Fig. 2From: Efficacy of adjunctive photodynamic therapy to conventional mechanical debridement for peri-implant mucositisMeta-analysis for the treatment effects between the PDT + CMD and CMD group. (A) PDT + CMD is more effective in the improvement of probing depth. (B) There is no significant difference in the improvement of bleeding on probing. (C) PDT + CMD is more effective in the improvement of plaque indexBack to article page