Table 3

Regression analysis and correlation coefficients for visual acuity and area of CNVM 2 years after the start of the follow up, and their changes

		Treatment group (N=20)				Control group (N=19)
		r	p Value			r	p Value
LogMAR of visual acuity 2 years after the start of the follow up
LogMAR of pretreatment visual acuity	0.598	0.0323		0.532	0.0247
Age	0.360	0.1872		0.030	0.9018
Refractive error	0.432	0.1076		0.283	0.2412
Area of CNVM	0.101	0.7195		0.297	0.2170
Change of logMAR of visual acuity for 2 years
LogMAR of pretreatment visual acuity	0.713	0.0028		0.796	0.0001
Age	0.408	0.1308		0.115	0.6381
Refractive error	0.354	0.1949		0.054	0.8262
Area of CNVM	0.532	0.0411		0.371	0.1176
Area of CNVM 2 years after after the start of the follow up
LogMAR of pretreatment visual acuity	0.116	0.6811		0.013	0.9565
Age	0.012	0.9661		0.147	0.5437
Refractive error	0.352	0.1984		0.394	0.0947
Area of CNVM	0.630	0.0180		0.718	0.0005
Change of area of CNVM for 2 years
LogMAR of pretreatment visual acuity	0.256	0.3569		0.506	0.0272
Age	0.270	0.3313		0.268	0.2627
Refractive error	0.366	0.1795		0.113	0.6443
Area of CNVM	0.540	0.0378		0.538	0.0175

LogMAR of visual acuity = logarithm of the minimal angle resolution of visual acuity. CNVM = choroidal neovascular membrane.