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Table 3 Logistic regression analysis results in the identification of risk factors for retropharyngeal lymph node metastasis

From: Prevalence and risk factors for retropharyngeal and retro-styloid lymph node metastasis in hypopharyngeal carcinoma

Variables

OR

95% CI

p-value

Tumor site

   

Posterior wall

4.128

1.339–12.727

0.014

Others

1

  

T category

   

T1–2

1

  

T3–4

2.206

0.702–6.932

0.175

Cervical LNM

   

No/Ipsilateral single

1

  

Ipsilateral multiple

4.190

0.796–22.066

0.091

Bilateral or contralateral

11.577

2.135–62.789

0.005

  1. OR: odds ratio; CI: confidence interval; LNM lymph node metastasis