Table 2

Weighted correlation coefficients (p value) between peripapillary vascular density (pVD), retinal nerve fibre layer (RNFL) thickness and visual field mean sensitivity (VFMS)

	pVD–VFMS	pRNFLT–VFMS	p*	pVD–VFMS	pRNFLT–VFMS	p*	pVD–VFMS	RNFLT– VFMS	p*
	All Subjects (n=91)		p*	Mild Glaucoma (n=51)		p*	Moderate-to-Advanced Glaucoma (n=40)		p*
Average	0.449 (<0.001)	0.393 (<0.001)	0.651	0.153 (0.295)	0.221 (0.158)	0.992	0.526 (<0.001)	0.108 (0.524)	0.040
ST	0.579 (<0.001)	0.555 (<0.001)	0.815	0.442 (0.007)	0.356 (0.012)	0.615	0.713 (<0.001)	0.675 (<0.001)	0.752
SN	0.390 (<0.001)	0.237 (0.108)	0.259	0.265 (0.067)	0.288 (0.119)	0.903	0.448 (0.005)	0.084 (0.626)	0.086
N	0.381 (<0.001)	0.045 (0.691)	0.018	0.261 (0.069)	0.100 (0.500)	0.414	0.506 (0.001)	−0.141 (0.296)	0.003
IN	0.423 (<0.001)	0.302 (0.045)	0.354	0.241 (0.096)	0.102 (0.490)	0.482	0.451 (0.005)	0.333 (0.129)	0.547
IT	0.650 (<0.001)	0.606 (<0.001)	0.630	0.426 (0.002)	0.362 (0.011)	0.710	0.677 (<0.001)	0.451 (0.005)	0.146
T	0.274 (0.083)	0.286 (0.078)	0.931	0.018 (0.900)	−0.010 (0.948)	0.891	0.420 (0.010)	0.379 (0.019)	0.833

Significant values are in bold type.
* Comparison of weighted correlation coefficients by Steiger’s test.
IN, inferonasal; IT, inferotemporal; N, nasal; pRNFLT, peripapillary retinal nerve fibre layer thickness; pVD, peripapillary vascular density; r, weighted correlation coefficient by linear regression analysis; SN, superonasal; ST, superotemporal; T, temporal; VFMS, visual field mean sensitivity.