Table 2 Summary of molar formation82.
Tooth | Formation of tissue | Crown completion | Root completion | |
|---|---|---|---|---|
Permanent maxillary teeth | First | Birth | 2.5–3 years | 9–10 years |
Second | 2.5–3 years | 7–8 years | 14–16 years | |
Third | 7–9 years | 12–16 years | 18–25 years | |
Permanent mandibular teeth | First | Birth | 2.5–3 years | 9–10 years |
Second | 2.5–3 years | 7–8 years | 14–15 years | |
Third | 8–10 years | 12–16 years | 18–25 years |