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Fig. 6 | BMC Anesthesiology

Fig. 6

From: Effects of regional anesthesia techniques on local anesthetic plasma levels and complications in carotid surgery: a randomized controlled pilot trial

Fig. 6

Ropivacaine plasma concentration. Values are given as mean ± standard deviation. Differences among groups, as well as time and time vs. group effects were tested using a general linear model without a covariate. Statistical significance was considered to be at two-sided p < 0.05. DCB: deep cervical block, ICB: intermediate cervical block, PVB: intermediate cervical block with perivascular infiltration of the internal carotid artery

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BMC Anesthesiology

ISSN: 1471-2253

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