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Table 1 Inclusion and exclusion criteria for cases and controls

From: Expressional variations of Kaiso: an association with pathological characteristics and field cancerization of OSCC

CASES Inclusion Criteria Exclusion Criteria
Biopsy proved cases of OSCC regardless of age/gender -Recipients of prior chemotherapy or radiotherapy
- Patients with any congenital syndrome, autoimmune diseases, chronic inflammatory diseases, and any other chronic illness
- Poorly fixed tissue
CONTROLS Inclusion Criteria Exclusion Criteria
Adult patients undergoing elective surgical tooth extractions for wisdom teeth
Patients not exposed to any chemical carcinogens such as betel quid, betel nut, and any form of tobacco
-Patients with infected teeth
-Patients with any congenital syndrome, autoimmune diseases, chronic inflammatory diseases, and neoplastic diseases
-Patients with the habit of tobacco use in any form, Betel quid use, betel nut use, alcohol, or any combination of these products