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David Johnson
Researcher at University of Saskatchewan
Publications - 33
Citations - 919
David Johnson is an academic researcher from University of Saskatchewan. The author has contributed to research in topics: Hypoxic pulmonary vasoconstriction & Vascular resistance. The author has an hindex of 12, co-authored 32 publications receiving 885 citations. Previous affiliations of David Johnson include University of Melbourne.
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Journal ArticleDOI
Measuring the ability to meet family needs in an intensive care unit.
TL;DR: The family needs instrument was reliable and demonstrated a high degree of concordance with a second respondent in the same family surveyed, suggesting that this instrument may be a useful adjunct in assessing quality of critical care services provided.
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Neutrophil-mediated acute lung injury after extracorporeal perfusion
David Johnson,Dorothy Thomson,Thomas S. Hurst,K. Prasad,Thomas W. Wilson,F. Murphy,Anurag Saxena,I. Mayers +7 more
TL;DR: Indomethacin ameliorates the decline in systemic oxygenation associated with bypass by augmentation of hypoxic pulmonary vasoconstriction and that the leukocyte filter acted to reduce pulmonary edema and thereby minimized intrapulmonary shunt.
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Multiple organ dysfunction syndrome: a narrative review.
David Johnson,Irvin Mayers +1 more
TL;DR: Critics say multiple organ dysfunction may serve as useful measure of disease severity for risk adjustment and outcome marker for quality of care and therapy provided and therapy directed to prevent or improve MODS has not dramatically altered outcomes.
Journal ArticleDOI
Depletion of Neutrophils by Filter During Aortocoronary Bypass Surgery Transiently Improves Postoperative Cardiorespiratory Status
TL;DR: Inclusion of a leukocyte filter during cardiopulmonary bypass caused transient cardiorespiratory improvement that was lost within 24 h and did not offer any significant clinical benefits.
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Postoperative physical therapy after coronary artery bypass surgery.
David Johnson,C Kelm,T. To,Thomas S. Hurst,C Naik,I Gulka,Dorothy Thomson,K East,J Osachoff,I. Mayers +9 more
TL;DR: It is concluded that postoperative respiratory dysfunction is common but does not commonly cause significant morbidity or prolong hospital stay and adding SSP to patients with marked atelectasis does not improve outcomes over those obtained with SMI and early ambulation.