TABLE 1.
Distribution of basic characteristics of all patients with gastric adenocarcinoma diagnosed in Sweden, 1970‐2014
| Characteristics | Total gastric adenocarcinoma | Cardia adenocarcinoma | Noncardia adenocarcinoma | |||
|---|---|---|---|---|---|---|
| Number (%) | Person‐years | Number (%) | Person‐years | Number (%) | Person‐years | |
| Total | 56 240 (100) | 120 261 | 7542 (100) | 12 331 | 48 698 (100) | 107 930 |
| Gender | ||||||
| Male | 34 649 (61.6) | 71 574 | 5756 (76.3) | 9519 | 28 893 (59.3) | 62 055 |
| Female | 21 591(38.4) | 48 687 | 1786 (23.7) | 2812 | 19 805 (40.7) | 45 875 |
| Age at diagnosis, y | ||||||
| <50 | 2753 (4.9) | 11 774 | 428 (5.7) | 1040 | 2325 (4.8) | 10 734 |
| 50‐59 | 5556 (9.9) | 20 552 | 1023 (13.6) | 2617 | 4533 (9.3) | 17 934 |
| 60‐69 | 13 112 (23.3) | 36 444 | 2107 (27.9) | 4176 | 11 005 (22.6) | 32 268 |
| 70‐79 | 20 365 (36.2) | 37 821 | 2487 (33.0) | 3432 | 17 878 (36.7) | 34 389 |
| ≥80 | 14 454 (25.7) | 13 670 | 1497 (19.9) | 1066 | 12 957 (26.6) | 12 604 |
| Mean ± SD | 71.4 ± 11.6 | 69.3 ± 11.6 | 71.7 ± 11.5 | |||
| Calendar period at diagnosis | ||||||
| 1970‐1980 | 18 486 (32.9) | 37 934 | 1071 (14.2) | 1265 | 17 415 (35.8) | 36 669 |
| 1981‐1990 | 15 516 (27.6) | 37 590 | 1642 (21.8) | 2923 | 13 874 (28.5) | 34 667 |
| 1991‐2000 | 11 175 (19.9) | 26 589 | 1983 (26.3) | 3793 | 9192 (18.9) | 22 797 |
| 2001‐2014 | 11 063 (19.7) | 18 147 | 2846 (37.7) | 4350 | 8217 (16.9) | 13 796 |
| Length of follow‐up, y | ||||||
| ≤1 | 37 637 (66.9) | 10 861 | 4925 (65.3) | 1794 | 32 712 (67.2) | 9068 |
| 1‐5 | 12 425 (22.1) | 26 640 | 2052 (27.2) | 4186 | 10 373 (21.3) | 22 453 |
| >5 | 6178 (11.0) | 82 760 | 565 (7.5) | 6351 | 5613 (11.5) | 76 409 |