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Table 2 Description of the study population

From: Recurrence in oral and pharyngeal cancer is associated with quantitative MGMT promoter methylation

Characteristic Study Population n (%)
Age (years), mean ± std dev 62.2 ± 13.0
Gender  
   Male 56 (63.6%)
   Female 32 (36.4%)
Smoking status  
   Never smoker 11 (12.5%)
   Ever smoker 77 (87.5%)
Alcohol Use  
   Never drinker 16 (18.2%)
   Ever drinker 72 (81.8%)
Family history  
   Negative 41 (46.6%)
   Positive 47 (53.4%)
Histology  
   Squamous 85 (96.6%)
   Adenoid Cystic 1 (1.1%)
   Mucoepidermoid 2 (2.3%)
Anatomic site  
   Oral cavity 50 (56.8%)
   Oropharynx 38 (43.2%)
Stage at diagnosis  
   I 20 (22.7%)
   II 16 (18.2%)
   III 17 (19.3%)
   IV 35 (39.8%)
Treatment  
   Surgery only 44 (50.0%)
   Surgery and radiotherapy 39 (44.3%)
   Surgery and chemoradiation 5 (5.7%)