Table 1.

Phases of the Mini-AFTERc pilot trial

Phase	Overview of procedures
Phase 1: Preparatory	• Development of SBCN intervention training programme • Delivery of training programme via a workshop for consenting SBCN in intervention centres • Development and testing of Mini-AFTERc smartphone application
Phase 2: Intervention delivery and data collection	• Screening and recruitment of patients at all centres • Intervention delivery at intervention centres • Collection of patient demographic and outcome data via smartphone app at baseline and 3 follow-up time points • Semi-structured interviews with SBCNs and sample of patient participants
Phase 3: Evaluation	• Statistical analysis of outcome data • Fidelity analysis of SBCNs adherence to intervention • Use of NPT in analysis of patient and nurse semi-structured interviews • Trial evaluation following the ADePT process

Phase

Overview of procedures

Phase 1: Preparatory

• Development of SBCN intervention training programme

• Delivery of training programme via a workshop for consenting SBCN in intervention centres

• Development and testing of Mini-AFTERc smartphone application

Phase 2: Intervention delivery and data collection

• Screening and recruitment of patients at all centres

• Intervention delivery at intervention centres

• Collection of patient demographic and outcome data via smartphone app at baseline and 3 follow-up time points

• Semi-structured interviews with SBCNs and sample of patient participants

Phase 3: Evaluation

• Statistical analysis of outcome data

• Fidelity analysis of SBCNs adherence to intervention

• Use of NPT in analysis of patient and nurse semi-structured interviews

• Trial evaluation following the ADePT process