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Published on: November 3, 2016
Short- and long-term neurological outcomes following neonatal chest physiotherapy
P J Beeby1, D J Henderson-Smart, J L Lacey
1Department of Neonatal Medicine, King George V Hospital, Sydney, Australia.
Insights
Chest physiotherapy for extremely premature infants showed no association with abnormal neurological outcomes like cerebral palsy. This study found no evidence linking this intervention to adverse neurological development in preterm babies.
Area of Science:
- Neonatal care
- Pediatric neurology
- Respiratory therapy
Background:
- Extremely premature infants face significant risks for abnormal neurological outcomes.
- Chest physiotherapy is a common intervention for respiratory support in neonates.
- The neurological effects of chest physiotherapy in this vulnerable population require investigation.
Purpose of the Study:
- To determine if chest physiotherapy is associated with adverse neurological outcomes in extremely premature infants.
- To investigate the relationship between chest physiotherapy and brain lesions, cerebral palsy, and developmental quotient.
Main Methods:
- A cohort of 213 infants born between 24-29 weeks gestation was studied.
- Chest physiotherapy was administered for airway obstruction or lung consolidation.
- Neurological outcomes including cystic brain lesions, cerebral palsy (CP), and developmental quotient (DQ) were assessed.
Main Results:
- Infants receiving physiotherapy had lower birthweights and gestational ages.
- No significant difference in the incidence of periventricular leucomalacia or porencephalic cysts was observed between groups.
- Adjusted analyses revealed no significant association between chest physiotherapy treatments and abnormal neurological outcomes (CP, DQ).
Conclusions:
- Chest physiotherapy, as implemented in this unit, was not associated with abnormal neurological outcomes in extremely preterm infants.
- The findings suggest that chest physiotherapy can be safely used in extremely preterm infants without increasing the risk of adverse neurological development.
Objective:
To test the hypothesis that chest physiotherapy in extremely premature infants is associated with abnormal neurological outcomes.
Methods:
All babies born during the years 1992-1994 at gestations of 24-29 weeks who survived to 28 days were included in the study cohort (n=213). Chest physiotherapy was provided by trained physiotherapists for babies with secretions causing obstruction to the airway or for babies with evidence of collapse and/or consolidation. The relationship between chest physiotherapy and cystic brain lesions at discharge, or cerebral palsy (CP) and developmental quotient (DQ) at 1 year corrected age, were then explored.
Results:
Ninety-seven babies (45% of the cohort) received physiotherapy. No baby had a brain lesion similar to that described as encephaloclastic porencephaly. Babies receiving physiotherapy had significantly lower birthweights and gestational ages. Of the 13 babies found to have either periventricular leucomalacia or porencephalic cysts, seven (7%) were in the physiotherapy group, and six (5%) were in the nonphysiotherapy group. Of the babies surviving to 1 year corrected age, 189 (92%) had multidisciplinary follow-up. Eleven (13%) of the babies who received physiotherapy had suspected CP, and 14 (13%) of those not receiving physiotherapy had CP. The DQ of those who received physiotherapy was 96.0+/-16.6, and 101.6+/-16.6 for those who did not. Following adjustment for gestational age and other unequal risk factors using logistic regression, none of the above outcomes was significantly associated with the number of physiotherapy treatments.
Conclusion:
We could find no evidence that chest physiotherapy, as given in our unit, was associated with abnormal neurological outcomes in extremely preterm infants.
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