Table 3 Results of multivariate Cox proportional hazards model

From: A grading system combining architectural features and mitotic count predicts recurrence in stage I lung adenocarcinoma

Variable

HR

95% CI

P-value

Sex (male vs female)

1.98

1.26–3.09

0.003

Stage (IB vs IA)

1.58

0.96–2.60

0.072

Pleural invasion

1.31

0.77–2.23

0.325

Lymphatic invasion

1.21

0.72–2.03

0.475

Vascular invasion

1.04

0.62–1.75

0.878

Necrosis

2.34

1.41–3.90

0.001

Architectural/mitotic grade

 Intermediate vs low

1.94

0.99–3.81

0.053

 High vs low

2.96

1.39–6.28

0.005

  1. Abbreviations: CI, confidence interval; HR, hazard ratio.
  2. Significant P-values are shown in bold.
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