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Table 1 Characteristics of the patients

From: Effect of different surgical procedures on the accuracy of prediction of the plasma concentration of fentanyl: comparison between mastectomy and laparoscopic prostatectomy

 

Mastectomy

Laparoscopic prostatectomy

Number = 30

Number = 20

Age (years)

52.3 ± 9.7

66 (63, 70) [45, 70]

Sex

Female

Male

Height (cm)

156.6 ± 5.0

168.3 ± 6.5

Weight (kg)

52.9 ± 7.7

64.1 ± 9.3

AHA physical status I, II

22, 8

8, 12

Operation time (min)

115.1 ± 35.9

179.5 (163, 300) [139, 344]

Anesthesia time (min)

160.8 ± 39.5

251.5 (219, 364.5) [195, 407]

Fentanyl (μg)

566.0 ± 169.0

900 (812.5, 900) [500, 1700]

Number of samples

176

182

Infusion

 AR

941.3 ± 381.1

1750 (1525, 2465) [1050, 3200]

 HES

0 (0, 0) [0, 1000]

600 (425, 1650) [200, 2700]

Blood loss

24 (5,44) [5, 679]

563.5 (400, 739) [52, 2550]a

  1. aBlood loss in laparoscopic prostatectomy includes urine from the surgical field
  2. AR acetate Ringer’s solution, HES hydroxyethyl starch