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Table 4 Intervention-Context-Actor-Mechanism-Outcome configurations of Case Y

From: Unearthing how, why, for whom and under what health system conditions the antiretroviral treatment adherence club intervention in South Africa works: A realist theory refining approach

Intervention modalities

Context

Actor

Mechanism

Outcome

Club rules and regulation

- Standard operating protocol

- Being reminded of the rules and regulations of the club

- HIV policy

- Patient

- Perceived barriers

- Perceived coercion

- Perceived fear

- Reinforcement

- nudged

- Nudged to adhere to club appointments

Group dynamics

- Availability of space for meeting

- Longevity of patient in the club

- Relationship with other club members

- Patient

- Group

- Perceived social support

- Bonding and formation of group identity

- Better adherence resulting from developed self-efficacy

Health talks/education

- Availability of personnel

- Team work

- Patient

- Motivation

- Empowerment

- Improved self-efficacy

Quick medication access

- Availability of medication

- Organisation of pick-up process and club sessions

- Buy-in from care providers

- Patient

- Perceived benefit

- Motivation

- Satisfaction

- Adherence to medication related to medication availability

Prompt continuity of care

- Availability of clinicians

- Staffing dynamics

- Organisation of club activities

- Buy-in from care providers

- Clinicians

- Patient

- Trust

- Satisfaction

- Retained in care through problem resolution

Club facilitator-patient relationship

- Staffing dynamics

- Teamwork/collaboration

- Buy-in from care providers

- Facilitator

- Patient

- Trust

- Perceived support

- Adherence to medication

- Retention in care

Overall intervention

- Availability of programme champion

- Buy-in from care providers

- Preparation and organisation

- Patients

- Club teams

- Motivation

- Self-efficacy

- Satisfaction

- Improved retention in care and adherence to medication