highly significantP < 0.001
The SRPX group demonstrated a highly significant reduction (P < 0.001) in PPD, RAL, BOP, and GI compared with the SRP group. 4 Discussion Mechanical nonsurgical periodontal therapy is considered the cornerstone of periodontitis treatment and its aim is to eliminate pathogenic bacteria in the biofilms; however, complete elimination remains elusive, especially in advanced severe cases and deep pockets ( Goodson et al., 2012 ).