Parameters Category NM OSF OSF + OSCC P-value
N (%) N (%) N (%)
Percentage
positivity
0 = no positive cells 7 (70) 14 (46.6) 13 (43.3) 0.426
1 = 0 to 25% 3 (30) 16 (53.3) 15 (50)
2 = 26 to 50% - - 2 (6.6)
3 = > 50% - - -
Pattern Absent 7 (70) 14 (46.6) 13 (43.3) 0.331
Cytoplasm 3 (30) 16 (53.3) 17 (56.6)
Nuclear - - -

NM = normal mucosa; OSF = oral submucous fibrosis; OSCC = oral squamous cell carcinoma; N = number; IHC = immunohistochemical; α-SMA = alpha- smooth muscle actin.