Rationale and study design of PROVHILO - a worldwide multicenter randomized controlled trial on protective ventilation during general anesthesia for open abdominal surgery
2011

Study Design of PROVHILO: Protective Ventilation During Abdominal Surgery

Sample size: 900 publication Evidence: high

Author Information

Author(s): Hemmes Sabrine NT, Severgnini Paolo, Jaber Samir, Canet Jaume, Wrigge Hermann, Hiesmayr Michael, Tschernko Edda M, Hollmann Markus W, Binnekade Jan M, Hedenstierna Göran, Putensen Christian, Abreu Marcelo Gama, Pelosi Paolo, Schultz Marcus J

Primary Institution: Academic Medical Center, University of Amsterdam, The Netherlands

Hypothesis

A lung-protective mechanical ventilation strategy with higher levels of PEEP and recruitment maneuvers attenuates post-operative pulmonary complications in patients without lung injury.

Conclusion

The PROVHILO trial aims to determine if a protective ventilation strategy reduces post-operative pulmonary complications compared to conventional ventilation.

Supporting Evidence

  • Post-operative pulmonary complications increase morbidity and mortality after surgery.
  • Mechanical ventilation can cause or worsen lung injury.
  • Using higher levels of PEEP may reduce atelectasis during surgery.

Takeaway

This study is testing if using special breathing techniques during surgery can help patients avoid lung problems after they wake up.

Methodology

A multicenter randomized controlled trial comparing two mechanical ventilation strategies in patients undergoing non-laparoscopic abdominal surgery.

Limitations

Patients with certain pre-existing conditions or those undergoing laparoscopic surgery are excluded from the study.

Participant Demographics

Patients scheduled for non-laparoscopic abdominal surgery at high or intermediate risk for post-operative pulmonary complications.

Digital Object Identifier (DOI)

10.1186/1745-6215-12-111

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