Case-control study on uveal melanoma (RIFA): rational and design

BMC Ophthalmology

Table 1 Inclusion criteria of the cases

Characteristics
Diagnosis	Posterior and anterior uveal melanoma ¹⁾
	ICD10
	C69.3 (Choroid)
	C69.4 (Ciliary body)
	ICD-O-3: Localisation
	C69.42 (Iris)
	C69.43 (Ciliary body +/- further choroid sections)
	C69.3 (Choroid)
	ICD-O-3 Histological types
	8720/3 (Malignant melamoma, NOS)
	8770/3 (Mixed epithelioid and spindle cell melanoma)
	8771/3 (Epithelioid cell melanoma)
	8773/3 (Spindle cell melanoma, type A)
	8774/3 (Spindle cell melanoma, type B)
Date of the first diagnosis	25.09.2002 – 24.09.2004 (24 months)
Age at diagnosis	20–74 years²⁾
Sex	Man or woman
Residence	Germany
Language	Being capable to complete the interview in German

1) Also patients with uveal melanoma who were never referred to Division of Ophthalmology, University of Duisburg-Essen, for diagnostics. 2) Reference date for calculation of age in cases in the first visit at Division of Ophthalmology, University of Duisburg-Essen due to uveal melanoma, as long as there is no clue that the uveal melanoma was diagnosed more than three month earlier.

ISSN: 1471-2415