Table 1. Characteristics of total cohort; deceased subjects without HGD/OAC, subjects having developed HGD/OAC and survivors without HGD/OAC.
| Outcome category | N | Age at BO diagnosis mean (range) | BPE mean (range) | Age at end point mean (range) |
|---|---|---|---|---|
| Total cohort | 133 | 62.4 (14.4–92.3) | 14.7 (1.6–32.0) | 77.2 (35.0–100.0) |
| Males | 73 | 57.4 (14.4–84.3) | 16.0 (2.3–32.0) | 73.5 (35.0–98.4) |
| Females | 60 | 68.3 (27.0–92.3) | 13.3 (1.6–31) | 81.6 (48.3–100.0) |
| Died without HGD/OAC | 96 | 67.4 (29.6–92.3) | 12.6 (2.1–26.8) | 80.0 (35.0–100.0) |
| Males | 44 | 63.5 (32.7–84.3) | 12.7 (2.6–25.9) | 76.2 (35.0–98.4) |
| Females | 52 | 70.7 (29.6–92.3) | 12.6 (2.1–26.8) | 83.2 (48.3–100.0) |
| HGD/OAC | 13 | 61.2 (37.2–77.8) | 10.8 (1.6–20.4) | 72.5 (56.4–88.7) |
| Males | 10 | 58.7 (37.2–77.8) | 12.2 (3.8–20.4) | 71.5 (56.4–88.7) |
| Females | 3 | 69.7 (57.2–76.4) | 6.0 (1.6–10.4) | 75.6 (58.8–86.5) |
| Survivors without HGD/OAC | 24 | 42.8 (14.4–68.9) | 25.5 (20.8–32.0) | 68.3 (43.7–92.9) |
| Males | 19 | 42.7 (14.4–68.9) | 25.6 (22.2–32.0) | 68.2 (43.7–92.9) |
| Females | 5 | 43.1 (27.0–63.6) | 25.5 (20.8–31.0) | 68.6 (56.8–84.4) |
Abbreviations: BO=Barrett's oesophagus; BPE=period between Barrett's diagnosis and endpoint; endpoint=development of HGD/OAC or death or end of follow-up (February 2008); HGD=high-grade dysplasia; OAC=oesophageal adenocarcinoma.