Table 5.
Correlation analysis of parameters in Group II.
| Ca | Mg | pH | PI | GI | PPD | CAL | Age | Gender ¶ | |
|---|---|---|---|---|---|---|---|---|---|
| Ca | - | 0.614 (−0.106) |
0.003 ** (−0.572) |
0.403 (0.175) |
0.343 (0.198) |
0.260 (0.234) |
0.385 (0.182) |
0.058 (0.385) | 0.692 (0.083) |
| Mg | 0.614 (−0.106) |
- | 0.488 (−0.145) |
0.580 (0.116) |
0.426 (−0.167) | 0.667 (−0.090) | 0.693 (−0.083) | 0.473 (0.151) | 0.145 (0.300) |
| pH | 0.003 ** (−0.572) |
0.488 (−0.145) |
- | 0.089 (0.347) |
0.201 (0.265) | 0.850 (−0.040) | 0.976 (−0.006) | 0.772 (−0.061) | 0.286 (−0.222) |
| PI | 0.403 (0.175) |
0.580 (0.116) |
0.089 (0.347) | - | 0.068 (0.371) | 0.444 (0.160) | 0.327 (0.204) | 0.270 (0.229) | 0.453 (0.157) |
| GI | 0.343 (0.198) |
0.426 (−0.167) |
0.201 (0.265) | 0.068 (0.371) |
- | 0.632 (0.101) | 0.492 (0.144) | 0.033 * (0.427) | 0.689 (0.084) |
| PPD | 0.260 (0.234) |
0.667 (−0.090) |
0.850 (−0.040) | 0.444 (0.160) | 0.632 (0.101) | - | 0.000 *** (0.963) | 0.386 (0.181) | 0.098 (−0.338) |
| CAL | 0.385 (0.182) |
0.693 (−0.083) |
0.976 (−0.006) | 0.327 (0.204) | 0.492 (0.144) | 0.000 *** (0.963) | - | 0.388 (0.180) | 0.054 (−0.390) |
| Age | 0.058 (0.385) |
0.473 (0.151) |
0.772 (−0.061) |
0.270 (0.229) |
0.033 * (0.427) | 0.386 (0.181) | 0.388 (0.180) | - | 0.222 (0.253) |
| Gender ¶ | 0.692 (0.083) | 0.145 (0.300) | 0.286 (−0.222) |
0.453 (0.157) |
0.689 (0.084) | 0.098 (−0.338) | 0.054 (−0.390) | 0.222 (0.253) | - |
Note: results are expressed as p value (correlation coefficient); ¶—Spearman Correlation; * p < 0.05; ** p < 0.01; *** p < 0.001; Ca—Calcium; Mg—Magnesium; PI—Plaque Index; GI—Gingival Index; PPD—Probing Pocket Depth; CAL—Clinical Attachment Loss.