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Table 3 Perioperative data

From: Comparison of intraoperative blood loss during spinal surgery using either remifentanil or fentanyl as an adjuvant to general anesthesia

 

Remifentanil (n = 35)

Fentanyl (n = 29)

Hemoglobin (g/dL)

  

Preoperative

12.4 ± 2.0

12.9 ± 1.8

Postoperative

11.1 ± 1.6*

12.0 ± 1.8

Hematocrit (%)

  

Preoperative

37.1 ± 5.4

38.5 ± 5.1

Postoperative

33.0 ± 4.5*

35.9 ± 5.0

Platelets (× 104/mm3)

  

Preoperative

23.6 ± 6.1

21.8 ± 3.8

Postoperative

20.4 ± 5.1

18.3 ± 3.9

  1. Data presented as mean ± SD.
  2. *Statistically significant difference from the fentanyl group (P < 0.05).
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BMC Anesthesiology

ISSN: 1471-2253

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