Table 2.
Structural OCT Metrics as a Function of BP Status
| Group 1 | Group 2 | Group 3 | Group 4 | ||
|---|---|---|---|---|---|
| (Low BP) | (Normal BP) | (Treated AHT) | (Untreated AHT) | P Value | |
| GCIPL (µm), mean (SD) |
53.6 (2.7) | 56.2 (3.0) | 53.4 (3.3) | 53.1 (2.5) | 0.002 |
| mRNFL (µm), mean (SD) |
37.7 (3.3) | 39.8 (3.4) | 36.0 (2.8) | 38.7 (3.4) | 0.001 |
| Total pRNFL (µm), mean (SD) |
99.4 (8.2) | 103.1 (10.1) | 96.9 (9.2) | 100.3 (8.8) | 0.14 |
| Temporal pRNFL (µm), mean (SD) |
71.8 (10.5) | 74.0 (8.1) | 65.5 (9.5) | 72.6 (15.3) | 0.038 |
| Superior pRNFL (µm), mean (SD) |
119.6 (14.7) | 124.1 (16.7) | 119.5 (13.5) | 126.1 (16.6) | 0.36 |
| Nasal pRNFL (µm), mean (SD) |
82.2 (11.2) | 80.6 (14.1) | 81.4 (11.4) | 80.6 (14.0) | 0.96 |
| Inferior pRNFL (µm), mean (SD) |
124.5 (12.9) | 134.0 (13.3) | 122.7 (14.3) | 121.5 (15.7) | 0.019 |
| NRR area (mm2), median (IQR) |
1.43 (1.21 to 1.63) | 1.37 (1.27 to 1.74) | 1.35 (1.18 to 1.64) | 1.52 (1.41 to 1.69) | 0.50 |
| VCDR, median (IQR) |
0.54 (0.42 to 0.60) | 0.49 (0.39 to 0.55) | 0.47 (0.42 to 0.60) | 0.51 (0.39 to 0.59) | 0.82 |