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Table 1 Basic characteristics of the OSCC patient in this study

From: Aberrantly hypermethylated tumor suppressor genes were identified in oral squamous cell carcinoma (OSCC)

Characteristics N
Total no. of patients 34
Age (years)
 Median (range) 67 (30–90)
 Average (St. dev.) 63.41 (14.1)
Gender, n (%)
 Male 18 (52.9)
 Female 16 (47.1)
Stage, n (%)
 1 8 (23.5)
 2 10 (29.4)
 3 4 (11.8)
 4 12 (35.3)
Lymph node metastasis, n (%)
 Negative 21 (61.8)
 Positive 10 (29.4)
 Unknown 3 (8.8)
Grade, n (%)
 Well differentiated 25 (73.5)
 Moderate differentiated 5 (14.7)
 Poor differentiated 3 (8.8)
Smoking, n (%)
 No 28 (82.4)
 Yes 6 (17.6)
Alcohol, n (%)
 No 23 (67.6)
 Yes 11 (32.4)
Recurrence, n (%)
 No 25 (73.5)
 Yes 9 (26.5)