Table 1. Frequency of diagnosis and patient ages with TMJ replacements using custom-made alloplastic prostheses.

Diagnosis	Frequency		Age (y)
	%	n	Median	SD
Ankylosis	18.5	5	45	8.044
Polyarthritis	18.5	5	45	8.044
TMJ mutilation	22.2	6	51	13.491
Condylar fracture sequel	14.8	4	38	4.123
Idiopathic condylar resorption	11.1	3	28	11.314
Neoplasias	7.4	2	23	6.364
Condylar agenesia	7.4	2	45	10.817

Abbreviations: SD, standard deviation; TMJ, temporomandibular joint.