Table 2.
Procedure Performed by Age-Group for Displaced Femoral Neck Fractures per Year From 1998 to 2010.a
| Procedure by Age | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | Trend P Values | Trend |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 to 49 | |||||||||||||||
| THA | 14 (1.5) | 27 (2.6) | 26 (2.9) | 14 (1.5) | 27 (2.7) | 29 (2.9) | 33 (3.1) | 25 (2.4) | 31 (2.9) | 48 (4.9) | 47 (5.1) | 33 (3.8) | 51 (5.5) | <.001 | Increasing |
| HA | 96 (10.3) | 92 (9.0) | 80 (8.9) | 85 (9.3) | 96 (9.6) | 111 (11.2) | 110 (10.2) | 120 (11.8) | 127 (12.1) | 93 (9.5) | 117 (12.6) | 95 (11.0) | 82 (8.8) | .084 | - |
| IF | 826 (88.2) | 908 (88.4) | 794 (88.2) | 814 (89.2) | 873 (87.7) | 849 (85.8) | 936 (86.7) | 876 (85.8) | 895 (85.0) | 835 (85.6) | 762 (82.3) | 738 (85.2) | 794 (85.7) | <.001 | Decreasing |
| 50 to 59 | |||||||||||||||
| THA | 55 (5.9) | 47 (4.9) | 60 (6.6) | 57 (5.8) | 64 (5.7) | 80 (7.0) | 90 (7.2) | 111 (8.3) | 99 (7.4) | 148 (10.8) | 152 (10.8) | 188 (14.1) | 199 (14.0) | <.001 | Increasing |
| HA | 306 (32.6) | 304 (31.7) | 345 (37.7) | 366 (37.3) | 417 (37.2) | 400 (35.1) | 456 (36.7) | 492 (36.6) | 508 (37.8) | 487 (35.7) | 511 (36.2) | 476 (35.6) | 484 (34.0) | .476 | - |
| IF | 579 (61.6) | 608 (63.4) | 510 (55.7) | 559 (56.9) | 641 (57.1) | 659 (57.9) | 697 (56.1) | 741 (55.1) | 737 (54.8) | 730 (53.5) | 750 (53.1) | 674 (50.4) | 742 (52.1) | <.001 | Decreasing |
| 60 to 69 | |||||||||||||||
| THA | 152 (6.3) | 174 (7.4) | 152 (7.1) | 137 (6.2) | 177 (7.7) | 172 (7.1) | 205 (7.7) | 187 (7.0) | 239 (9.2) | 268 (9.8) | 316 (10.6) | 365 (12.5) | 372 (12.6) | <.001 | Increasing |
| HA | 1367 (56.7) | 1283 (54.7) | 1202 (56.5) | 1238 (55.6) | 1259 (54.9) | 1320 (54.2) | 1442 (54.2) | 1435 (54.0) | 1460 (55.9) | 1480 (54.3) | 1594 (53.4) | 1531 (52.3) | 1487 (50.2) | <.001 | Decreasing |
| IF | 894 (37.0) | 889 (37.9) | 772 (36.3) | 850 (38.2) | 857 (37.4) | 943 (38.7) | 1014 (38.1) | 1036 (39.0) | 911 (34.9) | 978 (35.9) | 1073 (36.0) | 1030 (35.2) | 1104 (37.3) | .039 | Decreasing |
| 70 to 79 | |||||||||||||||
| THA | 506 (6.3) | 471 (5.9) | 399 (5.6) | 377 (5.1) | 398 (5.2) | 468 (6.3) | 412 (5.8) | 435 (6.3) | 392 (5.9) | 443 (6.6) | 454 (6.7) | 491 (7.8) | 485 (7.9) | <.001 | Increasing |
| HA | 5046 (63.1) | 5117 (64.3) | 4589 (64.8) | 4816 (65.4) | 5002 (65.8) | 4792 (64.8) | 4664 (65.7) | 4523 (65.2) | 4374 (65.7) | 4292 (63.7) | 4452 (65.6) | 4069 (64.4) | 3987 (65.0) | .104 | - |
| IF | 2449 (30.6) | 2375 (29.8) | 2098 (29.6) | 2174 (29.5) | 2203 (29.0) | 2135 (28.9) | 2022 (28.5) | 1983 (28.6) | 1891 (28.4) | 2007 (29.8) | 1878 (27.7) | 1754 (27.8) | 1666 (27.1) | <.001 | Decreasing |
| 80 to 89 | |||||||||||||||
| THA | 698 (5.7) | 695 (5.7) | 612 (5.6) | 584 (4.7) | 573 (4.6) | 669 (5.3) | 605 (5.1) | 596 (4.7) | 561 (4.7) | 589 (4.9) | 618 (5.0) | 612 (5.3) | 566 (5.0) | <.001 | Decreasing |
| HA | 8168 (67.3) | 8206 (67.2) | 7533 (68.5) | 8407 (68.2) | 8597 (69.0) | 8621 (68.9) | 8268 (69.0) | 8734 (69.5) | 8500 (70.6) | 8532 (70.7) | 8899 (71.6) | 8115 (70.0) | 8098 (71.5) | <.001 | Increasing |
| IF | 3275 (27.0) | 3317 (27.1) | 2845 (25.9) | 3328 (27.0) | 3296 (26.4) | 3226 (25.8) | 3105 (25.9) | 3243 (25.8) | 2979 (24.7) | 2954 (24.5) | 2904 (23.4) | 2868 (24.7) | 2666 (23.5) | <.001 | Decreasing |
| 90 to 119 | |||||||||||||||
| THA | 206 (5.4) | 204 (5.2) | 167 (4.7) | 185 (4.6) | 143 (3.7) | 207 (5.2) | 209 (5.3) | 185 (4.5) | 156 (3.9) | 157 (3.9) | 171 (4.0) | 162 (3.9) | 134 (3.2) | <.001 | Decreasing |
| HA | 2606 (68.2) | 2663 (68.3) | 2464 (69.9) | 2834 (70.7) | 2816 (71.9) | 2791 (70.6) | 2739 (69.2) | 2938 (71.3) | 2840 (71.2) | 2898 (72.2) | 3107 (73.3) | 3048 (73.6) | 3086 (74.3) | <.001 | Increasing |
| IF | 1009 (26.4) | 1032 (26.5) | 894 (25.4) | 989 (24.7) | 955 (24.4) | 953 (24.1) | 1011 (25.5) | 997 (24.2) | 991 (24.9) | 957 (23.9) | 962 (22.7) | 932 (22.5) | 936 (22.5) | <.001 | Decreasing |
Abbreviations: HA, hemiarthroplasty; IF, internal fixation; THA, total hip arthroplasty.
aValues are presented as number of patients (% of patients).