Table 1 Patient characteristics and survival analysis

From: Image cytometry accurately detects DNA ploidy abnormalities and predicts late relapse to high-grade dysplasia and adenocarcinoma in Barrett's oesophagus following photodynamic therapy

 

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

  1. Abbreviations: CI=confidence interval; HR=hazard ratio; PDT=photodynamic therapy.
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