Table 4: Distribution of Mean Macular Thickness and Volume as Measured by Stratus® Optical Coherence Tomography

Variable All subjects: mean and standard deviation Matched by cup-to-disc area ratio Matched by mean RNFL
Non-glaucomatous optic nerve cupping Glaucomatous optic nerve cupping Non-glaucomatous optic nerve cupping Glaucomatous optic nerve cupping Non-glaucomatous optic nerve cupping Glaucomatous optic nerve cupping
Outer Macular Thickness (µm) Superior 201 ± 14 222 ± 15 201* 226 201** 220
Nasal 210 ± 18 237 ± 19 211* 239 210** 235
Inferior 201 ± 19 201 ± 13 198* 203 201 199
Temporal 196 ± 12 204 ± 14 196 206 196 203
Inner Macular Thickness (µm) Superior 233 ± 18 263 ± 18 235 262 233** 262
Nasal 235 ± 16 264 ± 15 236 267 235** 262
Inferior 233 ± 15 247 ± 19 234 250 233 245
Temporal 224 ± 12 245 ± 21 224 246 224** 242
Macular volume (mm3) 5.88 ± 0.4 6.36 ± 0.4 5.88* 6.41 5.89** 6.31
Total n = 11 n = 12 n = 8 n = 8 n = 11 n = 11

* p<0.05.
** p<0.005.
all p values were Bonferroni adjusted.RNFL = retinal nerve fiber layer.