Table 2.

This table summarizes the contrast sensitivity for the patient groups

	Controls	Rod-cone dystrophy	Best Disease	Stargardt Disease (STGD)	P-value dystrophy versus controls	P value STGD vs other IRD
AULCSF	1.58 (0.15)	1.27 (0.20)	1.23 (0.32)	0.61 (0.27)	P < 0.0001	P < 0.001
1.0cpd	1.67 (0.10)	1.50 (0.12)	1.46 (0.20)	1.19 (0.25)	P < 0.0001	0.179
1.5 cpd	1.73 (0.10)	1.56 (0.13)	1.50 (0.25)	1.10 (0.22)	P < 0.0001	P < 0.001
3.0 cpd	1.77 (0.10)	1.54 (0.16)	1.46 (0.29)	0.84 (0.22)	P < 0.0001	P < 0.0001
6.0 cpd	1.60 (0.17)	1.27 (0.24)	1.23 (0.34)	0.45 (0.36)	P < 0.0001	P < 0.0001
12.0 cpd	1.08 (0.25)	0.63 (0.31)	0.65 (0.37)	0.19 (0.38)	P < 0.0001	P = 0.04
18.0 cpd	0.60 (0.31)	0.16 (0.23)	0.22 (0.25)	0.08 (0.17)	P < 0.0001	P = 1.00

The means (standard deviations) for the AULCSF and contrast sensitivity at each spatial frequency in cycles per degree (cpd) are provided. P-values are from Wald test based on GEE model

AULCSF Area Under the Log Contrast Sensitivity Function

IRD Inherited retinal degeneration

STGD Stargardt disease

Cpd cycles per degree

GEE general estimating equations

This table summarizes the contrast sensitivity for the patient groups. The means (standard deviations) for the AULCSF and contrast sensitivity at each spatial frequency (in cpd) are provided. P-values are from Wald test based on GEE model