Table 1.

Clinical Observations of Patients (N = 37)

	Counts (Patients, Eyes)	Mean	SD	Minimum	25th Percentiles	50th Percentiles	75th Percentiles	Maximum
Onset age (y)	37/37	14.76	15.64	1.00	5.00	7.00	16.00	58.00
VA (logMAR)	74/74	0.84	0.43	0.10	0.52	0.82	1.03	2.70
Scotopic 3.0 ERG
a-wave	73/74	190.90	75.30	13.40	157.00	200.00	247.80	354.50
b-wave	73/74	191.16	86.99	13.70	127.00	184.90	246.60	382.80
b-wave/a-wave ratio	73/74	1.02	0.25	0.38	0.85	1.01	1.19	1.56
Photopic 3.0 ERG
a-wave	70/74	33.60	12.09	2.90	25.83	35.35	42.80	56.60
b-wave	70/74	61.50	26.61	8.72	41.08	60.60	81.90	120.10
b-wave/a-wave ratio	70/74	2.08	1.34	0.23	1.44	1.83	2.17	8.01
CFT	64/74	0.46	0.23	0.10	0.32	0.43	0.55	1.32
PROS	64/74	21.62	7.13	0.32	17.69	22.94	25.32	42.58
CCV	64/74	1.69	1.87	0.01	0.78	1.25	1.86	12.16