Table 2. Transmitted Light through a Fingertip, Hemodynamic Variables, and Temperature during Infusions of Dexmedetomidine or Placebo in Awake Volunteers Given Axillary Brachial Plexus Block
Data are expressed as mean ± SD.
*P < 0.05 vs. postblock value (0 ng/ml).
†P < 0.05 vs. unblocked hand.
LTF = light transmitted through finger; SBP = systolic blood pressure; HR = heart rate.
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