Table 5.
Spearman’s correlation of serum tumor necrosis factor-alpha cytokines with all clinical parameter among all study participants
| Clinical parameter | Serum TNF-α cytokines | ||
|---|---|---|---|
| Correlation coefficient (ρ) | P | Inference | |
| GI | 0.441* | 0.001 (HS) | Moderate correlation |
| PI | 0.597** | 0.001 (HS) | Strong correlation |
| PPD | 0.711** | 0.001 (HS) | Strong correlation |
| CAL | 0.702** | 0.001 (HS) | Strong correlation |
TNF-α: Tumor necrosis factor-alpha; GI: Gingival index; PI: Plaque index; PPD: Probing pocket depth; CAL: Clinical attachment loss; HS: Highly significant; Significance P 0.001 (HS)