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Respiratory function in healthy Emirati children using forced oscillations.
Afaf AlBlooshi1, Alia AlKalbani2, Hassib Narchi1
1Department of Pediatrics, United Arab Emirates University, Al-Ain, UAE.
Pediatric Pulmonology
|March 13, 2018
Summary
The forced oscillation technique (FOT) is feasible in healthy Emirati children. New FOT reference equations are needed for this population, as Caucasian reference equations are not appropriate for Emirati children.
Area of Science:
- Pediatric Pulmonology
- Respiratory Physiology
- Biomedical Engineering
Background:
- The forced oscillation technique (FOT) is a non-invasive method for assessing respiratory function, suitable for children due to minimal cooperation requirements.
- Limited data exists on FOT application in non-Caucasian populations, particularly in the Arabian Peninsula.
- This study addresses the need for population-specific FOT reference ranges in Emirati children.
Purpose of the Study:
- To evaluate the feasibility of FOT in healthy school-aged children in the United Arab Emirates (UAE).
- To derive new prediction equations for FOT parameters in Emirati children.
- To compare FOT outcomes in Emirati children with existing Caucasian reference ranges.
Main Methods:
- Lung function was assessed using FOT in 291 healthy Emirati children aged 4-12 years.
- General medical and respiratory histories were collected via validated questionnaires.
- Prediction equations for resistance (Rrs), reactance (Xrs), and the area under the reactance curve (AX) were calculated.
Main Results:
- FOT measurements were successfully obtained in all participants.
- Height was identified as the strongest predictor of FOT outcomes (P < 0.001).
- FOT outcomes in Emirati children significantly differed from previously published Caucasian reference equations (P < 0.001).
Conclusions:
- FOT is a feasible technique for assessing respiratory function in Emirati school-children.
- New, population-specific FOT reference equations were successfully derived for Emirati children.
- Existing FOT reference equations derived from Caucasian children are not suitable for Emirati children.
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