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Table 1 Clinico-pathological characteristics of the patients

From: Tumor-infiltrating B cells affect the progression of oropharyngeal squamous cell carcinoma via cell-to-cell interactions with CD8+ T cells

Variable Cohort No. 1 Cohort No. 2 Cohort No. 3
No. % No. % No. %
Total No. of Patients 72   21   21  
Age
 Median 57   63   63  
 Range 41–76   40–73   41–75  
Sex
 Male 55 76.4 16 76.2 13 61.9
 Female 17 23.6 5 23.8 8 38.1
Tumor site
 Palatine tonsil 62 86.1 18 85.7 14 66.7
 Base of tongue 10 13.9 2 9.5 4 19.0
 Oropharynx NS 0 0 1 4.8 3 14.3
T status
 T1 17 23.6 6 28.6 6 28.6
 T2 36 50.0 11 52.4 12 57.1
 T3 13 18.1 4 19 3 14.3
 T4 6 8.3 0 0 0 0
N status
 N0 1 1.4 4 19 1 4.8
 N1 15 20.8 17 81 16 76.2
 N2 53 73.6 0 0 4 19.0
 N3 3 4.2 0 0 0 0
Stage 8th edition of AJCC
 I 46 63.9 17 81 15 71.4
 II 13 10.1 4 19 6 28.6
 III 5 6.9 0 0 0 0
 IV 8 19.1 0 0 0 0
Stage 7th edition of AJCC
 I 0 0 1 4.8 1 4.8
 II 0 0 3 14.3 2 9.6
 III 18 25 4 19.0 1 4.8
 IV 54 75 13 61.9 17 80.8
HPV status
 HPV+ 63 87.5 21 100 21 100
 HPV- 9 12.5 0 0 0 0
Smoking history
 Smoker 22 30.6 7 34.4 9 42.9
 Ex-smoker 25 34.7 5 23.8 2 9.5
 Non-smoker 25 34.7 9 42.8 10 47.6