First visit discharge rates and retention in service pre-SIGN and post-SIGN
| Primary outcome | Pre-SIGN period | Post-SIGN period |
| Discharged on first visit, Glasgow | 24.5% (51/208) | 17.91% (31/173) |
| Discharged on first visit, Edinburgh | 38.5% (40/104) | 21.1% (32/152) |
| Total discharged on first visit | 29.2% (91/312) | 19.4% (63/325) |
SIGN, Scottish Intercollegiate Guidelines Network.