Table 2 Intraoperative characteristics.

From: Intraoperative mean arterial pressure and acute kidney injury after robot-assisted laparoscopic prostatectomy: a retrospective study

Variables

All (n = 750)

No AKI (n = 732)

AKI (n = 18)

P value

Anesthesia time, min

140 [125–160]

140 [125–160]

153 [120–185]

0.497

Trendelenburg position time, min

57 [50–74]

57 [49–73]

76 [56–96]

0.013

Fluid intake, mL

1100 [910–1300]

1100 [905–1300]

1200 [1000–1600]

0.066

Urine output, mL

200 [100–250]

200 [100–250]

115 [100–200]

0.028

Blood loss, mL

300 [200–500]

300 [200–500]

400 [200–550]

0.222

Transfusion of red blood cells, yes

5 (0.7%)

3 (0.4%)

2 (11.1%)

0.005

Administered dose of ephedrine, mg

4 (0–8)

4 (0–8)

4 (0–8)

0.391

Use of NE or Phenyl, yes

49 (6.5%)

48 (6.6%)

1 (5.6%)

 > .999

Administered dose of remifentanil, µg

386 [304–500]

385 [304–500]

471 [330–612]

0.077

  1. Values are median (interquartile rage) or number of patients (percentage).
  2. AKI acute kidney injury, NE norepinephrine, Phenyl phenylephrine.