Table 3.
Inflammatory infiltrate at second surgical stage (T1) expressed as mean and standard deviation and analysis of Variance. Statistical significant differences between single markers were found (p < 0.001). Group A: placebo samples. Group B: Chlorhexidine (CHX) samples.
| Markers | CD 3 | CD 20 | CD 68 | CD 31 |
|---|---|---|---|---|
| GROUP A (PLACEBO) | ||||
| No. | 15 | 15 | 15 | 15 |
| Mean (SD) | 7.02% ± 1.4 | 13.78% ± 2.0 | 5.41% ± 0.8 | 32.61 ± 3.4 |
| Range | (4.086–10.264) | (10.74–17.708) | (4.042–6.97) | (22–36) |
| SEM | 0.375 | 0.527 | 0.225 | 0.881 |
| GROUP B (CHX) | ||||
| No. | 15 | 15 | 15 | 15 |
| Mean (SD) | 2.91% ± 1.1 | 4.96% ± 1.9 | 2.53% ± 0.9 | 21.8 ± 3.0 |
| Range | (1.36–4.55) | (2.636–9.778) | (0.824–4.01) | (17–27) |
| SEM | 0.309 | 0.508 | 0.225 | 0.786 |
| Difference | 4.111 | 8.825 | 2.877 | 10.733 |
| T (with 28 degree of freedom) (p < 0.001) | 8.455 | 12.056 | 8.455 | 9.093 |
| 95% confidence interval for difference of mean | 3.115–5.107 | 7.326–10.324 | 2.180–3.574 | 8.315–13.151 |
| p value | p < 0.001 | p < 0.001 | p < 0.001 | p < 0.001 |
SD: standard deviation.