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Table 3 CCRT versus primary radical surgery in subgroup analysis by age and T and N classification following multivariate analysis of stage IVA HPSCC patients

From: Treatment patterns and survival outcomes of advanced hypopharyngeal squamous cell carcinoma

Variable

OS

DFS

HR (95% CI)*

p value

HR (95% CI)*

p value

Treatment

 CCRT

Reference

 

Reference

 

 Surgery

0.69 (0.51–0.93)

0.014

0.78 (0.59–1.03)

0.079

Subgroup

 Age < 65 years

  Treatment

   CCRT

Reference

 

Reference

 

   Surgery

0.76 (0.55–1.04)

0.087

0.82 (0.61–1.10)

0.188

 Age ≥ 65 years

  Treatment

   CCRT

Reference

 

Reference

 

   Surgery

0.33 (0.12–0.88)

0.027

0.53 (0.22–1.26)

0.149

 T1–T3

  Treatment

   CCRT

Reference

 

Reference

 

   Surgery

0.67 (0.39–1.15)

0.143

0.76 (0.46–1.24)

0.267

 T4

  Treatment

   CCRT

Reference

 

Reference

 

   Surgery

0.70 (0.48–1.00)

0.053

0.79 (0.56–1.12)

0.186

 N0–N1

 Treatment

   CCRT

Reference

 

Reference

 

   Surgery

0.92 (0.46–1.86)

0.816

1.11 (0.51–2.15)

0.762

 N2

  Treatment

    

   CCRT

Reference

 

Reference

 

   Surgery

0.64 (0.46–0.90)

0.010

0.71 (0.52–0.97)

0.033

  1. OS overall survival, DFS disease-free survival, WD well differentiated, MD moderately differentiated, PD poorly differentiated, UD undifferentiated, CCRT concurrent chemoradiotherapy
  2. *Model adjusted for sex, age, and histology grade