Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial

Abstract Background Early goal-directed therapy (EGDT) using FloTrac reduced length of stay (LOS) in intensive care (ICU) and hospital among patients undergoing coronary artery bypass graft (CABG) with a cardiopulmonary bypass. However, this platform in off-pump CABG (OPCAB) has received scant atten...

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Main Authors: Sirirat Tribuddharat, Thepakorn Sathitkarnmanee, Kriangsak Ngamsaengsirisup, Sanpicha Sornpirom
Format: Article
Language:English
Published: BMC 2022-08-01
Series:Journal of Cardiothoracic Surgery
Subjects:
Online Access:https://doi.org/10.1186/s13019-022-01933-4
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author Sirirat Tribuddharat
Thepakorn Sathitkarnmanee
Kriangsak Ngamsaengsirisup
Sanpicha Sornpirom
author_facet Sirirat Tribuddharat
Thepakorn Sathitkarnmanee
Kriangsak Ngamsaengsirisup
Sanpicha Sornpirom
author_sort Sirirat Tribuddharat
collection DOAJ
description Abstract Background Early goal-directed therapy (EGDT) using FloTrac reduced length of stay (LOS) in intensive care (ICU) and hospital among patients undergoing coronary artery bypass graft (CABG) with a cardiopulmonary bypass. However, this platform in off-pump CABG (OPCAB) has received scant attention, so we evaluated the efficacy of EGDT using FloTrac/EV1000 as a modality for improving postoperative outcomes in patients undergoing OPCAB. Methods Forty patients undergoing OPCAB were randomized to the EV1000 or Control group. The Control group received fluid, inotropic, or vasoactive drugs (at the discretion of the attending anesthesiologist) to maintain a mean arterial pressure 65–90 mmHg; central venous pressure 8–12 mmHg; urine output ≥ 0.5 mL kg−1 h−1; SpO2 > 95%; and hematocrit ≥ 30%. The EV1000 group achieved identical targets using information from the FloTrac/EV1000. The goals included stroke volume variation < 13%; cardiac index (CI) of 2.2–4.0 L min−1 m−2; and systemic vascular resistance index of 1500–2500 dynes s−1 cm−5 m−2. Results The EV1000 group had a shorter LOS in ICU (mean difference − 1.3 d, 95% CI − 1.8 to − 0.8; P < 0.001). The ventilator time for both groups was comparable (P = 0.316), but the hospital stay for the EV1000 group was shorter (mean difference − 1.4 d, 95% CI − 2.1 to − 0.6; P < 0.001). Conclusions EGDT using FloTrac/EV1000 compared to conventional protocol reduces LOS in ICU and hospital among patients undergoing OPCAB. Trial registration This study was retrospectively registered at www.ClinicalTrials.gov (NCT04292951) on 3 March 2020.
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spelling doaj.art-0f8835c40d7e41258d6f2f4bc0c4be522022-12-22T01:36:26ZengBMCJournal of Cardiothoracic Surgery1749-80902022-08-011711710.1186/s13019-022-01933-4Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trialSirirat Tribuddharat0Thepakorn Sathitkarnmanee1Kriangsak Ngamsaengsirisup2Sanpicha Sornpirom3Department of Anesthesiology, Faculty of Medicine, Khon Kaen UniversityDepartment of Anesthesiology, Faculty of Medicine, Khon Kaen UniversityDepartment of Anesthesiology, Faculty of Medicine, Khon Kaen UniversityCardiothoracic Intensive Care Unit, Faculty of Medicine, Khon Kaen UniversityAbstract Background Early goal-directed therapy (EGDT) using FloTrac reduced length of stay (LOS) in intensive care (ICU) and hospital among patients undergoing coronary artery bypass graft (CABG) with a cardiopulmonary bypass. However, this platform in off-pump CABG (OPCAB) has received scant attention, so we evaluated the efficacy of EGDT using FloTrac/EV1000 as a modality for improving postoperative outcomes in patients undergoing OPCAB. Methods Forty patients undergoing OPCAB were randomized to the EV1000 or Control group. The Control group received fluid, inotropic, or vasoactive drugs (at the discretion of the attending anesthesiologist) to maintain a mean arterial pressure 65–90 mmHg; central venous pressure 8–12 mmHg; urine output ≥ 0.5 mL kg−1 h−1; SpO2 > 95%; and hematocrit ≥ 30%. The EV1000 group achieved identical targets using information from the FloTrac/EV1000. The goals included stroke volume variation < 13%; cardiac index (CI) of 2.2–4.0 L min−1 m−2; and systemic vascular resistance index of 1500–2500 dynes s−1 cm−5 m−2. Results The EV1000 group had a shorter LOS in ICU (mean difference − 1.3 d, 95% CI − 1.8 to − 0.8; P < 0.001). The ventilator time for both groups was comparable (P = 0.316), but the hospital stay for the EV1000 group was shorter (mean difference − 1.4 d, 95% CI − 2.1 to − 0.6; P < 0.001). Conclusions EGDT using FloTrac/EV1000 compared to conventional protocol reduces LOS in ICU and hospital among patients undergoing OPCAB. Trial registration This study was retrospectively registered at www.ClinicalTrials.gov (NCT04292951) on 3 March 2020.https://doi.org/10.1186/s13019-022-01933-4Early goal-directed therapyOff-pump coronary artery bypass graftLength of stayIntensive care unitHospital
spellingShingle Sirirat Tribuddharat
Thepakorn Sathitkarnmanee
Kriangsak Ngamsaengsirisup
Sanpicha Sornpirom
Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial
Journal of Cardiothoracic Surgery
Early goal-directed therapy
Off-pump coronary artery bypass graft
Length of stay
Intensive care unit
Hospital
title Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial
title_full Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial
title_fullStr Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial
title_full_unstemmed Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial
title_short Efficacy of early goal-directed therapy using FloTrac/EV1000 to improve postoperative outcomes in patients undergoing off-pump coronary artery bypass surgery: a randomized controlled trial
title_sort efficacy of early goal directed therapy using flotrac ev1000 to improve postoperative outcomes in patients undergoing off pump coronary artery bypass surgery a randomized controlled trial
topic Early goal-directed therapy
Off-pump coronary artery bypass graft
Length of stay
Intensive care unit
Hospital
url https://doi.org/10.1186/s13019-022-01933-4
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