Table 15.

Evaluation of methods to estimate the age of adults based on the radiographic visibility of several structures. When two values are given, they correspond to the metrics obtained in males/females. PL, periodontal ligament; RP, root pulp

Evaluation work	Observed structure	Population	n	Age	E (DA-CA)			AE (|DA-CA|)			SE	R2
					μ	σ	med.	μ	σ	med.
Chaudhary and Liversidge [71]	PL	British	163	16–45	+ 7.21/ + 6.87	5.16/5.83	–	7.91/7.74	–	–	–	–
Timme et al. [72]	PL and RP	German	1245	15–40	–	–	–	–	–	–	3.55	0.69