Table 4.

Neurological diagnosis and disorders in children with (n=73)* or without visual impairment (n=260)

	Visually impaired	Not visually impaired	P value
Intellectual disability	63.8% (44/69)	33.3% (77/231)	<0.001
Autism spectrum disorders	32.8% (22/67)	20.9% (47/225)	0.043
Epilepsy	21.1% (15/71)	7.5% (19/253)	0.001
Cerebral palsy	27.1% (19/70)	14.7% (35/238)	0.016
IVH at all	44.3% (44/73)	52.3% (136/260)	0.228
IVH grade 3–4	20.5% (15/73)	16.9% (44/260)	0.474
Hydrocephalus	13.7% (10/73)	6.9% (18/260)	0.065
PVL	13.7% (13/73)	8.8% (23/260)	0.220
Hearing impairment	5.6% (4/71)	4.4% (11/252)	0.654

Values are presented as % (n).

The number of children with the available outcome is presented as the denominator.

*Referred to low vision clinic at any age and/or visual acuity <20/60 if 3.5 years and older at the last ophthalmological examination.

IVH, intraventricular haemorrhage; PVL, periventricular leukomalacia.