IOS period | Barts health NHS trust, London N = 31 | Central Manchester university hospital NHS foundation trust, Manchester N = 16 | Plymouth hospitals NHS trust N = 11 | All UK sample N = 58 | ||||
---|---|---|---|---|---|---|---|---|
Patients, n | Attacks, n | Patients, n | Attacks, n | Patients, n | Attacks, n | Patients, n | Attacks, n | |
Before IOS entry | 23 | 40 | 11 | 84 | 11 | 21 | 45 | 145 |
After IOS entry | 24 | 146 | 12 | 124 | 5 | 20 | 41 | 290 |
Total | 31 | 186 | 16 | 208 | 11 | 41 | 58 | 435 |