Long-term clinical outcomes of periodontal regeneration with enamel matrix derivative: A retrospective cohort study with a mean follow-up of 10 years.

Within their limitations, the present results have shown that in intrabony defects, the clinical improvements obtained following regenerative surgery with EMD can be maintained on a mean period of 10 years. Smoking status and maxillary molars were correlated with an increased risk for tooth and CAL loss, respectively.