Multivariate analysis of potential risk factors for progression from nondysplastic Barrett’s esophagus to dysplastic or neoplastic grades (Cox regression)
| Variable | HR (95% CI) |
|---|---|
| Age, yr | |
| < 60 | 1.0 |
| ≥ 60 | 1.9 (0.9–3.9) |
| Length of Barrett’s esophagus segment, cm | |
| < 3 | 1.0 |
| ≥ 3 | 2.2 (1.1–4.7) |
CI = confidence interval; HR = hazard ratio.