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Table 1 Clinical and microscopic characteristics of the patients with oral squamous cell carcinoma

From: Differential infiltration of neutrophils in T1–T2 versus T3–T4 oral squamous cell carcinomas: a preliminary study

  T1–T2 (%) T3–T4 (%) Pearson χ2*
Age 0.535
 <50 years 2 (15.4) 4 (26.7)  
 ≥50 years 10 (76.9) 11 (73.3)  
 Data not available 1 (7.7)  
Sex 0.281
 Male 8 (61.5) 12 (80.0)  
 Female 5 (38.5) 3 (20.0)  
Smoking habit 0.292
 Yes 4 (30.8) 9 (60.0)  
 No 2 (15.4) 1 (6.7)  
 Previous 7 (53.8) 5 (33.3)  
Alcohol consumption 0.796
 Yes 5 (38.5) 4 (26.7)  
 No 2 (15.4) 3 (20.0)  
 Previous 6 (46.1) 8 (53.3)  
Lesion location 0.136
 Tongue 8 (61.5) 5 (33.3)  
 Floor of the mouth 5 (38.5) 10 (66.7)  
Surgical treatment 0.016**
 Tumour resection 2 (15.4) 1 (6.7)  
 Tumour resection and unilateral neck dissection 10 (76.9) 5 (33.3)  
 Tumour resection and bilateral neck dissection 1 (7.7) 9 (60.0)  
Adjuvant radiotherapy 0.000**
 Yes 1 (7.7) 14 (93.3)  
 No 11 (84.6) 1 (6.7)  
 Data not available 1 (7.7)  
Lymph node involvement 0.010**
 Yes 1 (7.7) 8 (53.3)  
 No 12 (92.3) 7 (46.7)  
Recurrence 0.149
 Yes 5 (38.5) 4 (26.7)  
 No 6 (46.1) 11 (73.3)  
 Data not available 2 (15.4)  
Bryne classification 0.635
 Grade I (4–8) 3 (23.1) 3 (20.0)  
 Grade II (9–12) 10 (76.9) 11 (73.3)  
 Grade III (13–16) 0 1 (6.7)  
  1. * Calculated with valid cases only; ** statistically significant