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Table 2 Demographic details of 43 patients with recurrent oral squamous cell carcinoma

From: Clinicopathological parameters, recurrence, locoregional and distant metastasis in 115 T1-T2 oral squamous cell carcinoma patients

  Recurr. Fisher's exact p-values   Recurr. Fisher's exact p-values
Gender    Differentiation   
Male 23 (53.5%)   Well 8 (18.6%)  
Female 20 (46.5%) 0.377 Moderate 19 (44.2%)  
    Moderate-poorly 7 (16.3%)  
Race    Poorly 9 (20.9%) <0.001
Caucasian 29 (67.4%)     
Indian 5 (11.6%)   pTNM   
Middle-Eastern 0 (0.0%)   T1N0M0 10 (23.3%)  
Oriental 0 (0.0%)   T2N0M0 6 (14.0%)  
Other Asians 2 (4.7%)   T1N1M0 4 (9.3%)  
African 5 (11.6%)   T2N1M0 4 (9.3%)  
Caribbean 2 (4.7%) 0.491 T1N2aM0 5 (11.6%)  
    T2N2aM0 7 (16.3%)  
Primary site    T1N2bM0 1 (2.3%)  
Floor of mouth 12 (27.9%)   T2N2bM0 3 (7.0%)  
Tongue (lateral) 15 (34.9%)   T1N2cM0 2 (4.7%)  
Tongue (dorsal) 2 (4.7%)   T2N2cM0 1 (2.3%) <0.001
Tongue (ventral) 0 (0.0%)     
Buccal mucosa 2 (4.7%)   IF, cohesive 26 (60.5%)  
Hard palate 2 (4.7%)   IF, non-cohesive 17 (39.5%) 0.039
Upper alveolus 2 (4.7%)   Dys. At Margin 30 (69.8%) <0.001
Lower alveolus 3 (7.0%)   Lymphvascular Invasion 21 (48.8%) <0.001
Retromolar area 3 (7.0%)   Nerve Invasion 9 (20.9%) 0.006
Tuberosity 1 (2.3%)   B/C Invasion 3 (7.0%) 0.270
Upper lip 0 (0.0%)   SD present 37 (86.0%) <0.001
Lower lip 1 (2.3%)   Tumour clearance 8 (18.6%) <0.001
Neck Lump 0 (0.0%) 0.345    
    Age at 1st OSCC   
cTNM    Mean 59.53 0.703
T1N0M0 14 (32.6%)     
T2N0M0 7 (16.3%)   Depth of Invasion (mm)   
T1N1M0 1 (2.3%)   Mean 7.6 <0.001
T2N1M0 3 (7.0%)     
T1N2aM0 4 (9.3%)     
T2N2aM0 7 (16.3%)     
T1N2bM0 1 (2.3%)     
T2N2bM0 3 (7.0%)     
T1N2cM0 3 (7.0%) <0.001