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Table 3 Multivariate survival analysis by Cox’s proportional hazards model

From: Lymph node ratio as a predictor for minor salivary gland cancer in head and neck

Parameter

 

MiSGC-specific survival

OS

DFS

Model 1

 LNR

HR

7.90

4.84

4.15

  (≥0.05/< 0.05)

95% CI

1.54–57.1

1.05–24.8

1.48–11.2

 

p value

.01

.04

.01

 Pathological stage

HR

1.31

1.26

.97

  (IVB/I-IVA)

95% CI

0.18–6.73

.17–6.48

.14–4.04

 

p value

.76

.79

.97

Model 2

 LODDS

HR

3.37

2.34

2.50

  (≥ − 2.73/<−2.73)

95% CI

.62–18.3

.46–10.7

.85–6.75

 

p value

.15

.28

.09

 Pathological stage

HR

1.98

1.86

1.37

  (IVB/I-IVA)

95% CI

.26–12.0

.24–11.3

.20–6.02

 

p value

.47

.51

.71

Model 3

 Pathological category

HR

4.21

2.72

3.14

  (N1–3/N0)

95% CI

.82–30.5.09

.59–13.9.19

1.17–8.84.02

 

p value

   

 Pathological stage

HR

2.81

1.89

1.38

  (IVB/I-IVA)

95% CI

.29–10.7

.26–9.78

.21–5.42

 

p value

.42

.48

.69

Model 4

 LNR

HR

9.01

6.98

2.93

  (≥0.05/< 0.05)

95% CI

1.07–109.7

.92–64.1

.84–11.8

 

p value

.04

.06

.09

 Pathological stage

HR

1.34

1.33

.95

  (IVB/I-IVA)

95% CI

.18–7.04

.18–7.03

.14–3.97

 

p value

.75

.75

.95

 Vascular invasion

HR

.82

0.59

1.68

  (Presence/Absence)

95% CI

.09–9.27

.07–4.87

.41–6.13

 

p value

.87

.63

.45

Model 5

 LODDS

HR

2.40

1.94

1.77

  (≥ − 2.73/<−2.73)

95% CI

.40–14.9

.34–10.5

.57–5.14

 

p value

.33

.44

.31

 Pathological stage

HR

1.66

1.70

1.10

  (IVB/I-IVA)

95% CI

.22–10.3

.22–10.6

.16–4.89

 

p value

.59

.57

.91

 Vascular invasion

HR

2.31

1.53

2.51

  (Presence/Absence)

95% CI

.38–18.3

.28–8.78

.87–7.79

 

p value

.36

.62

.09