Table 4. Multivariate regression analysis of macular choroidal area with associated factors.

	Normal		NTG
	β	P value	β	P value
Age	-0.391	0.004
Axial length	-0.453	0.001	-0.345	0.04
CCT	0.283	0.02
Systolic BP			0.269	0.11

CCT; central corneal thickness, BP; blood pressure