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Table 1 Clinical features of study population

From: CpG location and methylation level are crucial factors for the early detection of oral squamous cell carcinoma in brushing samples using bisulfite sequencing of a 13-gene panel

  Number Sex Median age Smoke Site T status N status
Training dataset
 OSCC 29 14 males
15 females
69 ± 13 21 non-smokers
8 smokers
8 tongue
4 floor of mouth
8 gum
5 cheek
3 palate
1 lip
11 T1
10 T2
2 T3
6 T4
28 N0
1 N1
 HGSIL 6 5 males
1 females
63 ± 18 6 non-smokers 6 tongue   
 Healthy donors 65 32 males
33 females
58 ± 18 57 non-smokers
8 smokers
18 tongue
10 floor of mouth
12 gum
20 cheek
5 palate
  
Validation dataset
 Healthy donors 20 10 males
10 females
45 ± 9 16 non-smokers
4 smokers
20 tongue + cheek   
 OSCC 2 1 male
1 female
61 ± 4 2 non-smokers 1 tongue
1 hard palate
1 T2
1 T1
1 N1
1 N0
 PVL 3 2 male
1 female
57 ± 6 2 non-smokers
1 smoker
2 tongue
1 cheek
  
 OLP 14 10 male
4 female
59 ± 6 11 non-smokers
3 smokers
12 cheek
2 gum