Anales de la RANM

250 A N A L E S R A N M R E V I S T A F U N D A D A E N 1 8 7 9 Laura Morales An RANM. 2021;138(03): 246 - 255 ASSOCIATION BETWEEN VASCULAR AND STRUCTURAL PARAMETERS Table 1. Demographic and ocular characteristics of the patients diagnosed with primary congenital glaucoma (PCG) included in the study. PCG (n=40) Mean (SD) 1 Median (P25-P75) 2 (range: minimum- maximum) Age (years) 11 (9-14.75) 2 4-24 Female/male 21/19 - Right/left eyes 21/19 - IOP (mmHg) 16.56 (3.87) 1 7-26 BCVA (decimal Snellen scale) 0.65(0.32) 1 0.05-1.2 SE (Diopters) -1.75 (-5.50-0.87) 2 -15 – 12 Cup to disk ratio 0.55 (0.30) 1 0.1-0.9 SD: standard deviation; BCVA; best corrected visual acuity; SE: spherical equivalent; IOP: intraocular pressure. Table 2. Structural and vascular peripapillary measurements obtained by OCT-A and OCT. PCG group(n=40) Mean (SD) OCT-A measurements Global data pPD (pPD) (%) 42.57 (4.56) FI 0.39 (0.05) Quadrant data Superior pPD (%) 39.06 (8.98) Superior-FI 0.38 (0.05) Temporal-pPD (%) 46.48 (3.92) Temporal-FI 0.40 (0.06) Inferior-pPI (%) 40.39 (5.66) Inferior-FI 0.38 (0.06) Nasal-pPD (%) 42.54 (3.59) Nasal-FI 0.39 (0.06) OCT measurements Disc area (mm 2 ) 1.75 (0.32) Rim area (mm 2 ) 1.76 (0.32) Average C/D ratio 0.59 (0.18) Vertical C/D ratio 0.56 (0.18) cpRNFL thickness 78.65 (22.50) Superior RNFL thickness 93.17 (32.53) Temporal RNFL thickness 62.40 (19.41) Inferior RNFL thickness 92.45 (33.94) Nasal RNFL thickness 66.75 (17.14) OCT-A: ocular coherence tomography angiography; OCT: ocular coherence tomography; PCG: primary congenital glaucoma; pPD: peripapillary perfusion density; FI: flux index; C/D: cup to disc; RNFL: retinal nerve fiber layers; cpRNFL: circumpapi- llary RNFL.