Tested parameters Group I N=10 Group II N=10 Wilcoxon signed-rank testP-value Defect height 5.82 ± 0.16 5.79 ± 0.13 0.684 Junction epithelial down growth 0.87 ± 0.46 0.0 ± 0.0 0.002** Connective tissue  adhesion 1.26 ± 0.05 0.27 ± 0.02 0.000*** New cementum 1.75 ± 0.07 3.42 ± 0.75 0.000*** New bone 1.17 ± 0.63 3.89 ± 0.09 0.000***

Table 1: Histometric analysis of the measured parameters in the experimental (strontium ranelate gel) and control groups (mean ± standard deviation in mm).