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Table 4 Postoperative input, output, and vasoconstrictor use

From: Effect of perioperative sodium bicarbonate administration on renal function following cardiac surgery for infective endocarditis: a randomized, placebo-controlled trial

 

Control group (n = 35)

Bicarbonate group (n = 35)

P value

Crystalloid input (ml)

 during postoperative 24 h

2550 (2000, 3374)

2250 (1850, 3170)

0.226

 during postoperative 48 h

1950 (1420, 2565)

1990 (1065, 2550)

0.450

Colloid input (ml)

 during postoperative 24 h

340 (100, 500)

280 (0, 420)

0.157

 during postoperative 48 h

0 (0, 0)

0 (0, 0)

0.196

Urine output (ml)

 during postoperative 24 h

3225 (2420, 3610)

2790 (2205, 3530)

0.375

 during postoperative 48 h

2800 (2190, 3515)

2490 (1700, 3915)

0.597

Chest tube drainage (ml)

 during postoperative 24 h

230 (150, 523)

200 (144, 311)

0.372

 during postoperative 48 h

160 (90, 336)

130 (70, 280)

0.269

Erythrocyte (unit) transfusion

 during postoperative 24 h (n)a

0 (0, 1) (17)

0 (0, 1) (9)

0.076 (0.048)

 during postoperative 48 h (n)a

0 (0, 0) (4)

0 (0, 0) (5)

0.724 (0.721)

Norepinephrine (μg/kg/min)

 during postoperative 24 h

0.02 (0.01, 0.03)

0.02 (0.01, 0.05)

0.860

 during postoperative 48 h

0.02 (0.01, 0.02)

0.04 (0.04, 0.08)

0.200

Patients needed milrinone (n)

 during postoperative 24 h

9

6

0.382

 during postoperative 48 h

3

4

0.690

  1. Values are mean ± standard deviation, median (interquartile range), or number of patients. aNumber of patients requiring transfusion