RESULTS	A greater number of thickened subfields was associated with a greater baseline CSMT , total macular volume , area of retinal thickening , and degree of thickening at the center of the macula ( r = 0.64 , 0.77 , 0.61-0 .63 , and 0.45 , respectively ) and with a lower baseline visual acuity ( r = 0.38 ) .\