Objective | Data source | Sample | Collection time |
---|---|---|---|
1. Measure changes in the profile of services delivered to patients across the spectrum of risk, focussing on emergency admissions to hospital | Anonymised routine linked data (including Prism data) | All patients from participating practices | Baseline |
6Â months | |||
18Â months | |||
Questionnaire data: Client Services Receipt Inventory (CSRI) | Random sample of patients from participating practices (n = 800 at each time point) | Baseline | |
6Â months | |||
18Â months | |||
2. Estimate the costs of implementing Prism and costs of resulting changes in the utilisation of health and social care resources | Questionnaire data: Client Services Receipt Inventory (CSRI); SF12 | Random sample of patients from participating practices (n = 800 at each time point) | Baseline |
6Â months | |||
18Â months | |||
Structured telephone interviews | Prism users from all participating practices (n = up to 40) | 18Â months | |
3. Assess the cost effectiveness of Prism by estimating cost per quality-adjusted life year based on changes in patient health outcomes | Questionnaire data: SF12 | Random sample of patients from participating practices (n = 800 at each time point) | Baseline |
6Â months | |||
18Â months | |||
Structured telephone interviews | Prism users from all participating practices | 18Â months | |
4. Describe processes of change associated with Prism: how it is understood, communicated, adopted and used by practitioners, managers, local commissioners and policy makers | Focus groups | GPs, practice nurses and managers from participating practices (n = 4); local health services managers and community staff managers (n = 1) | Baseline |
Interviews | GPs from participating practices who are unable to attend FGs (n = 12); | Baseline | |
health board managers from sites not participating in main study (n = 6); policy makers and national health service managers (n = 5) | |||
Interviews | Prism users from half of all participating practices, purposively sampled | 3Â months and 9Â months after going live | |
Questionnaire | Prism users from remaining half of all participating practices | 3Â months and 9Â months after going live | |
Focus group | Local health services managers and community staff managers (n = 1) | 18Â months | |
Interviews | Health service managers from ABMU (n = 3) | 18Â months | |
Structured telephone interviews | Prism users from all participating practices (n = up to 40) | 18Â months | |
5. Assess the effect of Prism on patient satisfaction | Questionnaire data: Quality of Care Monitor | Random sample of patients from participating practices (n = 800 at each time point) | Baseline |
6Â months | |||
18Â months | |||
6. Assess the technical performance of Prism | Prism data | Prism risk data for patients at participating practices | Baseline |
6Â months | |||
18Â months | |||
Anonymised routine linked data | Routine health data | Baseline | |
6Â months | |||
18Â months | |||
 | Structured telephone interviews | Prism users from all participating practices (up to 40) | 18 months |