Table 3.
Mean intraretinal layer thickness measurements (in micrometers) in the pericentral area of the macula in patients with type 2 diabetes with no DR and in patients with DR compared to healthy individuals
| Parameters | NOM
|
DM
|
DR
|
|---|---|---|---|
| (n=15) | (n=15) | (n=15) | |
| 1) RNFL | 23.4±3.2 | 22.7±2.1 | 21.1±3.2 |
| 2) GCL | 48.8±7.2 | 45.2±6.1 | 42.5±7.2 |
| 3) ONL + IS | 93.9±8.4 | 89.3±9.1 | 88.7±9.1 |
| 4) INL | 38.2±3.1 | 38.9±3.4 | 39.2±3.1 |
| 5) OPL | 27.8±3.0 | 28.1±2.7 | 27.9±3.1 |
| 6) RPE | 39.5±1.7 | 39.2±1.9 | 38.8±1.6 |
Note: Values are the mean value ± SD for all subjects in each group.
Abbreviations: DM, diabetes mellitus; DR, diabetic retinopathy; GCL, ganglion cell layer; INL, inner nuclear layer; IS, inner segment layer; NOM, normal; NL, outer nuclear layer; ONL, outer nuclear layer; OPL, outer plexiform layer; RNFL, retinal nerve fiber layer; RPE, retinal pigment epithelium.