Regional distributions of systems and the characteristics of their respective general practices*†‡§
| EMIS¶ | SystmOne | Vision V.3 | Evolution | |
| Aggregates (%) | ||||
| Number of practices | 4199 (56) | 2552 (34) | 636 (9) | 90 (1) |
| Number of patients | 32 191 392 (56) | 20 199 414 (35) | 4 601 205 (8) | 6 29 166 (1) |
| Number of GPs | 18 675 (57) | 11 160 (34) | 2433 (7) | 393 (1) |
| Medians (25th and 75th centiles) | ||||
| IMD 2015** | 22.2 (12.1, 37.4) | 22.5 (12.8, 36.8) | 22.4 (12.3, 37.0) | 22.7 (14.4, 31.0) |
| List size | 6833 (4257, 10 094) | 7080 (4214, 10 553) | 6279 (3988, 9759) | 6222 (4743, 9121) |
| Patients aged ≥75 years | 476 (240, 823) | 524 (256, 895) | 455 (225, 710) | 592 (400, 924) |
| Means (SD) | ||||
| All GPs | 5.1 (3.4) | 5.1 (3.7) | 4.5 (3.1) | 5.5 (2.9) |
| Female GPs | 2.8 (2.4) | 2.7 (2.5) | 2.3 (2.1) | 2.7 (2.1) |
| GPs aged <40 years | 1.7 (1.9) | 1.6 (2.0) | 1.4 (1.7) | 1.5 (1.6) |
| GPs aged 40–54 years | 2.3 (1.9) | 2.4 (2.1) | 2.0 (1.8) | 2.8 (1.9) |
| GPs aged ≥55 years | 1.0 (1.0) | 1.0 (1.0) | 1.1 (1.0) | 1.2 (1.1) |
| All nurses | 3.1 (2.3) | 3.6 (2.6) | 2.8 (1.9) | 3.4 (1.6) |
| Regional counts, NHS regions (%) | ||||
| Wessex | 164 (55) | 113 (38) | 17 (6) | 4 (1) |
| London | 917 (68) | 254 (19) | 182 (13) | 1 (0) |
| Yorkshire and the Humber | 186 (25) | 544 (74) | 5 (1) | 0 (0) |
| Cumbria and the North East | 270 (59) | 172 (38) | 12 (3) | 0 (0) |
| Cheshire and Merseyside | 353 (92) | 19 (5) | 8 (2) | 2 (1) |
| North Midlands | 260 (54) | 216 (45) | 2 (0) | 2 (0) |
| West Midlands | 496 (76) | 96 (15) | 58 (9) | 0 (0) |
| Central Midlands | 156 (28) | 378 (69) | 16 (3) | 0 (0) |
| East | 112 (21) | 413 (77) | 4 (1) | 4 (1) |
| South West | 225 (59) | 86 (22) | 7 (2) | 65 (17) |
| South East | 303 (56) | 96 (18) | 145 (27) | 1 (0) |
| South central | 227 (55) | 129 (31) | 57 (14) | 3 (1) |
| Greater Manchester | 310 (65) | 36 (8) | 123 (26) | 8 (2) |
| Lancashire | 220 (100) | 0 (0) | 0 (0) | 0 (0) |
*Data for August 2016 (clinical system) and September 2016 (GMS data).
†System information not available for 49 (0.65%) of 7526 practices.
‡All GP numbers exclude locums.
§SystmOne provided by TPP, Vision (version 3) provided by In Practice Systems, Evolution provided by Microtest.
¶EMIS includes Web (4176 practices), LV (19 practices) and PCS (4 practices).
**Index of Multiple Deprivation (higher score implies higher levels of deprivation); details available in the 2015 technical report of the English Indices of Deprivation.18
GMS, General Medical Services; GPs, general practitioners; IMD, Index of Multiple Deprivation; NHS, National Health Service.