Table 2 Univariable and multivariable Cox regression analyses of the CDI in the TCGA-LUSC cohort

Parameter

HR

(95% CI)

P  value

HR

(95% CI)

P  value

HR

(95% CI)

P  value

HR

(95% CI)

P  value

Age

(> 65 vs. ≤ 65)

1.26

(0.95‒1.69)

0.11

1.39

(0.74‒2.59)

0.3

Gender

(Male vs. Female)

1.19

(0.87‒1.64)

0.28

3.04

(0.73‒12.62)

0.13

Stage

(III/IV vs. I/II)

1.57

(1.14‒2.16)

0.006

1.28

(0.68‒2.39)

0.44

1.52

(1.10‒2.09)

0.01

1.48

(0.79‒2.77)

0.22

CDI

(High vs. Low)

2.13

(1.62‒2.82)

< 0.001

1.94

(1.01‒3.72)

0.05

2.10

(1.59‒2.78)

< 0.001

2.01

(1.05‒3.87)

0.05