Effect of Smoking Cessation on Non-surgical Periodontal Therapy

University of Sao Paulo177 enrolled

Overview

The aim of this prospective study is to verify the efficacy of smoking cessation on non-surgical periodontal therapy in adult subjects with chronic periodontitis. Smokers that were willing to quit received periodontal treatment and concurrent smoking cessation therapy. Periodontal maintenance was performed every 3 months. A calibrated examiner, blinded to smoking status, assessed periodontal status, gathered demographic and behavioural information with a structured questionnaire and measured air carbon monoxide concentration measurements.

Study Type

INTERVENTIONAL

Allocation

Purpose

TREATMENT

Masking

NONE

Enrollment

177

Conditions

Periodontitis

Interventions

Smoking cessation therapyBEHAVIORAL

Multidisciplinary smoking cessation therapy, performed by a team comprising physicians, nurses, a psychologist and dentists. It consisted of four 1-h counselling lectures, psychologist-assisted cognitive behavioural therapy, nicotine replacement therapy and medication (bupropion or varenicline). Smoking cessation motivation was reinforced by dentists at the maintenance sessions, by means of motivational interviewing techniques

Non-surgical periodontal therapyPROCEDURE

full-mouth supra and subgingival scaling and root planing (with curettes and ultrasonic scaler); oral hygiene instruction and motivation and removal of intra-oral plaque retentive factors

Eligibility

Sex: ALLMin age: 18 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * subjects were willing to stop smoking * \>10 teeth * periodontitis (30% or more of their teeth with proximal CAL ≥ 5 mm Exclusion Criteria: * systemic conditions considered as risk factors for periodontal disease, * periodontal therapy in the last 6 months * continuous systemic use of anti-inflammatory or steroidal drugs