scholarly journals Awareness and bispectral index (BIS) monitoring in mechanically ventilated patients in the emergency department and intensive care unit: a systematic review protocol

BMJ Open ◽  
2020 ◽  
Vol 10 (3) ◽  
pp. e034673 ◽  
Author(s):  
Ryan D Pappal ◽  
Brian W Roberts ◽  
Winston Winkler ◽  
Lauren H Yaegar ◽  
Robert J Stephens ◽  
...  

IntroductionAccidental awareness with recall is one of the most feared complications for patients undergoing general anaesthesia and can lead to post-traumatic stress disorder in up to 70% of patients experiencing it. To reduce the incidence of awareness with recall, the bispectral index monitor is recommended for patients receiving total intravenous anaesthetics, especially those receiving neuromuscular blockers. While extensive investigation into awareness and bispectral index monitoring has occurred for operating room patients, this has not extended to other clinical arenas where sedated and mechanically ventilated patients are cared for, namely the intensive care unit and emergency department. The purpose of this systematic review is to assess the world’s literature to determine the incidence of awareness with paralysis in mechanically ventilated patients and the impact of bispectral index monitoring for reducing this complication.Methods and analysisRandomised trials and non-randomised studies are eligible for inclusion. With aid from a medical librarian, an electronic search will include Ovid Medline, Embase.com, Scopus, Cochrane Database of Systematic Reviews and Cochrane Central Register of Controlled Trials. To find data published in abstract form, literature from professional society conferences (2010–2019) will be manually searched. Two authors will independently review search results and consensus will be reached with assistance from a third author, as needed. Heterogeneity and publication bias will be assessed and reported. If possible and appropriate, a meta-analysis of the data will be conducted for quantitative data analysis.Ethics and disseminationThe proposed systematic review does not require ethical approval, as it is conducted at the study level and does not involve individual patient-level data. Results will be disseminated by data sharing via academically established means, presentation at local and national scientific meetings and publication as a peer-reviewed manuscript.PROSPERO registration numberThe protocol has been submitted to International Prospective Register of Systematic Reviews and is awaiting registration.

Heart & Lung ◽  
2018 ◽  
Vol 47 (3) ◽  
pp. 253-260 ◽  
Author(s):  
Rodrigo Santos de Queiroz ◽  
Micheli Bernardone Saquetto ◽  
Bruno Prata Martinez ◽  
Edil Alves Andrade ◽  
Paula Aracoeli Miranda Pimentel da Silva ◽  
...  

2018 ◽  
Vol 5 (4) ◽  
pp. 301-310 ◽  
Author(s):  
Meng Yue ◽  
Zhan-Ying Ma ◽  
Meng-Jie Lei ◽  
Chu-Yun Cui ◽  
Yi Jin

Abstract Background Early mobilization (EM) is a regimen that was carried out by physiotherapists in a relatively early stage. It has been investigated by an increasing number of researchers. However, there has not been a meta-analysis concerning whether EM could benefit the clinical outcomes of critically ill patients requiring mechanical ventilation (MV). The present systematic review aims to evaluate the effect of EM compared with immobilization for mechanically ventilated patients. Methods A computerized literature search was performed in six databases for related articles from inception to June 2017. We included randomized controlled trials and controlled clinical trials and used the Physiotherapy Evidence Database scale to assess the quality of included studies. Primary outcomes were measures of muscle function, duration of MV, and incidence of mortality. Secondary outcomes were adverse effects and length of stay (LOS) in intensive care unit (ICU) and hospital. Results Eight trials were included; of those, only one study without standard EM reported that the intervention was invalid to improve the outcomes. The result of meta-analysis indicated that EM shortened the duration of MV; however, it had no positive effect on mortality and LOS in ICU. Conclusions This review suggests that EM improves the muscle function and ventilation duration. Further research highlighting standard intervention and specific groups is needed.


2018 ◽  
Vol 13 (3) ◽  
pp. 107-111 ◽  
Author(s):  
Avelino C Verceles ◽  
Waqas Bhatti

Conducting clinical research on subjects admitted to intensive care units is challenging, as they frequently lack the capacity to provide informed consent due to multiple factors including intensive care unit acquired delirium, coma, the need for sedation, or underlying critical illness. However, the presence of one or more of these characteristics does not automatically designate a potential subject as lacking capacity to provide their own informed consent. We review the ethical issues involved in obtaining informed consent for medical research from mechanically ventilated, critically ill patients, in addition to the concerns that may arise when a legally authorized representative is asked to provide informed consent on behalf of these patients.


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