Table 1.
Patient characteristics
| 08/09 | 09/10 | 10/11 | 11/12 | 12/13 | 13/14 | 14/15 | 15/16 | 16/17 | 17/18 | All years | ||
| Incident AF cases | 4376 | 5164 | 5255 | 5576 | 5528 | 4907 | 4391 | 3172 | 2170 | 1751 | 42 290 | |
| By age (%) | 65 | 1204 (27.5) | 1469 (28.5) | 1410 (26.8) | 1589 (28.5) | 1548 (28.0) | 1321 (26.9) | 1192 (27.2) | 899 (28.3) | 596 (27.5) | 494 (28.2) | 11 722 (27.7) |
| 75 | 2001 (45.7) | 2338 (45.3) | 2430 (46.2) | 2510 (45.0) | 2485 (45.0) | 2251 (45.9) | 1997 (45.5) | 1371 (43.2) | 920 (42.4) | 752 (43.0) | 19 055 (45.1) | |
| 85 | 1171 (26.8) | 1357 (26.3) | 1415 (26.9) | 1477 (26.5) | 1495 (27.0) | 1335 (27.2) | 1202 (27.4) | 902 (28.4) | 654 (30.1) | 505 (28.8) | 11 513 (27.2) | |
| Female (%) | 65 | 477 (39.6) | 564 (38.4) | 578 (41.0) | 627 (39.5) | 624 (40.3) | 490 (37.1) | 455 (38.2) | 355 (39.5) | 236 (39.6) | 177 (35.8) | 4583 (39.1) |
| 75 | 977 (48.8) | 1174 (50.2) | 1166 (48.0) | 1245 (49.6) | 1180 (47.5) | 1084 (48.2) | 1005 (50.3) | 677 (49.4) | 425 (46.2) | 340 (45.2) | 9273 (48.7) | |
| 85 | 737 (62.9) | 827 (60.9) | 856 (60.5) | 916 (62.0) | 895 (59.9) | 831 (62.2) | 686 (57.1) | 557 (61.8) | 405 (61.9) | 284 (56.2) | 6994 (60.7) | |
| IMD quintile (%) | 1 | 864 (19.7) | 1000 (19.4) | 1023 (19.5) | 1115 (20.0) | 1019 (18.4) | 848 (17.3) | 779 (17.7) | 532 (16.8) | 410 (18.9) | 338 (19.3) | 7928 (18.8) |
| 2 | 773 (17.7) | 895 (17.3) | 1030 (19.6) | 1065 (19.1) | 1037 (18.8) | 944 (19.2) | 840 (19.1) | 543 (17.1) | 365 (16.8) | 278 (15.9) | 7770 (18.4) | |
| 3 | 920 (21.0) | 1073 (20.8) | 1143 (21.8) | 1193 (21.4) | 1211 (21.9) | 1157 (23.6) | 919 (20.9) | 603 (19.0) | 415 (19.1) | 319 (18.2) | 8953 (21.2) | |
| 4 | 873 (20.0) | 1012 (19.6) | 966 (18.4) | 949 (17.0) | 985 (17.8) | 885 (18.0) | 795 (18.1) | 579 (18.3) | 362 (16.7) | 239 (13.7) | 7645 (18.1) | |
| 5 | 884 (20.2) | 1095 (21.2) | 989 (18.8) | 1160 (20.8) | 1165 (21.1) | 935 (19.1) | 933 (21.3) | 784 (24.7) | 495 (22.8) | 413 (23.6) | 8853 (20.9) | |
| Morbidity count (%) | 0 | 283 (6.5) | 336 (6.5) | 307 (5.8) | 360 (6.5) | 318 (5.8) | 250 (5.1) | 246 (5.6) | 169 (5.3) | 113 (5.2) | 110 (6.3) | 2492 (5.9) |
| 1 | 767 (17.5) | 826 (16.0) | 848 (16.1) | 903 (16.2) | 875 (15.8) | 757 (15.4) | 665 (15.1) | 470 (14.8) | 300 (13.8) | 270 (15.4) | 6681 (15.8) | |
| 2 | 992 (22.7) | 1172 (22.7) | 1200 (22.8) | 1294 (23.2) | 1185 (21.4) | 1052 (21.4) | 861 (19.6) | 627 (19.8) | 483 (22.3) | 367 (21.0) | 9233 (21.8) | |
| 3 | 935 (21.4) | 1129 (21.9) | 1146 (21.8) | 1200 (21.5) | 1164 (21.1) | 1030 (21.0) | 920 (21.0) | 693 (21.9) | 445 (20.5) | 361 (20.6) | 9023 (21.3) | |
| 4+ | 1399 (32.0) | 1701 (32.9) | 1754 (33.4) | 1819 (32.6) | 1986 (35.9) | 1818 (37.1) | 1699 (38.7) | 1213 (38.2) | 829 (38.2) | 643 (36.7) | 14 861 (35.1) | |
| Ever prescribed anticoagulation (%) | 65 | 979 (81.3) | 1243 (84.6) | 1213 (86.0) | 1369 (86.2) | 1393 (90.0) | 1280 (96.9) | 1153 (96.7) | 866 (96.3) | 573 (96.1) | 475 (96.2) | 10 609 (90.5) |
| 75 | 1483 (74.1) | 1723 (73.7) | 1914 (78.8) | 2102 (83.7) | 2173 (87.4) | 2101 (93.3) | 1927 (96.5) | 1319 (96.2) | 900 (97.8) | 708 (94.1) | 16 425 (86.2) | |
| 85 | 413 (35.3) | 529 (39.0) | 617 (43.6) | 777 (52.6) | 879 (58.8) | 921 (69.0) | 947 (78.8) | 735 (81.5) | 553 (84.6) | 432 (85.5) | 6888 (59.8) | |
| Ever prescribed DOAC (%)* | 65 | 125 (10.4) | 217 (14.8) | 196 (13.9) | 255 (16.0) | 343 (22.2) | 443 (33.5) | 546 (45.8) | 588 (65.4) | 468 (78.5) | 414 (83.8) | 3660 (31.2) |
| 75 | 153 (7.6) | 224 (9.6) | 327 (13.5) | 404 (16.1) | 519 (20.9) | 687 (30.5) | 965 (48.3) | 929 (67.8) | 722 (78.5) | 628 (83.5) | 5633 (29.6) | |
| 85 | 40 (3.4) | 54 (4.0) | 92 (6.5) | 132 (8.9) | 240 (16.1) | 359 (26.9) | 523 (43.5) | 538 (59.6) | 440 (67.3) | 381 (75.4) | 2884 (25.0) | |
| Anticoagulation within 365 days (%) | 65 | 658 (54.7) | 773 (52.6) | 805 (57.1) | 931 (58.6) | 954 (61.6) | 951 (72.0) | 856 (71.8) | 685 (76.2) | 456 (76.5) | 382 (77.3) | 7516 (64.1) |
| 75 | 1075 (53.7) | 1208 (51.7) | 1301 (53.5) | 1470 (58.6) | 1576 (63.4) | 1531 (68.0) | 1432 (71.7) | 1031 (75.2) | 710 (77.2) | 579 (77.0) | 11 988 (62.9) | |
| 85 | 287 (24.5) | 359 (26.5) | 419 (29.6) | 550 (37.2) | 608 (40.7) | 682 (51.1) | 716 (59.6) | 571 (63.3) | 422 (64.5) | 358 (70.9) | 5057 (43.9) | |
| DOAC within 365 days (%) | 65 | 0 (0.0) | <10 (0.0) | <10 (0.0) | 21 (1.3) | 104 (6.7) | 227 (17.2) | 378 (31.7) | 477 (53.1) | 396 (66.4) | 348 (70.4) | 2020 (17.2) |
| 75 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 29 (1.2) | 165 (6.6) | 344 (15.3) | 683 (34.2) | 752 (54.9) | 609 (66.2) | 539 (71.7) | 3196 (16.8) | |
| 85 | 0 (0.0) | 0 (0.0) | <10 (0.0) | 17 (1.2) | 80 (5.4) | 218 (16.3) | 394 (32.8) | 440 (48.8) | 363 (55.5) | 335 (66.3) | 1933 (16.8) | |
*Practice-level IMD data are missing for 1141 patients.
AF, atrial fibrillation; DOAC, direct oral anticoagulant; IMD, index of multiple deprivation.