AI Article Synopsis

  • - The study investigates the risk factors and incidence of prolonged mechanical ventilation (PMV) after lung transplantation (LT) in patients at Bichat Claude Bernard Hospital from 2016 to 2020, finding that 28% required PMV for an average of 34 days.
  • - Significant independent risk factors for PMV include higher body mass index (BMI), diabetes in the recipient, ECMO support during surgery, and receiving more than 5 red blood cell transfusions.
  • - One-year survival rates show a concerning increase in mortality for patients on PMV (44%) compared to those without it (15%), highlighting the need to consider preoperative risk factors like BMI and diabetes in recipient selection.

Article Abstract

Background: Risk factors and the incidence of prolonged mechanical ventilation (PMV) after lung transplantation (LT) have been poorly described. The study assessed predictive factors of PMV after LT.

Methods: This observational, retrospective, monocentric study included all patients who received LT in Bichat Claude Bernard Hospital between January 2016 and December 2020. PMV was defined as a duration of MV > 14 days. Independent risk factors for PMV were studied using multivariate analysis. One-year survival depending on PMV was studied using Kaplan Meier and log-rank tests. A value <0.05 was defined as significant.

Results: 224 LT recipients were analysed. 64 (28%) of them received PMV for a median duration of 34 [26-52] days versus 2 [1-3] days without PMV. Independent risk factors for PMV were higher body mass index (BMI) ( = 0.031), diabetes mellitus of the recipient ( = 0.039), ECMO support during surgery ( = 0.029) and intraoperative transfusion >5 red blood cell units ( < 0.001). Increased mortality rates were observed at one-year in recipients who received PMV (44% versus 15%, < 0.001).

Conclusion: PMV was associated with increased morbidity and mortality one-year after LT. Preoperative risk factors (BMI and diabetes mellitus) must be considered when selecting and conditioning the recipients.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10203407PMC
http://dx.doi.org/10.3389/fmed.2023.1160621DOI Listing

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