The effect of incorrect scanning distance on boundary detection errors and macular thickness measurements by spectral domain optical coherence tomography: a cross sectional study

Table 3 The correlation between the SSI and RBDE scores

	“All-eyes” group		Normal group		DME group		AMD group
	r	p	r	p	r	p	r	p
Entire scan	*-0.47*	*<0.001*	*-0.61*	*0.004*	*-0.57*	*0.009*	0.09	0.704
Center	*-0.44*	*<0.001*	*-0.69*	*0.001*	*-0.47*	*0.035*	0.10	0.674
Periphery	*-0.31*	*0.017*	-0.23	0.329	-0.35	0.136	0.02	0.921

The Spearman correlation coefficients (r) and corresponding p values are shown. Bold and italic font is used for the indication of significance.
Abbreviations: SSI signal strength index, RBDE retinal boundary detection errors, DME diabetic macular edema, AMD age-related macular degeneration.

ISSN: 1471-2415