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Table 3 Multivariate logistic regression model of predictive risk factors for DNM

From: Expression of Oct3/4 and Nanog in the head and neck squamous carcinoma cells and its clinical implications for delayed neck metastasis in stage I/II oral tongue squamous cell carcinoma

Step

Variable

Odds ratio

95 % confidence interval

P value

Step 1

    
 

Oct3/4

8.378

1.243–56.486

0.029*

 

Nanog

6.092

0.688–53.953

0.104

 

Vascular invasion+

6.135

0.585–64.284

0.130

 

Mode of invasion, grade 3,4

2.843

0.326–24.785

0.344

 

Muscular invasion+

1.773

0.196–16.049

0.610

Step 2

    
 

Oct3/4

8.207

1.223–55.057

0.030*

 

Nanog

6.747

0.818–55.645

0.076

 

Vascular invasion+

7.550

0.819–69.634

0.075

 

Mode of invasion, grade 3,4

3.636

0.510–25.934

0.198

Step 3

    
 

Oct3/4

10.872

1.765–66.963

0.010*

 

Nanog

5.397

0.750–38.852

0.094

 

Vascular invasion+

10.151

1.018–101.262

0.048*

Step 4 (The final step)

   
 

Oct3/4

14.781

2.694–81.102

0.002*

 

Vascular invasion+

12.934

1.568–106.684

0.017*

  1. *Statistically significant