Table 1.
Observed and relative 1- and 5-year survival with 95% confidence intervals (CI) across calendar periods in gastric non-cardia adenocarcinoma and gastric cardia adenocarcinoma, stratified by treatment strategy in 1990–2013, with follow-up until 2017
| Gastric non-cardia adenocarcinoma | Gastric cardia adenocarcinoma | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Patients | Observed survival in % (95% CI) | Relative survival in % (95% CI) | Patients | Observed survival in % (95% CI) | Relative survival in % (95% CI) | |||||||
| Calendar period | Number (%) | Median age | 1 year | 5 years | 1 year | 5 years | Number (%) | Median age | 1 year | 5 years | 1 year | 5 years |
| All patients | ||||||||||||
| 1990–1994 | 5052 (29) | 74 | 39 (38–0.7) | 15 (14–16) | 42 (40–43) | 18 (17–19) | 960 (20) | 71 | 36 (33–39) | 10 (8–12) | 38 (35–41) | 12 (9–14) |
| 1995–1 999 | 4095 (23) | 75 | 39 (38–41) | 16 (15–17) | 42 (40–43) | 19 (18–21) | 976 (21) | 72 | 33 (33–39) | 9 (7–11) | 38 (35–41) | 11 (9–13) |
| 2000–2004 | 3472 (20) | 75 | 40 (38–42) | 14 (13–15) | 42 (40–44) | 17 (16–18) | 956 (20) | 71 | 37 (34–40) | 10 (8–12) | 39 (36–42) | 11 (9–13) |
| 2005–2009 | 2830 (16) | 75 | 41 (39–42) | 14 (13–15) | 43 (41–44) | 16 (15–18) | 986 (21) | 69 | 44 (41–47) | 14 (12–16) | 46 (43–49) | 16 (14–19) |
| 2010–2013 | 2042 (12) | 74 | 42 (40–44) | 16 (15–18) | 44 (42–46) | 18 (17–20) | 820 (17) | 69 | 47 (43–50) | 16 (13–18) | 49 (45–52) | 18 (15–21) |
| Surgery | ||||||||||||
| 1990–1994 | 2498 (32) | 73 | 63 (62–65) | 27 (25–29) | 66 (64–68) | 33 (31–35) | 461 (25) | 67 | 59 (54–63) | 17 (14–21) | 62 (57–67) | 21 (17–25) |
| 1995–1999 | 1872 (24) | 73 | 66 (64–68) | 30 (28–32) | 70 (67–72) | 36 (34–39) | 384 (21) | 67 | 64 (60–69) | 21 (17–25) | 68 (63–73) | 25 (20–30) |
| 2000–2004 | 1544 (20) | 73 | 68 (66–71) | 29 (27–31) | 72 (69–74) | 34 (32–37) | 378 (20) | 67 | 66 (62–71) | 21 (17–25) | 70 (65–75) | 25 (20–30) |
| 2005–2009 | 1128 (14) | 72 | 73 (70–75) | 32 (29–35) | 76 (73–79) | 37 (33–40) | 363 (20) | 64 | 77 (73–81) | 33 (28–37) | 80 (76–85) | 37 (32–43) |
| 2010–2013 | 786 (10) | 71 | 77 (74–80) | 39 (36–43) | 80 (77–83) | 44 (40–48) | 269 (15) | 66 | 84 (80–89) | 39 (33–45) | 88 (83–92) | 43 (33–54) |
| No surgery | ||||||||||||
| 1990–1994 | 2554 (26) | 76 | 16 (15–18) | 3 (2–3) | 17 (16–19) | 3 (2–4) | 499 (18) | 75 | 15 (12–18) | 2 (0.9–4) | 16 (13–19) | 3 (1–4) |
| 1995–1999 | 2223 (23) | 77 | 17 (15–18) | 4 (3–5) | 18 (16–19) | 5 (4–6) | 592 (21) | 76 | 17 (14–20) | 1 (0.2–2) | 18 (15–22) | 1 (0.3–2) |
| 2000–2004 | 1928 (20) | 77 | 17 (15–19) | 2 (2–3) | 18 (16–20) | 3 (2–4) | 578 (20) | 74 | 18 (15–21) | 2 (0.9–3) | 19 (16–22) | 3 (1–4) |
| 2005–2009 | 1702 (18) | 78 | 19 (18–21) | 2 (2–3) | 20 (18–22) | 3 (2–3) | 623 (22) | 73 | 24 (21–28) | 3 (2–5) | 26 (22–29) | 4 (2–3) |
| 2010–2013 | 1256 (13) | 76 | 20 (18–22) | 2 (1–3) | 21 (19–23) | 2 (1–3) | 551 (19) | 70 | 28 (25–32) | 4 (3–6) | 30 (26–34) | 5 (3–7) |