Further Interventions after Root Canal Treatment Are Most Common in Molars and Teeth Restored with Direct Restorations : A 10–11-Year Follow-Up of the Adult Swedish Population
Introduction: The aims were to investigate 1) the frequency of nonsurgical retreatment, root-end surgery, extraction, and further restorative treatment during a follow-up of 10–11 years after root filling and compare the frequencies according to tooth group and type of coronal restoration and 2) the timing of nonsurgical retreatment, root-end surgery, and extraction. Methods: Data were collected f
