| Site name | Start date | COVID-19 Patients Randomised | Site number |
| Aberdeen Royal Infirmary | 18/06/2020 | 0 | 1176 |
| Addenbrooke's Hospital | 22/04/2020 | 3 | 1079 |
| Aintree | 23/04/2020 | 14 | 1093 |
| Alder Hey Children’s NHS Foundation Trust | 02/06/2020 | 0 | 1161 |
| Alexandra Hospital Redditch | 05/05/2020 | 34 | 1136 |
| Altnagelvin Hospital | 14/04/2020 | 25 | 1066 |
| Antrim Area Hospital | 29/04/2020 | 25 | 1120 |
| Barnet Hospital | 11/05/2020 | 22 | 1147 |
| Basildon and Thurrock University Hospital Trust | 20/05/2020 | 17 | 1157 |
| Belfast City Hospital | 07/04/2020 | 86 | 1057 |
| Bristol Royal Infirmary | 21/04/2020 | 107 | 1085 |
| Calderdale and Huddersfield NHS Foundation trust | 28/05/2020 | 1 | 1170 |
| Cardiff and Vale University Hospital Wales | 15/04/2020 | 46 | 1071 |
| Charing Cross Hospital | 15/04/2020 | 62 | 1065 |
| Chesterfield Royal Hospital | 08/06/2020 | 25 | 1167 |
| City Hospital Birmingham | 23/04/2020 | 46 | 1108 |
| Colchester General Hospital | 20/05/2020 | 41 | 1142 |
| Countess of Chester Hospital | 19/05/2020 | 106 | 1162 |
| Croydon University Hospital | 22/05/2020 | 14 | 1163 |
| Cumberland Infirmary | 27/04/2020 | 4 | 1102 |
| Darlington Memorial Hospital | 06/01/2020 | 2 | 1047 |
| Derriford Hospital | 06/05/2020 | 27 | 1132 |
| Dorset County Hospital | 27/04/2020 | 0 | 1119 |
| Edinburgh Royal Infirmary | 21/04/2020 | 47 | 1086 |
| Freeman Hospital Newcastle | 15/04/2020 | 2 | 1070 |
| Frimley Park Hospital | 15/05/2020 | 50 | 1134 |
| George Eliot Hospital | 11/05/2020 | 9 | 1149 |
| Glan Clwyd Hospital | 04/05/2020 | 24 | 1133 |
| Glasgow Royal Infirmary | 20/04/2020 | 51 | 1076 |
| Glenfield Hospital | 29/04/2020 | 62 | 1122 |
| Gloucester Royal Hospital | 02/05/2020 | 0 | 1131 |
| Grange University Hospital | 76 | 1187 | |
| Guy's Hospital (GST) | 10/07/2020 | 1 | 1182 |
| Hammersmith Hospital | 15/04/2020 | 14 | 1073 |
| Harefield Hospital | 23/04/2020 | 0 | 1106 |
| Hereford County Hospital | 15/05/2020 | 18 | 1155 |
| HOMERTON UNIVERSITY HOSPITAL NHS FOUNDATION TRUST | 04/05/2020 | 2 | 1117 |
| James Cook University Hospital | 26/06/2019 | 121 | 1025 |
| James Paget University Hospital | 13/05/2020 | 10 | 1148 |
| John Radcliffe Hospital | 18/04/2020 | 29 | 1077 |
| Kettering General Hospital | 13/05/2020 | 10 | 1141 |
| King George Hospital | 25/06/2020 | 5 | 1179 |
| King's Mill Hospital | 11/05/2020 | 3 | 1145 |
| Kings College Hospital | 01/05/2020 | 44 | 1128 |
| Leeds General Infirmary | 28/05/2019 | 8 | 1115 |
| Leeds Teaching Hospitals | 28/05/2019 | 30 | 1017 |
| Leicester General Hospital | 29/04/2020 | 0 | 1123 |
| Leicester Royal Infirmary | 29/04/2020 | 81 | 1121 |
| Lincoln County Hospital ULHT | 22/05/2020 | 8 | 1164 |
| Liverpool Heart and Chest Hospital | 24/04/2020 | 0 | 1107 |
| Luton and Dunstable University Hospital | 18/05/2020 | 31 | 1159 |
| Maidstone Hospital | 07/10/2019 | 45 | 1037 |
| Manchester Royal Infirmary | 23/04/2020 | 54 | 1103 |
| Mater Infirmorum Hospital Belfast | 07/04/2020 | 8 | 1058 |
| Medway Maritime Hospital | 21/04/2020 | 86 | 1075 |
| Mid & South Essex NHS Foundation Trust | 20/05/2020 | 13 | 1172 |
| Milton Keynes Hospital | 24/04/2020 | 18 | 1095 |
| Morriston Hospital | 29/04/2020 | 36 | 1091 |
| Musgrove Park Hospital | 28/04/2020 | 43 | 1019 |
| Nevill Hall Hospital | 27/05/2020 | 2 | 1173 |
| New Cross Hospital Wolverhampton | 23/04/2020 | 15 | 1098 |
| Newham University Hospital | 12/05/2020 | 1 | 1152 |
| Ninewells Hospital | 26/05/2020 | 15 | 1169 |
| Norfolk and Norwich University Hospital | 21/04/2020 | 89 | 1092 |
| North Manchester General Hospital | 24/04/2020 | 29 | 1088 |
| North Middlesex University Hospital | 18/05/2020 | 124 | 1160 |
| Northampton General Hospital | 01/05/2020 | 1 | 1090 |
| Northern General Hospital | 22/04/2020 | 20 | 1100 |
| Northumbria Healthcare NHS Foundation Trust | 13/10/2020 | 9 | 1184 |
| Northwick Park | 29 | 1186 | |
| Nottingham City Hospital | 15/04/2020 | 69 | 1068 |
| Pilgrim Hospital ULHT | 22/05/2020 | 3 | 1168 |
| Poole Hospital NHS Foundation Trust | 19/07/2019 | 40 | 1026 |
| Princess of Wales Hospital | 4 | 1178 | |
| Princess Royal University Hospital | 26/06/2020 | 8 | 1180 |
| Queen Alexandra Hospital Portsmouth | 15/10/2019 | 81 | 1039 |
| Queen Elizabeth and Queen Mother Hospital | 07/07/2020 | 2 | 1181 |
| Queen Elizabeth Hospital Birmingham | 30/04/2020 | 29 | 1118 |
| Queen Elizabeth Hospital Gateshead | 4 | 1183 | |
| Queen Elizabeth Hospital Woolwich | 22/05/2020 | 0 | 1144 |
| Queen Elizabeth University Hospital Glasgow | 20/04/2020 | 20 | 1081 |
| Queen's Hospital Burton | 07/05/2020 | 74 | 1139 |
| Queen’s Hospital Romford | 15/05/2020 | 15 | 1154 |
| Queens Medical Centre Nottingham | 29/05/2019 | 76 | 1018 |
| Rotherham Hospital | 16/06/2020 | 0 | 1171 |
| Royal Alexandra Hospital | 24/04/2020 | 58 | 1113 |
| Royal Berkshire Hospital | 24/04/2020 | 68 | 1028 |
| Royal Blackburn Teaching Hospital | 24/04/2020 | 29 | 1078 |
| Royal Bournemouth and Christchurch Hospitals | 29/04/2020 | 0 | 1125 |
| Royal Brompton Hospital | 23/04/2020 | 0 | 1105 |
| Royal Cornwall Hospital | 17/06/2019 | 18 | 1027 |
| Royal Devon and Exeter Hospital | 29/04/2020 | 16 | 1124 |
| Royal Free Hospital | 30/04/2020 | 32 | 1126 |
| Royal Glamorgan Hospital | 17/07/2020 | 4 | 1177 |
| Royal Gwent Hospital | 23/04/2020 | 15 | 1084 |
| Royal Hallamshire Hospital | 22/04/2020 | 18 | 1099 |
| Royal Hampshire County Hospital | 02/05/2020 | 24 | 1030 |
| Royal Liverpool University Hospital | 22/04/2020 | 51 | 1096 |
| Royal London Hospital | 16/04/2020 | 31 | 1074 |
| Royal Marsden Hospital | 28/04/2020 | 3 | 1094 |
| Royal Oldham Hospital | 03/06/2020 | 24 | 1150 |
| Royal Papworth Hospital | 09/06/2020 | 1 | 1174 |
| Royal Preston Hospital | 02/05/2020 | 7 | 1130 |
| Royal Stoke University Hospital | 02/05/2020 | 138 | 1129 |
| Royal Surrey County Hospital | 21/04/2020 | 13 | 1083 |
| Royal Sussex County Hospital | 26/05/2020 | 19 | 1137 |
| Royal United Hospital Bath | 21/04/2020 | 49 | 1087 |
| Royal Victoria Hospital Belfast | 07/04/2020 | 4 | 1059 |
| Royal Victoria Infirmary Newcastle | 15/04/2020 | 32 | 1069 |
| Russells Hall Hospital | 04/05/2020 | 173 | 1101 |
| Salford Royal | 10/04/2020 | 15 | 1063 |
| Salisbury District Hospital | 24/04/2020 | 32 | 1089 |
| Sandwell General | 23/04/2020 | 57 | 1109 |
| South Tyneside District Hospital | 15/04/2020 | 3 | 1064 |
| Southmead Hospital | 26/03/2020 | 24 | 1020 |
| St Bartholomew’s Hospital | 13/05/2020 | 0 | 1153 |
| St George's University Hospital | 21/04/2020 | 85 | 1082 |
| St Mary's Hospital | 15/04/2020 | 75 | 1061 |
| St Peter's Hospital | 04/05/2020 | 28 | 1111 |
| St Thomas Hospital (GST) | 10/04/2020 | 47 | 1062 |
| Stepping Hill Hospital | 11/06/2020 | 8 | 1166 |
| Sunderland Royal Hospital | 09/04/2020 | 25 | 1060 |
| The Christie Hospital | 04/06/2020 | 0 | 1127 |
| The Great Western Hospital | 23/04/2020 | 54 | 1110 |
| The Princess Royal Hospital Haywards Heath | 26/05/2020 | 9 | 1138 |
| Torbay and South Devon | 25/04/2020 | 4 | 1114 |
| Tunbridge Wells Hospital | 19/08/2019 | 58 | 1038 |
| University Hospital of North Tees | 06/08/2019 | 5 | 1032 |
| University Hospital Southampton | 15/04/2020 | 134 | 1072 |
| University Hospitals Coventry and Warwickshire | 27/06/2019 | 26 | 1023 |
| Warwick Hospital | 10/06/2020 | 4 | 1146 |
| Watford General Hospital | 12/05/2020 | 30 | 1151 |
| Western General Hospital Edinburgh | 20/04/2020 | 0 | 1080 |
| Wexham Park Hospital | 23/04/2020 | 93 | 1156 |
| Whipps Cross Hospital | 23/04/2020 | 43 | 1112 |
| Whiston Hospital | 14/05/2020 | 0 | 1014 |
| Wirral University Teaching Hospital | 08/05/2020 | 10 | 1143 |
| Worcestershire Royal Hospital | 05/05/2020 | 36 | 1135 |
| Wrexham Maelor Hospital | 27/04/2020 | 69 | 1097 |
| Wrightington Wigan & Leigh Teaching Hospitals NHS Foundation Trust | 16/06/2020 | 13 | 1175 |
| Wythenshawe Hospital | 23/04/2020 | 26 | 1104 |
| York Teaching Hospital | 01/05/2020 | 28 | 1116 |