Table 2. Crystal volume index (CVI) in untreated and cysteamine treated eyes. .

Eye ID	CVI at baseline (Mean±SD)	CVI after treatment (Mean±SD)	% change
Untreated
246 OD	SCAR	SCAR	SCAR
246 OS	0.76±0.13	SCAR	SCAR
247 OD	0.44±0.06	SCAR	SCAR
247 OS	0.41±0.15	1.77±0.52	336
275 OD	0.25±0.06	0.40±0.07	61
275 OS	0.24±0.03	0.93±0.18	283
156 OD	SCAR	SCAR	SCAR
156 OS	3.48±0.32	3.92±0.59	12
277 OD	0.46±0.26	0.78±0.45	67
277 OS	0.53±0.27	0.67±0.39	25
Mean CVI	0.82	1.41	173%
Cysteamine treated
276 OD	0.38±0.13	0.41±0.17	9
276 OS	0.77±0.40	0.60±0.19	-21
278 OD	0.43±0.09	0.49±0.08	16
278 OS	0.48±0.01	0.37±0.17	-22
279 OD	0.25±0.15	0.60±0.13	137
279 OS	0.17±0.11	0.28±0.13	65
249 OS	0.82±0.26	0.73±0.01	-10
249 OD	2.45±0.53	1.13±0.55	-53
245 OD	0.55±0.17	2.87±2.32	416
245 OS	SCAR	SCAR	SCAR
Mean CVI	0.70	0.83	15%