Table 1. Patient characteristics and survival analysis.
Mean | IQR | HR | 95%CI | P-value | |
---|---|---|---|---|---|
Male | 83% | 0.47 | 0.12–1.78 | 0.25 | |
Age (years) | 69 | 60–77 | 1.01 | 0.96–1.07 | 0.62 |
Barrett's length before PDT (cm) | 5.7 | 4–7 | 1.07 | 0.88–1.30 | 0.51 |
Aneuploidy pre-PDT | 83% | 0.75 | 0.20–2.79 | 0.66 | |
Aneuploidy 4 months post-PDT | 33% | 4.1 | 1.3–13.0 | 0.009 | |
Aneuploidy 12 months post-PDT (n=29) | 34% | 3.6 | 1.05–12.3 | 0.029 | |
Aneuploidy 4 and/or 12 months post-PDT | 47% | 8.2 | 1.8–37.8 | 0.0012 |
Abbreviations: CI=confidence interval; HR=hazard ratio; PDT=photodynamic therapy.