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Weak association between retinopathy of prematurity and neurological disorders in childhood
S Sugimoto1, A Furukawa, Y Hatsukawa
1Department of Ophthalmology, Osaka Medical Center and Research Institute for Maternal and Child Health, Japan.
Insights
Retinopathy of prematurity (ROP) shows a weak association with cerebral palsy (CP) and mental retardation (MR) in very low birth weight infants. Further analysis revealed no significant link within specific birth weight subgroups.
Area of Science:
- Neonatal Ophthalmology
- Developmental Neurology
- Pediatric Medicine
Background:
- Retinopathy of prematurity (ROP) is a significant cause of visual impairment in premature infants.
- Neurological disorders, including cerebral palsy (CP) and mental retardation (MR), are common complications in very low birth weight (VLBW) infants.
- The relationship between ROP and neurological outcomes in VLBW infants requires further clarification.
Purpose of the Study:
- To investigate the association between retinopathy of prematurity (ROP) and neurological disorders (CP or MR) in infants born with very low birth weight (VLBW).
- To analyze this association across different birth weight subgroups.
Main Methods:
- Retrospective study of 1081 Japanese infants weighing less than 1500 g at birth.
- Infants were categorized into four birth weight subgroups.
- Statistical analysis was performed to assess the relationship between ROP (including treated and cicatricial ROP) and the presence of CP or MR within each subgroup and the overall cohort.
Main Results:
- A positive association was observed between ROP and neurological disorders (CP or MR) in the overall population of VLBW infants.
- However, this association was not statistically significant when analyzed within specific birth weight subgroups.
- The study found a weak overall association between ROP and CP or MR.
Conclusions:
- There is a weak association between retinopathy of prematurity and neurological disorders like cerebral palsy or mental retardation in very low birth weight infants.
- The specific birth weight category of VLBW infants does not appear to significantly modify this association.
- Further research may be needed to understand the underlying mechanisms and clinical implications of this weak link.
Abstract:
An attempt was made to elucidate the association between retinopathy of prematurity (ROP) and neurological disorders in infants of very low birth weight. In this retrospective study, 1081 Japanese children weighing less than 1500 g at birth were classified into four subgroups according to birth weight. In each subgroup, the association among cerebral palsy (CP) or mental retardation (MR) and ROP, treated ROP, and cicatricial ROP was analyzed statistically. In the population as a whole, CP and MR were positively associated with ROP. However, in the birth weight subgroup analysis, no significant association was found. We can conclude that there is a weak association between ROP and CP or MR.