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. 2023 May 2;19(1):254–260. doi: 10.1016/j.jds.2023.04.022

Table 1.

Baseline characteristics of our used photographic images of oral lesions.

Characteristics RAU Data Set Normal oral mucosa Data Set Other common oral mucosal diseases
No. of images 251 271 263
No. of images with a single ulcer 184
No. of images with multiple ulcers 67
No. of oral ulcer lesions 577
Distribution
Lip mucosa 90 95 87
Buccal 44 48 55
Tongue 67 70 60
Palatal mucosa 11 14 12
Mouth floor 15 20 21
Retromolar trigone 10 10 10
Alveolar ridge 14 14 18
Types of other disease
Oral mucosal patches striae diseases 148
Infectious diseases of oral mucosa 30
Bullous diseases of oral mucosa 15
Oral hypersensitivity disorders 20
Traumatic lesions of the oral mucosa 20
Carcinoma in situ or tumor-like lesions 30

Summary of image characteristics and available demographic information in the development and clinical validation data sets; RAU, Recurrent aphthous ulcerations; NO., number.