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Table 1 Clinicopathological characteristics of patients with oral erythroplakia (n = 72)

From: Clinical characteristics of narrow-band imaging of oral erythroplakia and its correlation with pathology

Characteristics

Case no. (percent)

Gender

 

 Female

6 (8.3 %)

 Male

66 (91.7)

Age (years)

 

 54.6 ± 11.2

 

Topographic location

 

 Lip

2 (2.8 %)

 Buccal

55 (76.4 %)

 Gum

1 (1.4 %)

 Tongue

6 (8.3 %)

 Palate

2 (2.8 %)

 Floor of the mouth

2 (2.8 %)

 Retromolar

4 (5.5 %)

Alcohol drinking

 

 No

29 (40.3 %)

 Ex-drinker

23 (31.9 %)

 Yes

20 (27.8 %)

Cigarette smoking

 

 No

14 (19.4 %)

 Ex-smoker

19 (26.4 %)

 Yes

39 (54.2 %)

Betel quid chewing

 

 No

21 (29.2 %)

 Ex-chewer

36 (50.0 %)

 Yes

15 (20.8 %)

History of oral cancer

 

 No

45 (62.5 %)

 Yes

27 (37.5 %)

Intraepithelial microvasculature pattern by NBI

 

 IPCL type I (regularly distributed arborescent pattern of IPCL)

6 (8.3 %)

 IPCL type II (tortuous and dilated pattern of IPCL)

38 (52.8 %)

 IPCL type III (twisted and elongated pattern of IPCL)

25 (34.7 %)

 IPCL type IV (angiogenesis and destructive pattern of IPCL)

3 (4.2 %)

Pathological diagnosis

 

 Squamous hyperplasia

12 (16.7 %)

 Low-grade dysplasia

22 (30.6 %)

 Intermediate-grade of dysplasia

17 (23.6 %)

 High-grade of dysplasia/carcinoma in situ

17 (23.6 %)

 Squamous cell carcinoma

4 (5.5 %)

  1. Abbreviation: NBI narrow-band imaging, IPCL intraepithelial papillary capillary loop