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Comparison of three groups (healthy, chronic periodontitis and Smokeless tobacco users with chronic periodontitis) with respect to pocket probing depth scores by Pearson’s correlation coefficient.
| Gingival Index | GGT Levels | |
|---|---|---|
| Chronic periodontitis | Pearson correlation | 0.075 |
| Sig. (2-tailed) | 0.696 | |
| N | 30 | |
| Smokeless tobacco users with chronic periodontitis | Pearson Correlation | 0.237 |
| Sig. (2-tailed) | 0.208 | |
| N | 30 | |
