Table 3.
Periodontal status of stone mine workers of different age groups
| Age group 17–26 (140) | Age group 27–36 (187) | Age group 37–46 (120) | Age group 47–56 (63) | Chi-square test | p* | |
|---|---|---|---|---|---|---|
| Healthy | 25 (17.8) | 0 | 0 | 0 | — | 0.000 |
| Bleeding | 67 (47.8) | 72 (38.5) | 43 (35.8) | 15 (23.8) | 41.518 | 0.001 |
| Calculus | 43 (30.7) | 91 (48.6) | 48 (40) | 20 (31.7) | 52.139 | 0.000 |
| S. pocket | 5 (3.5) | 17 (9.09) | 18 (15) | 15 (23.8) | 7.764 | 0.049 |
| Deep pocket | 0 | 07 (3.74) | 11 (9.1) | 13 (20.6) | 1.806 | 0.405 |
Data are presented as n (%).
* A p value of < 0.05 is significant.