Table 2.
Association of retinal arteriolar and venular diameter with systemic biomarkers.
| Vessel parameter | N | TL | P | N | CDKN2A | P |
|---|---|---|---|---|---|---|
| Rel T/S | Mean | |||||
| Retinal arteriolar quartiles (μm) | ||||||
| 1st | 38 | 0.89 | 37 | 0.37 | ||
| (113.16–150.13) | (0.81–0.97) | (0.29–0.47) | ||||
| 2nd | 42 | 0.87 | 40 | 0.54 | ||
| (150.56–161.06) | (0.80–0.95) | (0.43–0.68) | ||||
| 3rd | 62 | 0.92 | 61 | 0.43 | ||
| (161.53–171.89) | (0.87–0.99) | (0.36–0.51) | ||||
| 4th | 54 | 0.93 | p-trend | 53 | 0.44 | |
| (172.79–207.80) | (0.87–1.00) | 0.25 | (0.36–0.54) | 0.19 | ||
| Retinal venular quartiles (μm) | ||||||
| 1st | 66 | 1.04 | 64 | 0.54 | ||
| (218.31–258.35) | (0.92–1.17) | (0.39–0.74) | ||||
| 2nd | 57 | 0.89 | 56 | 0.41 | ||
| (258.78–269.99) | (0.83–0.95) | (0.34–0.49) | ||||
| 3rd | 40 | 0.87 | 40 | 0.48 | ||
| (270.24–281.54) | (0.79–0.97) | (0.36–0.63) | ||||
| 4th | 33 | 0.74 | p-trend | 31 | 0.31 | |
| (281.7–326.08) | (0.63–0.86) | 0.04 | (0.20–0.51) | 0.15 | ||
Adjusted for age, gender, smoking, BMI, hypertension and venular/arteriolar retinal calibre (where appropriate) and HIV-related co-variates (current and nadir CD4 count, current and peak viral load, ART duration and ART type).