Prevalence and associated prenatal and perinatal risk factors for oropharyngeal dysphagia in high-risk neonates in a South African hospital.

The study assessed infants only after they had already been feeding orally for at least two days and were deemed medically stable. This means it captures a specific window of time and may miss transient difficulties that resolved earlier or identify problems that were already being managed. Thirty-one of the 126 approached infants were discharged before consent could be obtained. Because the hospital discharges infants at low weights (around 1650 g), these missing participants may have had different feeding profiles, potentially biasing the prevalence estimate. The design is cross-sectional, so it identifies associations between risk factors and dysphagia but cannot prove that any single factor caused the swallowing difficulty. The sample was drawn from a single urban hospital in South Africa. The authors note that prevalence in other settings may differ due to local discharge practices and patient populations. The authors suggest that the hospital's weight-based protocol for initiating oral feeds (at 1500 g) regardless of neurological maturity might have influenced the results, potentially masking some early difficulties that resolved by the time of assessment.

No funding sources or conflicts of interest were declared in the provided text.

Do not interpret the high prevalence as evidence that all high-risk neonates have permanent swallowing disorders. The study assessed infants who were already medically stable and feeding orally, so it identifies a specific snapshot of risk in a defined clinical window rather than the total burden of dysphagia in all neonates.