Table 2.
Demographic characteristics of acceptable CPRD patients (January 2014 dataset build), and the subset of those active on 2 July 2013
| All patients | Active | |
|---|---|---|
| No. patients | 11299221 | 4425016 |
| Men, n (%) | 5478715 (48.5) | 2183161 (49.3) |
| Women, n (%) | 5820506 (51.5) | 2241855 (50.7) |
| Age in 2013, n (%) (years) | ||
| <18 | – | 742765 (20.2) |
| 18-64 | – | 4402926 (61.8) |
| 65+ | – | 1728514 (18.1) |
| Region, n (%) | ||
| North East | 184753 (1.6) | 67639 (1.5) |
| North West | 1257846 (11.1) | 523356 (11.8) |
| Yorkshire & The Humber | 441933 (3.9) | 48480 (1.1) |
| East Midlands | 446799 (4) | 29954 (0.7) |
| West Midlands | 943011 (8.4) | 394115 (8.9) |
| East of England | 1117235 (9.9) | 306538 (6.9) |
| South West | 943295 (8.4) | 377821 (8.5) |
| South Central | 1236351 (10.9) | 544979 (12.3) |
| London | 1532066 (13.6) | 600824 (13.6) |
| South East Coast | 1130468 (10) | 474593 (10.7) |
| Northern Ireland | 275640 (2.4) | 153576 (3.5) |
| Scotland | 960121 (8.5) | 499969 (11.3) |
| Wales | 829703 (7.3) | 403172 (9.1) |
| Duration of follow-up (median years, IQR)a | 5.1 (1.8-11.1) | 9.4 (3.4-13.9) |
Active patients are alive and currently registered on 2 July 2013.
aIncludes only up to standard follow-up.