Impact of Brief Motivational Interviewing on Periodontal Clinical Outcomes: a 3-year Post-trial Follow-up

Inclusion Criteria: ° Completed all study visits of STUDY00003697 (NCT03571958) Exclusion Criteria: * Current smoker or quit smoking within the last year * Pregnant, planning to become pregnant, or unsure of pregnancy status (self-reported) * Uncontrolled diabetes (HbA1C \> 7) * Medical conditions that may influence the outcome of the study (neurologic or psychiatric disorders, systemic infections, cancer, and/or HIV/AIDS) * Current use of oral bisphosphonates * History of IV bisphosphonates * Require pre-medication or on long-term antibiotics * Current orthodontic treatment or planning to begin orthodontic treatment during the study * Unable to comply with the study protocol