Local site characteristics
| Site | Population size | Services provided |
| Teaching hospital | 500 000 | Well-established outpatient attendance, visiting general nurse and self-administration. |
| Teaching hospital | 800 000 | Well-established outpatient attendance and self-administration. New visiting specialised nurse service. |
| District general hospital | 330 000 | Well-established visiting specialised nurse, outpatient attendance and self-administration. |
| District general hospital | 385 000 | Newly established service offering visiting general nurse and outpatient attendance. |