Group n= Mean Sd P-value 3(Test) 3 2.22 1.21 df=11 t=2.91 p<0.05 5(Control) 10 1.07 0.34 The results indicate that there is a statistically significant difference between mean concentration of IL-1β in GCF for group 3 and 5 (df=11, t=2.91, p<0.05)

Table 3.3: Comparison of TNF-α concentration in GCF between Group 3 and Group 5.