Fig. 6From: Effect of non-surgical periodontal therapy on glycemic control of type 2 diabetes mellitus: a systematic review and Bayesian network meta-analysisPublication bias assessment for ΔHbAlc%. aPDT, antimicrobial photodynamic therapy; Doxy, doxycycline; antibiotics (Doxy, metronidazole + amoxicillin); local, locally-delivered drugs (atorvastatin gel, chlorhexidine gel, simvastatin gel); laser (diode laser, aPDT); SDD, subantimicrobial dose doxycycline; SRP, scaling and root planing, NT, no treatmentBack to article page