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Association of periodontitis and its severity amongst the tobacco users
| Periodontitis | Tobacco users (%) | Non-tobacco users (%) | Total (%) | p value |
|---|---|---|---|---|
| Present | 175 (85.4) | 140 (59.6) | 315 (71.6) | < 0.001 |
| Absent | 30 (14.6) | 95 (40.4) | 125 (28.4) | |
| Total | 205 (100) | 235 (100) | 440 (100) | |
| Severity of periodontitis | ||||
| Mild | 35 (20.0) | 68 (48.6) | 103 (32.7) | < 0.001 |
| Moderate | 62 (35.4) | 50 (35.7) | 112 (35.6) | |
| Severe | 78 (44.6) | 22 (15.7) | 100 (31.7) | |
| Total | 175 (100) | 140 (100) | 315 (100) | |
