Characteristics of the cohort
| Characteristic | TPP | EMIS | Combined | |||
|---|---|---|---|---|---|---|
| n | % | n | % | n | % | |
| Total | 24 011 964 | 100.0 | 34 032 530 | 100 | 58 044 494 | 100 |
| Age group, years | ||||||
| 0–17 | 4 821 223 | 20.1 | 6 901 845 | 20.3 | 11 723 068 | 20.2 |
| 18–24 | 1 901 509 | 7.9 | 2 884 964 | 8.5 | 4 786 473 | 8.2 |
| 25–34 | 3 340 123 | 13.9 | 4 962 526 | 14.6 | 8 302 649 | 14.3 |
| 35–44 | 3 220 499 | 13.4 | 4 745 812 | 13.9 | 7 966 311 | 13.7 |
| 45–54 | 3 230 861 | 13.5 | 4 546 614 | 13.4 | 7 777 475 | 13.4 |
| 55–69 | 4 202 414 | 17.5 | 5 697 231 | 16.7 | 9 899 645 | 17.1 |
| 70–79 | 2 080 859 | 8.7 | 2 699 998 | 7.9 | 4 780 857 | 8.2 |
| ≥80 | 1 214 476 | 5.1 | 1 593 540 | 4.7 | 2 808 016 | 4.8 |
| Sex | ||||||
| Female | 12 004 974 | 50.0 | 17 014 169 | 50.0 | 29 019 143 | 50.0 |
| Male | 12 006 990 | 50.0 | 17 018 361 | 50.0 | 29 025 351 | 50.0 |
| Region | ||||||
| East of England | 5 638 753 | 23.5 | 1 341 520 | 3.9 | 6 980 273 | 12.0 |
| East Midlands | 4 191 051 | 17.5 | 763 830 | 2.2 | 4 954 881 | 8.5 |
| London | 1 702 673 | 7.1 | 7 804 070 | 22.9 | 9 506 743 | 16.4 |
| North East | 1 100 356 | 4.6 | 1 189 619 | 3.5 | 2 289 975 | 3.9 |
| North West | 2 067 131 | 8.6 | 6 875 180 | 20.2 | 8 942 311 | 15.4 |
| South East | 1 582 440 | 6.6 | 7 191 261 | 21.1 | 8 773 701 | 15.1 |
| South West | 3 304 393 | 13.8 | 2 488 558 | 7.3 | 5 792 951 | 10.0 |
| West Midlands | 988 286 | 4.1 | 5 057 090 | 14.9 | 6 045 376 | 10.4 |
| Yorkshire and The Humber | 3 427 713 | 14.3 | 1 278 147 | 3.8 | 4 705 860 | 8.1 |
| Missing | 9168 | 0.0 | 43 255 | 0.1 | 52 423 | 0.1 |
| IMD quintile | ||||||
| 1 (most deprived) | 4 818 642 | 20.1 | 7 015 392 | 20.6 | 11 834 034 | 20.4 |
| 2 | 4 707 307 | 19.6 | 7 244 664 | 21.3 | 11 951 971 | 20.6 |
| 3 | 4 941 725 | 20.6 | 6 633 133 | 19.5 | 11 574 858 | 19.9 |
| 4 | 4 655 595 | 19.4 | 6 401 478 | 18.8 | 11 057 073 | 19.0 |
| 5 (least deprived) | 4 302 292 | 17.9 | 6 635 613 | 19.5 | 10 937 905 | 18.8 |
| Missing | 586 403 | 2.4 | 102 250 | 0.3 | 688 653 | 1.2 |
| Ethnicity | ||||||
| White | 14 573 038 | 60.7 | 17 677 690 | 51.9 | 32 250 728 | 55.6 |
| Mixed | 319 793 | 1.3 | 581 965 | 1.7 | 901 758 | 1.6 |
| South Asian | 1 500 012 | 6.2 | 2 489 843 | 7.3 | 3 989 855 | 6.9 |
| Black | 515 866 | 2.1 | 1 173 341 | 3.4 | 1 689 207 | 2.9 |
| Other | 476 065 | 2.0 | 754 993 | 2.2 | 1 231 058 | 2.1 |
| Missing | 6 627 190 | 27.6 | 11 354 698 | 33.4 | 17 981 888 | 31.0 |
IMD = Index of Multiple Deprivation.