Table 1.
Site | Length of study period in days | Individual patients attending during recruitment period | Eligible patients approached | Patients consenting (as % of approached = consent rate) | Patients responding = completed questionnaires received (as % of approached = response rate) |
Barking | 335 | 3475 | 64 | 59 (92%) | 34 (53%) |
Barts | 31 | a | 16 | 13 (81%) | 11 (69%) |
Birmingham | 127 | a | 53 | 49 (92%) | 33 (62%) |
Brighton | 482 | 13918 c | 243 | 240 (99%) | 227 (93%) |
Bristol | 312 | 1021 | 59 | 58 (98%) | 55 (93%) |
Calderdale & Huddersfield | 428 | 13662 | 92 | 82 (89%) | 73 (79%) |
Coventry | 337 | 11218 | 269 b | 256 (95%) | 246 (91%) |
Dean Street | 473 | 51882 d | 1384 | 895 (65%) | 604 (44%) |
Homerton | 300 | 25312 | 159 | 149 (94%) | 123 (77%) |
John Hunter | 450 | 20236 d | 235 | 131 (56%) | 84 (36%) |
Kings | 283 | 15500 | 305 | 204 (67%) | 168 (55%) |
Leicester | 84 | 5173 | 69 | 66 (96%) | 48 (70%) |
Mortimer Market | 332 | 13652 e | 382 | 370 (97%) | 313 (82%) |
Newham | 320 | 9203 | 168 | 119 (71%) | 113 (67%) |
Reading | 405 | 14807 | 82 | 75 (91%) | 75 (91%) |
Royal Free | 416 | 33216 | 137 | 126 (92%) | 101 (74%) |
St George's | 333 | 17041 | 110 | 90 (82%) | 81 (74%) |
The London | 247 | 13747 | 40 | 35 (88%) | 33 (83%) |
WLCSH | 463 | 19094 d | 462 | 270 (58%) | 164 (35%) |
Whipps Cross | 314 | 5933 | 64 | 53 (83%) | 44 (69%) |
TOTALS | - | 288090 | 4393 | 3340 (76%) | 2630 (60%) |
aClinic unable to supply data on total clinic attendance
bClinic was unable to supply data about those declining to participate – value derived from 95% consent rate estimated by the clinic
cCovers 75% of the recruitment period only
dCovers 90% of the recruitment period only
eCovers 55% of the recruitment period only