Table 1.
Characteristics of Patients with Relapsing Polychondritis in Three large Series *
Variable		Current Series (n=66)	McAdam et al. (1) (n=159)	Michet et al.(2) (n=112)
Demographic Characteristics
	Women:Men	49:17	76:83	55:57
	Mean Age at diagnosis (range),y	46	44 (NR)	51
		16-68	NR	(13-84)
	Mean duration of follow-up, y	8	NR	6
Clinical features, %
	Auricular chondritis	91,95	26,89	39,85
	Arthritis	47,85	23,81	36,52
	Laryngotracheal symptoms	38,67	14,56	26,48
	Ocular inflammation	24,57	14,65	19,51
	Nasal chondritis	33,48	13,72	24,54
	Reduced hearing	7,42	6,46	9,30
	Vertigo or other vestibular symptoms	5,53	NR,NR	4,13
	Skin promblems	0,38	NR, 17	7,28
	Saddle nose	0,20	NR,NR	18,29
	Vasculitis	0,12	NR, 18	3,10
	Aortic or mitral regurgitation	0,8	NR, 9	0,6
Complications and survival,n (%)
	Tracheal collapse	9 (14)
	Valvular regurgitation requiring surgery	5 (8)
	Reduced vision due to relapsing polychondritis	5 (8)
	Tracheostomy	4 (6)
	Death	4 (6)
	Total Deafness	3 (4)
NR=	not reported
%	Values are percentages at presentation and later.