Low grade IVH | High grade IVH | All IVH | |
Number | 30 | 38 | 68 |
ROP | 13 (43.3%) | 20 (52.6%) | 33 (48.5%) |
Significant ROP (stage3 or worse) | 3 (10%) | 8 (21.1%) | 11 (16.1%) |
Strabismus | 14 (46.6%) | 16 (42.1%) | 30 (44.1%) |
Optic atrophy | 5 (16.6%) | 12 (31.5%) | 17 (25%) |
Optic nerve hypoplasia | 4 (13.3%) | 5 (13.1%) | 9 (13.2%) |
Nystagmus | 6 (20%) | 6 (15.7%) | 12 (17.6%) |
Hydrocephalus | 3 (10%) | 22 (57.8%) | 25 (39.1%) |
Cerebral palsy | 9 (30.3%) | 11 (28.94%) | 20 (29.4%) |
Visual acuity <6/60 | 2 (6.6%) | 5 (13.2%) | 7 (10.3%) |