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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
|
pubmed:dateCreated |
1987-5-7
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pubmed:abstractText |
The infusion rate of propofol required to supplement 67% nitrous oxide in oxygen to maintain surgical anaesthesia was determined in 72 patients premedicated with lorazepam. Following an induction dose of propofol 2 mg kg-1, groups of eight patients received an infusion of propofol varying from 60 to 200 micrograms kg-1 min-1. Probit analysis was used to determine the ED50 (130 micrograms kg-1 min-1; 95% confidence limits: 106-167 micrograms kg-1 min-1) and ED95 (348 micrograms kg-1 min-1; 95% confidence limits: 233-1296 micrograms kg-1 min-1) for propofol infusion. Whole blood propofol concentrations at the time of surgical incision correlated strongly with the infusion rate, giving an EC50 value of 2.5 micrograms ml-1, and an EC95 value of 5.92 micrograms ml-1. There was no significant correlation between the rate of infusion of propofol, or the total propofol dose, and the times to response to command, or to recall of birthdate.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Anesthetics,
http://linkedlifedata.com/resource/pubmed/chemical/Lorazepam,
http://linkedlifedata.com/resource/pubmed/chemical/Nitrous Oxide,
http://linkedlifedata.com/resource/pubmed/chemical/Phenols,
http://linkedlifedata.com/resource/pubmed/chemical/Propofol
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pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
0007-0912
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:volume |
59
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
283-7
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:3493795-Adolescent,
pubmed-meshheading:3493795-Adult,
pubmed-meshheading:3493795-Aged,
pubmed-meshheading:3493795-Anesthesia, General,
pubmed-meshheading:3493795-Anesthetics,
pubmed-meshheading:3493795-Female,
pubmed-meshheading:3493795-Humans,
pubmed-meshheading:3493795-Infusions, Intravenous,
pubmed-meshheading:3493795-Lorazepam,
pubmed-meshheading:3493795-Male,
pubmed-meshheading:3493795-Middle Aged,
pubmed-meshheading:3493795-Nitrous Oxide,
pubmed-meshheading:3493795-Phenols,
pubmed-meshheading:3493795-Preanesthetic Medication,
pubmed-meshheading:3493795-Propofol
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pubmed:year |
1987
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pubmed:articleTitle |
Dose requirements of propofol by infusion during nitrous oxide anaesthesia in man. II: Patients premedicated with lorazepam.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Randomized Controlled Trial
|