designing workable tools, measuring progress and escalating barriers that facilities cannot solve alone, supervisory teams can help turn a documented referral into a more connected process of care.

Ultimately, the value of a referral system lies not in the number of referrals recorded, but in whether patients receive the care they need and whether the health system can support their journey across levels of care.

References

  1. World Health Organization. WHO guideline on health policy and system support to optimize community health worker programmes. Geneva: World Health Organization; 2018. Available from: https://www.who.int/publications/i/item/9789241550369
  2. Rowe SY, Peters DH, Holloway KA, Chalker J, Ross-Degnan D, Rowe AK. A systematic review of the effectiveness of strategies to improve health worker performance in low- and middle-income countries. (See also: systematic review of performance-enhancing health worker supervision approaches in low- and middle-income countries). Hum Resour Health. 2021;19:2. Available from: https://pmc.ncbi.nlm.nih.gov/articles/PMC8733429/
  3. Bosch-Capblanch X, Liaqat S, Garner P. Managerial supervision to improve primary health care in low- and middle-income countries. Cochrane Database Syst Rev. 2011;(9):CD006413. doi:10.1002/14651858.CD006413.pub2.
  4. Optimizing people’s movement across the health system: a scoping review of referral systems within a primary health care approach. Primary Health Care Research & Development. 2025. Available from: https://pmc.ncbi.nlm.nih.gov/articles/PMC12646189/
  5. The effectiveness of supervision strategies to improve health care provider practices in low- and middle-income countries: secondary analysis of a systematic review. Health Policy Plan. 2022. Available from: https://pmc.ncbi.nlm.nih.gov/articles/PMC8734232/
  6. World Health Organization. Primary health care systems (PRIMASYS): case study from [country-specific case studies and resources]. Geneva: World Health Organization. Available from: https://www.who.int/teams/primary-health-care
  7. World Health Organization. Framework on integrated, people-centred health services. Report by the Secretariat. Geneva: World Health Organization; 2016. Available from: https://apps.who.int/gb/ebwha/pdf_files/WHA69/A69_39-en.pdf