Table 4. Correlations between RPE atrophy area and drusen area and volume in the CC and PR.

Variable 1	Variable 2	Spearman correlation coefficient	P-value
Area CC	Area PR	0.71	<0.001
Volume CC	Volume PR	0.75	<0.001
Area CC	RA	0.48	<0.001
Area PR	RA	0.67	<0.001
Volume CC	RA	0.52	<0.001
Volume PR	RA	0.63	<0.001

Abbreviations: CC, central area; PR, perifoveal ring; RA, retinal pigment epithelium atrophy.