Table 1.

Demographic data of the patients during the initial check (data collected in 2015). CD: cone dystrophy. CRD: cone–rod dystrophy. STGD: Stargardt disease.

	CD (N = 9)	CRD (N = 8)	STGD (N = 38)	Total (N = 55)
Age (years)
Mean (SD)	38.11 (7.46)	44.75 (4.17)	35.89 (14.41)	37.18 (14.18)
Median	39	43.5	35	36.5
Range	30–55	41–67	13–61	13–67
Sex
Female	5 (55.6%)	2 (25%)	24 (63%)	31 (56.4%)
Male	4 (44.4%)	6 (75%)	14 (37%)	24 (43.6%)
Eye
Right	5 (55.6%)	4 (50%)	19 (50%)	28 (51%)
Left	4 (44.4%)	4 (50%)	19 (50%)	27 (49%)