Table 2 Fluid balance of patients receiving sevoflurane or propofol anesthesia during OPCABG. Values are median (IQR [range]) or number (proportion)

Intra-operative parameters

 blood loss (ml. kg⁻¹)

10.4(9.3–13.3[5.2–29.0])

9.7(8.8–12.5[4.9–27.3])

0.804

 crystal fluid infused (ml.kg⁻¹)

31.1(25.2–32.6[17.8–41.5])

29.2(23.7–30.6[16.7–39.0])

0.972

 colloid fluid infused (ml. kg⁻¹)

22.2(14.8–29.6[14.8–37.0])

20.9(13.9–27.9[13.9–34.8])

0.155

 Cell-saver RBC infused (ml)

250(250–500[0–1000])

250(250–500[0–1200])

0.848

 Receiving FFP (case)

6(26.1%)

8(34.8%)

0.522

 Receiving allogeneic RBC (case)

4(17.4%)

5(21.7%)

0.710

 urine volume (ml)

800(500–1200[350–2000])

700(600–800[300–1400])

0.094

Postoperative parameters

 POD1

  crystal fluid infused (ml. kg⁻¹)

29.2(26.2–29.6[23.6–37.0])

27.4(24.7–27.9[22.1–34.8])

0.878

  colloid fluid infused (ml. kg⁻¹)

14.4(8.9–16.3[8.9–29.6])

13.5(8.4–15.3[8.4–27.9])

0.666

  urine volume (ml)

3445(2830–4000[1020–5530])

3330(2910–3920[2000–4460])

0.764

  chest tube drainage (ml)

230(200–300[100–730])

330(210–530[130–740])

0.074

 POD2

  crystal fluid infused (ml. kg⁻¹)

27.1(26.2–29.4[16.8–40.0])

25.5(24.6–27.6[15.8–37.6])

0.860

  colloid fluid infused (ml. kg⁻¹)

8.9(8.9–12.9[3.0–23.7])

8.4(8.4–12.2[2.8–22.3])

0.372

  urine volume (ml)

3420(2860–3990[1850–4730])

3460(2970–3780[1440–4940])

0.802

  chest tube drainage (ml)

170(50–225[5–390])

150(90–240[20–490])

0.558