Table 1.
Demographic and clinical characteristics of the eyes and subjects included in the training and test samples.
| Training sample (26,528 pairs of disc photos and SDOCT scans from 1,849 eyes of 958 subjects) | |||
|---|---|---|---|
| Normal | Suspect | Glaucoma | |
| Number of eyes | 476 | 674 | 699 |
| Number of images | 3,982 | 13,410 | 9,136 |
| Age (years) | 57.8 ± 13.9 | 65.4 ± 11.1 | 69.7 ± 11.2 |
| Female gender (%) | 64.7 | 60.5 | 53.1 |
| Race(%) | |||
| African-American | 43.3 | 38.2 | 39.8 |
| SAP MD (dB) | 0.05 ± 1.10 | −0.62 ±1.91 | −7.37 ± 6.95 |
| SAP PSD (dB) | 1.60 ± 0.40 | 1.94 ± 1.10 | 6.40 ± 3.94 |
| SDOCT Average RNFL Thickness (μm) | 96.8 ± 10.9 | 89.1 ±12.8 | 68.3 ±14.8 |
| Test sample (6,292 pairs of disc photos and SDOCT scans from 463 eyes of 240 subjects) | |||
| Number of eyes | 128 | 164 | 171 |
| Number of images | 877 | 3,345 | 2,070 |
| Age (years) | 56.5 ± 15.9 | 65.5 ± 11.3 | 68.1 ± 12.8 |
| Female gender (%) | 59.1 | 64.5 | 45.2 |
| Race(%) | |||
| African-American | 48.2 | 34.2 | 42.0 |
| SAP MD (dB) | −0.06 ± 1.10 | −0.62 ± 2.36 | −7.65 ± 6.9 |
| SAP PSD (dB) | 1.61 ± 0.35 | 2.00 ± 1.19 | 6.63 ± 3.99 |
| SDOCT Average RNFL Thickness (μm) | 97.6 ± 9.3 | 87.1 ± 12.5 | 68.8 ± 16.0 |
SAP = Standard Automated Perimetry; MD = Mean Deviation; PSD = Pattern Standard Deviation; dB = decibel; SDOCT = Spectral-Domain Optical Coherence Tomography; RNFL = Retinal Nerve Fiber Layer