Table 1.
Demographic and Baseline Data
| Control | Type 1 Diabetes | P Value | |
|---|---|---|---|
| Age, mean (SD), years | 31.8 (8.2) | 36.9 (10.4) | 0.07 |
| Male/Female, n | 10/14 | 10/14 | 1.00 |
| SAP, mean (SD), mm Hg | 117 (12) | 117 (9) | 0.85 |
| DAP, mean (SD), mm Hg | 78 (9) | 77 (6) | 0.13 |
| Heart rate, median (IQR), beats/min | 62 (58–67) | 62 (56–71) | 0.63 |
| Body mass index, mean (SD), kg/m2 | 22.6 (3.0) | 25.1 (3.9) | 0.06 |
| Axial length, mean (SD), mm | 24.1 (0.9) | 23.5 (1.0) | 0.07 |
| Intraocular pressure, mean (SD), mm Hg | 13.3 (2.1) | 14.6 (3.0) | 0.14 |
| Visual acuity, median (IQR), logMAR | 0 (0–0) | 0 (0–0) | 0.45 |
| Parafoveal vessel density, median (IQR) | |||
| Superficial plexus | 55.1 (53.1–56.4) | 53.1 (48.9–55.1) | 0.016 |
| Deep plexus | 60.4 (59.3–61.8) | 57.2 (53.3–60.0) | < 0.001 |
| HbA1c, mean (SD), % | — | 7.9 (1.4) | — |
| Time since diagnosis, mean (SD) | — | 14.8 ± 9.7 | — |
P values obtained with Student's t test, Wilcoxon rank-sum (Mann-Whitney) test or Pearson's χ2 test, as appropriate. DAP, diastolic arterial blood pressure; HbA1c, glycated hemoglobin, pressure; SAP, systolic arterial blood pressure; SD, standard deviation; IQR, interquartile range.