Characteristics of survey responders and sites
| HOPON | PET-Neck | SEND | |
|---|---|---|---|
| Number of responders | 27 | 31 | 27 |
| Number of sites that responded/number of sites invited (%) | 20/40 (50) | 21/52 (40) | 16/30 (53) |
| Number of responders per site, median (range) | 1 (1,4) | 1 (1,3) | 1.5 (1,4) |
| Role of responder, n (%) | |||
| Site principal investigator | 11 (41) | 12 (39) | 11 (41) |
| Other investigator | 6 (22) | 1 (3) | 8 (30) |
| Research nurse/practitioner | 3 (11) | 13 (42) | 6 (22) |
| Others | 7 (26) | 5 (16) | 2 (7) |
| Region*, n (%) | |||
| North | 6 (22) | 12 (39) | 8 (30) |
| Midlands | 3 (11) | 3 (10) | 9 (33) |
| Southwest | 6 (22) | 7 (23) | 1 (4) |
| Wales | – | 1 (3) | – |
| Scotland | 4 (15) | 4 (13) | 1 (4) |
| International | 2 (7) | – | – |
| London | 4 (15) | 0 (0) | 1 (4) |
| East | – | – | 0 (0) |
| Northern Ireland | – | 0 (0) | – |
| Home counties | 2 (7) | 4 (13) | 7 (26) |
| Type of setting, n (%) | |||
| Teaching | 16 (59) | 8 (26) | 17 (63) |
| DGH | 11 (41) | 23 (74) | 10 (37) |
*Hospitals were grouped according to recruitment site.
DGH, district general hospital; HOPON, Hyperbaric Oxygen in the Prevention of Osteoradionecrosis; SEND, Selective Elective Neck Dissection.