2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | ||
---|---|---|---|---|---|---|---|---|
Total Number of Patients | N | 4090 | 4283 | 4466 | 4654 | 4583 | 4606 | 4432 |
Minor Resection | N (%) | 1833 (44.82) | 1864 (43.52) | 1915 (42.88) | 2065 (44.37) | 2045 (44.62) | 2042 (44.33) | 2077 (46.86) |
Major Resection | N (%) | 2257 (55.18) | 2419 (56.48) | 2551 (57.12) | 2589 (55.63) | 2538 (55.38) | 2564 (55.67) | 2355 (53.14) |
Annual Number of Hospitalsa | N | 494 | 482 | 493 | 503 | 521 | 493 | 496 |
Demographics | ||||||||
Age (Years) | Mean ± STD | 62.86 ± 12.38 | 62.85 ± 12.68 | 62.83 ± 12.65 | 63.24 ± 12.75 | 63.21 ± 12.84 | 63.25 ± 1 2.68 | 63.33 ± 12.93 |
Age ≥ 65 Years | N (%) | 2183 (53.37) | 2239 (52.28) | 2281 (51.07) | 2472 (53.12) | 2390 (52.15) | 2396 (52.02) | 2325 (52.46) |
Female Sex | N (%) | 1827 (44.67) | 1849 (43.17) | 1914 (42.86) | 2081 (44.71) | 1972 (43.03) | 1975 (42.88) | 1907 (43.03) |
Underlying disease | ||||||||
Metastatic Disease | N (%) | 1916 (46.85) | 2040 (47.63) | 2023 (45.3) | 2067 (44.41) | 2022 (44.12) | 2022 (43.9) | 1919 (43.3) |
Malignant Hepatobiliary Neoplasm | N (%) | 1169 (28.58) | 1317 (30.75) | 1441 (32.27) | 1505 (32.34) | 1540 (33.6) | 1568 (34.04) | 1471 (33.19) |
Benign Hepatobiliary Disease | N (%) | 312 (7.63) | 325 (7.59) | 365 (8.17) | 366 (7.86) | 371 (8.1) | 369 (8.01) | 348 (7.85) |
Other Medical Indication | N (%) | 693 (16.94) | 601 (14.03) | 637 (14.26) | 716 (15.38) | 650 (14.18) | 647 (14.05) | 694 (15.66) |
Type of Surgery | ||||||||
Trisectionectomy | N (%) | 394 (9.63) | 472 (11.02) | 444 (9.94) | 486 (10.44) | 509 (11.11) | 498 (10.81) | 483 (10.9) |
Hemihepatectomy | N (%) | 1863 (45.55) | 1947 (45.46) | 2107 (47.18) | 2103 (45.19) | 2029 (44.27) | 2066 (44.85) | 1872 (42.24) |
Multiple Segmentectomy | N (%) | 1163 (28.44) | 1206 (28.16) | 1219 (27.3) | 1275 (27.4) | 1140 (24.87) | 1150 (24.97) | 1165 (26.29) |
Bisegmentectomy | N (%) | 670 (16.38) | 658 (15.36) | 696 (15.58) | 790 (16.97) | 905 (19.75) | 892 (19.37) | 912 (20.58) |
Extent of Surgery | ||||||||
Resection of Arteries/Veins | N (%) | 330 (8.07) | 402 (9.39) | 416 (9.31) | 415 (8.92) | 436 (9.51) | 415 (9.01) | 371 (8.37) |
Biliodigestive Anastomosis | N (%) | 117 (2.86) | 136 (3.18) | 211 (4.72) | 195 (4.19) | 173 (3.77) | 184 (3.99) | 180 (4.06) |
Resection of Other Organ | N (%) | 389 (9.51) | 405 (9.46) | 425 (9.52) | 416 (8.94) | 431 (9.4) | 424 (9.21) | 437 (9.86) |