Table 3.
Tukey's test results. Multiple comparisons of elastase and MMP-9 concentrations in saliva between PD ≥ 6 mm, PD < 6 mm and control groups
| Dependent variable | (I) Group 1 | (J) Group 1 | Mean difference (I-J) [ng/ml] | Standard error | Significance | 95% Confidence Interval | |
|---|---|---|---|---|---|---|---|
| lower limit | upper limit | ||||||
| elastase | PD ≥ 6 mm | PD < 6 mm | 13331.375(*) | 2017.478 | .000 | 8429.92 | 18232.83 |
| control | 15020.740(*) | 2130.694 | .000 | 9844.23 | 20197.25 | ||
| PD < 6 mm | PD ≥ 6 mm | –13331.375(*) | 2017.478 | .000 | –18232.83 | –8429.92 | |
| control | 1689.365 | 2130.694 | .709 | –3487.14 | 6865.87 | ||
| control | PD ≥ 6 mm | –15020.740(*) | 2130.694 | .000 | –20197.25 | –9844.23 | |
| PD < 6 mm | –1689.365 | 2130.694 | .709 | –6865.87 | 3487.14 | ||
| MMP-9 | PD ≥ 6 mm | PD < 6 mm | 293.556 | 121.169 | .051 | –.82 | 587.94 |
| control | 344.596(*) | 127.969 | .027 | 33.70 | 655.50 | ||
| PD < 6 mm | PD ≥ 6 mm | –293.556 | 121.169 | .051 | –587.94 | .82 | |
| control | 51.040 | 127.969 | .916 | –259.86 | 361.94 | ||
| control | PD ≥ 6 mm | –344.596(*) | 127.969 | .027 | –655.50 | –33.70 | |
| PD < 6 mm | –51.040 | 127.969 | .916 | –361.94 | 259.86 | ||
*
Mean difference is significant at 0.05 level