Table 2. Comparison of Macular GCC * Thickness Measured by the Topcon Algorithm and the Graph-Based Algorithm (Mean ± SD).
Normal subjects | Glaucoma subjects | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Topcon | Graph-Based | Correlation coefficient | Mean Difference (Topcon-Graph Based) | p-value | Topcon | Graph-Based | Correlation coefficient | Mean Difference (Topcon-Graph Based) | p-value | |
RNFL | 36.5±4.2 | 37.7±4.3 | 0.86 | -1.1±1.8 | <0.01 | 26.7±9.5 | 30.4±6.4 | 0.78 | -3.7±6.4 | <0.01 |
GCL+IPL | 69.3±5.1 | 71.3±4.8 | 0.91 | -2.0±2.0 | <0.01 | 61.2±7.5 | 59.2±11.2 | 0.83 | 2.0±6.7 | <0.01 |
RNFL+GCL+IPL | 105.8±7.7 | 108.9±7.3 | 0.90 | -3.1±2.6 | <0.01 | 87.0±16.2 | 89.5±16.4 | 0.90 | -2.5±7.6 | <0.01 |
*GCC: ganglion cell complex.