Table 1.
Characteristics of idiopathic macular telangiectasia type 1 patients and normal patients
| MT eyes | Fellow eyes | Normal eyes | |
|---|---|---|---|
| Number of eyes | 14 | 14 | 10 |
| Age (years) | 55.07 ± 12.74 (34-75) | 55.07 ± 12.74 (34-75) | 48.80 ± 9.32(36-60) |
| Sex (men/women) | 8/6 | 8/6 | 6/4 |
| BCVA(LogMAR) | 0.45 ± 0.28 | 0.07 ± 0.07 | 0.02 ± 0.04 |
| BCVA (Snellen equivalent) | 20/44 (20/20-20/200) | 20/23 (20/20-20/32) | 20/21 (20/20-20/25) |
| Microvascular density of SCP(%) | 46.47 ± 3.42 (38.25-51.90) | 47.78 ± 2.89 (42.52-52.33) | 51.30 ± 2.81 (46.46-54.50) |
| Microvascular density of DCP(%) | 47.25 ± 4.69 (39.90-54.60) | 53.93 ± 2.94 (48.36-57.83) | 59.37 ± 2.50 (54.62-61.96) |
| FAZ of SCP (mm2) | 0.45 ± 0.15 (0.22-0.71) | 0.36 ± 0.11 (0.21-0.59) | 0.28 ± 0.14 (0.07-0.55) |
| FAZ of DCP (mm2) | 0.78 ± 0.35 (0.25-1.45) | 0.47 ± 0.17 (0.33-0.94) | 0.35 ± 0.13 (0.11-0.57) |
| CMT (μm) | 385.19 ± 75.21 (224-487) | 252.43 ± 15.77 (225-280) | 230.30 ± 7.04(221-241) |
| Mean areas with photoreceptor damage (mm2) | 3.22 ± 2.02 (0-5.81) |
BCVA best-corrected visual acuity, SCP superficial plexus, DCP deep plexus, FAZ foveal avascular zone, CMT centre macular thickness, MT idiopathic macular telangiectasia