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Habit-wise distribution of patients
| Habit | Group A, n (%) | Group B, n (%) | Group C, n (%) | Group D, n (%) | χ2, P |
|---|---|---|---|---|---|
| Gutkha | 4 (16) | 17 (68) | 24 (96) | 9 (36) | 107.60, 0.0001* |
| Betel nut | 1 (4) | 0 | 1 (4) | 2 (8) | |
| Smoking | 1 (4) | 8 (32) | 0 (0) | 8 (32) | |
| Alcohol | 0 | 0 | 0 | 6 (24) | |
| No habit | 19 (76) | 0 | 0 | 0 | |
| Total | 25 (100) | 25 (100) | 25 (100) | 25 (100) |
*P<0.05 statistically significant
