Table 1.

Glossary

Term	Definition
Attribution Theory	a theory which supposes that people attempt to understand the behaviour of others by attributing feelings, beliefs, and intentions to them [23].
Context (C)	Elements outside the parameters of the formal programme architecture, that have causal impact, e.g. norms and values, economic conditions, participant characteristics
Context Mechanism Outcome Configuration (CMOC)	Configuration of the contexts, which trigger a mechanism, which results in an outcome.
Diagnostic Overshadowing	Misattribution of person’s symptoms as part of their mental health diagnosis rather than a co-morbid physical health issue. This can lead to incorrect diagnosis and/or delayed treatment.
Mechanism (M)	M is the underpinning generative force that leads to outcomes, triggerered by Context
Medication Review	In this review, a discussion between GP and SU to discuss the appropriateness and acceptability of their antipsychotic medication, including side effects, efficacy with regards to mental health and physical health.
Outcome (O)	Any result of a programme or study, can be intended or unintended, expected or unexpected
Programme Theory (PT)	A hypothesised theory made up of CMOCs, developed throughout the review (initial programme theory to refined programme theory)
Realist And MEta-narrative Evidence Syntheses: Evolving Standards (RAMESES)	Quality and publication standards and training materials for realist research approaches, funded by the National Institute of Health Research (NIHR) Health Services and Delivery Research Programmes.
Substantive Theory	A higher-level conceptual theory that is not directly about the programme, but introduces a concept(s) that increases the explanatory power of the programme theory