TABLE 5.
Survival (percentage and 95% confidence intervals) between 6 and 10 years after surgery for esophageal cancer, stratified by calendar period
| Year | Number | Observed survival | Relative survival |
|---|---|---|---|
| Year 1992–1999 | |||
| 6 | 72 | 86.1 (78.1–94.1) | 89.2 (80.9–97.5) |
| 7 | 62 | 75.0 (65.0–85.0) | 80.1 (69.4–90.8) |
| 8 | 54 | 68.1 (57.3–78.8) | 74.6 (62.8–86.4) |
| 9 | 49 | 59.7 (48.4–71.1) | 67.8 (54.9–80.6) |
| 10 | 43 | 52.8 (41.3–64.3) | 62.1 (48.5–75.7) |
| Year 2000–2007 | |||
| 6 | 171 | 90.6 (86.3–95.0) | 93.2 (88.7–97.7) |
| 7 | 155 | 85.4 (80.1–90.7) | 90.1 (84.5–95.7) |
| 8 | 146 | 81.9 (76.1–87.7) | 88.8 (82.5–95.1) |
| 9 | 140 | 78.4 (72.2–84.5) | 87.3 (80.4–94.2) |
| 10 | 134 | 73.1 (66.5–79.8) | 83.8 (76.2–91.5) |
| Year 2008–2015 | |||
| 6 | 214 | 95.8 (93.1–98.5) | 97.7 (95.0–100.5) |
| 7 | 205 | 90.7 (86.8–94.6) | 94.5 (90.5–98.6) |
| 8 | 194 | 85.1 (80.3–89.8) | 90.7 (85.6–95.8) |
| 9 | 182 | 80.8 (75.6–86.1) | 88.4 (82.6–94.2) |
| 10 | 173 | 76.6 (71.0–82.3) | 86.0 (79.6–92.3) |
| Year 2016–2020 | |||
| 6 | 305 | 95.7 (93.5–98.0) | 98.1 (95.8–100.5) |
| 7 | 231 | 89.9 (86.3–93.6) | 94.4 (90.6–98.3) |
| 8 | 146 | 85.6 (81.0–90.3) | 93.1 (88.0–98.1) |
| 9 | 92 | 81.9 (76.2–87.6) | 91.8 (85.4–98.2) |
| 10 | 41 | 75.9 (67.5–84.3) | 89.7 (79.7–99.6) |