Treatment
Shortly after the baseline assessments, each enrolled patient received oral hygiene instructions. Patients allocated to the FMD group received a full mouth SRP in one side of the mouth for each session, within 24 h in two separate sessions, on two consecutive days with the adjunctive use of local antiseptic in accordance with the protocol of Patients allocated to the Q-SRP group received quadrant SRP in four different sessions with an interval of 1 week. In each patient, the first session started in the upper right maxillary quadrant. Treatments were recorded in minutes and performed under local anaesthesia only if necessary. At the conclusion of each type of treatment, all patients undergo to periodontal supportive therapy in which each patient was motivated to reinforce domiciliary oral hygiene measures.