Fig. 3From: Adjunctive subgingival application of Chlorhexidine gel in nonsurgical periodontal treatment for chronic periodontitis: a systematic review and meta-analysisForest plots for subgroup analysis of PPD reduction and the CAL gained between the adjunctive use of CHX gel to SRP and SRP alone at selected sites at 3 months: a PPD reduction; b CAL gainBack to article page