Manual hyperinflation attenuates reduction of functional residual capacity in cardiac surgical patients: a randomized controlled trial
2011

Manual Hyperinflation Helps Lung Function After Heart Surgery

Sample size: 100 publication Evidence: moderate

Author Information

Author(s): Paulus F, Veelo DP, De Nijs SB, Bresser P, De Mol BA, Beenen LF, Binnekade JM, Schultz MJ

Primary Institution: Academic Medical Center, Amsterdam, the Netherlands

Hypothesis

Does manual hyperinflation prevent the reduction of functional residual capacity in cardiac surgical patients?

Conclusion

Manual hyperinflation helps maintain lung function in the days following heart surgery.

Supporting Evidence

  • Routine manual hyperinflation resulted in a smaller decrease in functional residual capacity compared to on-demand manual hyperinflation.
  • There were no significant differences in oxygen saturation between the two groups.
  • Chest radiographs showed more abnormalities in the on-demand group.

Takeaway

This study found that helping patients breathe better after heart surgery can keep their lungs working well for a few days.

Methodology

Randomized controlled trial comparing routine manual hyperinflation to on-demand manual hyperinflation in cardiac surgical patients.

Participant Demographics

Patients after elective coronary artery bypass graft and/or valve surgery admitted to the ICU.

Statistical Information

P-Value

0.002

Statistical Significance

p=0.002

Digital Object Identifier (DOI)

10.1186/cc9428

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