Cyclin D1 Expression and Its Correlation with Histopathological Differentiation in Oral Squamous Cell Carcinoma

Table 1

Distribution of site, clinical staging, histopathological differentiation of OSCC, and their IHC reactivity.

Distribution category	Total number	IHC reactivity
		Positive (𝑛)	Negative (𝑛)	% of positive reactivity	𝑃
Site					0.282; NS
Alveolus	11	07	04	63.63
Buccal mucosa	13	05	08	38.46
Tongue	15	05	10	33.33
Lip	01	01	00	100
Clinical staging					0.867; NS
Stage I	06	03	03	50
Stage II	07	04	03	57.14
Stage III	13	05	08	38.4
Stage IV	14	06	08	42.8
Histopathological differentiation
WDSCC	13	09	04	69.23	0.011 S
MDSCC	16	08	08	50
PDSCC	11	01	10	9.09
OSCC (total)	40	18	22	45