Journal of clinical anesthesia
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To evaluate the independent effects of opioid induction and paralysis on changes in mixed venous oxygen saturation (SvO2). ⋯ Opioid anesthesia, not paralysis, increases SvO2. Most of the decrease in VO2 occurs from anesthesia, not paralysis. The direct relationship between CI and SvO2 no longer holds upon induction of anesthesia. Parallel changes in CI cannot be inferred based on SvO2 alone.
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To estimate the market costs of short-term physician and certified registered nurse-anesthesia (CRNA) services. ⋯ Despite competitive pressures, the locum tenens market charges 55% more for physician than CRNA services. The implications for the different charges are discussed.