Table 8.

Demographic characteristics and functional follow-up parameters of Group 4 (natural course).

Patient no	Eye	BCVA		FPDI		ERG Magnitude
		Time0	Time1	Time0	Time1	Time0	Time1
1	R	80	70	35	25	0.56	0.44
	L	85	80	38	29	0.60	0.50
2	R	85	70	72	51	0.72	0.64
	L	85	70	74	53	0.75	0.64
3	R	65	35	8	3	0.37	0.41
	L	50	35	5	3	0.38	0.37
4	R	100	85	80	70	0.98	0.86
	L	110	95	82	72	0.99	0.86
5	R	80	70	40	32	0.76	0.70
	L	90	75	46	37	0.80	0.72
6	R	55	40	8	5	0.41	0.38
	L	50	35	6	3	0.38	0.37
7	R	85	70	41	30	0.66	0.42
	L	80	60	39	29	0.60	0.38
8	R	110	100	58	50	0.84	0.76
	L	110	100	57	50	0.86	0.74
9	R	60	50	30	24	0.40	0.37
	L	65	50	33	26	0.42	0.39
10	R	90	80	51	40	0.56	0.50
	L	80	70	47	38	0.51	0.49
11	R	55	40	8	6	0.38	0.38
	L	50	35	6	4	0.42	0.37
12	R	45	35	11	8	0.38	0.38
	L	40	35	8	6	0.37	0.37
13	R	100	100	40	34	0.81	0.78
	L	100	100	38	32	0.80	0.78
14	R	85	85	36	29	0.78	0.72
	L	80	80	33	27	0.76	0.70
15	R	50	35	5	3	0.38	0.38
	L	60	40	8	4	0.38	0.38
16	R	90	75	33	26	0.81	0.74
	L	90	75	32	27	0.81	0.71

Time0 (baseline): initial examination.

Time1: 36th month examination.

BCVA, best corrected visual acuity, (ETDRS letters); ERG magnitudes, full field flicker electroretinography magnitudes (mV); FPDI, fundus perimetry deviation index (%).