Definition of Proctor’s implementation outcomes35
| Implementation outcome | Analysis level | Definition used in this review; other synonyms |
| Acceptability | Individual provider or individual consumer | Satisfaction with various aspects of PrEP delivery to AGYW; content, complexity, delivery, credibility and comfort |
| Adoption | Individual provider or organisation | Initiation of PrEP by AGYW; utilisation, uptake, intention to try, implementation |
| Appropriateness | Individual provider or individual consumer or organisation | Perceived fit of PrEP delivery; relevance, compatibility, suitability, usefulness, practicability |
| Feasibility | Individual provider or organisation | Actual fit of PrEP delivery; utility, suitability for everday use; practicability |
| Fidelity | Individual provider | Quality of programme delivery; delivered as intended, adherence, integrity |
| Implementation cost | Provider or providing institution | Cost of implementing PrEP delivery; marginal cost, cost-effectiveness, cost–benefit |
| Penetration | Organisation or setting | Level of institutionalisation of PrEP; spread |
| Sustainability | Individual consumer or administrators or orgnanisaiton | Continuation of PrEP by AGYW; maintenance, sustained use, durability, incorporation, integration, institutionalisation, routinisation |
AGYW, adolescent girls and young women; PrEP, pre-exposure prophylaxis.