Interocular Asymmetry of Foveal Thickness in Parkinson Disease

Table 1

Interocular thickness difference (microns) and SDs (1, 1.5, and 2) by radial distance location (mm from foveola) in PD patients and controls.

	0.25 (mm)	0.5 (mm)	0.75 (mm)	1.0 (mm)	1.25 (mm)	1.5 (mm)	1.75 (mm)	2.0 (mm)
Control (mean)	5.50	6.20	5.53	6.97	6.61	7.23	6.32	5.71
PD (mean)	5.11	8.54	10.17	12.26	11.92	10.49	9.76	9.77
Control 1 SD	4.90	4.83	5.54	7.39	8.82	8.69	6.66	6.65
Control 1.5 SD	7.35	7.24	8.32	11.08	13.24	13.04	9.99	9.97
Control 2 SD	9.80	9.66	11.09	14.78	17.66	17.39	13.32	13.30