Table 4.
Risk factors of oral potentially malignant disorders and oral squamous cell carcinoma
| Risk factors | OSMF | Leukoplakia | Lichen planus | OSCC | Total, n (%) | P |
|---|---|---|---|---|---|---|
| Chewing tobacco | 32 | 68 | 23 | 168 | 291 (46.19) | Chi-square analysis showed P=0.001 |
| Smoking tobacco | 24 | 41 | 15 | 95 | 175 (27.78) | |
| Arecanut | 82 | 35 | 21 | 45 | 193 (30.63) | |
| Alcohol | 18 | 39 | 17 | 89 | 163 (25.87) | |
| Combination of risk factors | 28 | 47 | 22 | 108 | 405 (65.08) | |
| No history of habits | 35 | 18 | 32 | 12 | 97 (15.39) |
OSCC: Oral squamous cell carcinoma, OSMF: Oral submucous fibrosis