Skip to main content

Table 4 Consumed packed red blood cells (PRBCs) and fresh frozen plasma (FFP) in milliliter respectively. PRBCs unit (350 ml), FFP unit (200 ml). Intraoperative blood loss and urine output in ml/h. Preoperative and postoperative hemoglobin (Hb) g/dl

From: Transesophageal Doppler corrected flow time versus plethysmography variability index for goal-directed fluid management in cirrhotic patients during liver resection: a randomized controlled trial

 

TED

PVI

P

n = 20

n = 20

FFP (ml)

  

0.326

n

4 (20.0%)

7 (35.0%)

 

• Min-max

200–400

200–400

 

• Mean ± std. deviation

250 ± 100

314.29 ± 106.90

Z(MW) = 0.982

p = 0.326 NS

• 95% CI for mean

90.87–409.12

215.415–413.155

• Median (IQR)

200 (200–300)

400 (200–400)

 

• KS test of normality

D = 0.441, p = 0.000*

D = 0.360, p = 0.007*

 

PRBCs (ml)

n

6 (30.0%)

8 (40.0%)

 

• Min-max

350–700

350–700

Ζ(MW) = 1.241

p = 0.215 NS

• Mean ± std. deviation

408.33 ± 142.89

525.00 ± 187.08

• 95% CI for mean

258.38–558.28

368.59–681.40

 

• Median (IQR)

350 (350–350)

525 (350–700)

 

• KS test of normality

D = 0.492, p = 0.000

D = 0.325, p = 0.013*

 

Blood loss (ml)

• Min-max

250–3500

300–2500

 

• Mean ± std. deviation

1247.50 ± 909.23

1340 ± 803.05

Ζ(MW) = 0.530

p = 0.596 NS

• 95% CI for mean

821.96–1673.03

964.15–1715.84

• Median (IQR)

950 (675–1925)

1500 (475–2000)

 

• KS test of normality

D = 0.257, p = 0.001*

D = 0.202, p = 0.031*

 

Urine output (ml/h)

• Min-max

40–100

35–90

 

• Mean ± std. deviation

70.00 ± 15.30

57.25 ± 13.23

 

• 95% CI for mean

62.837–77.162

51.05–63.44

Ζ(MW) = 2.776

p = 0.005*

• Median (IQR)

70 (62.5–80)

60 (47.5–65)

• KS test of normality

D = 0.150, p = 0.200 NS

D = 0.132, p = 0.200 NS

 

Hb (preoperative) (g/dl)

n

20

20

Ζ(MW) = 0.081

p = 0.935 NS

• Min-max

9.90–17.00

11.00–15.90

• Mean ± std. deviation

13.36 ± 1.52

13.40 ± 1.22

 

• 95% CI for mean

12.643–14.066

12.825–13.964

 

• Median (IQR)

13.60 (12.15–14.35)

13.10 (12.50–14.40)

 

• KS test of normality

D = 0.156, p = 0.200 NS

D = 0.127, p = 0.200 NS

 

Hb (24 h postoperative) (g/dl)

n

20

20

 

• Min-max

10–14.5

9.00–13.90

 

• Mean ± std. deviation

11.73 ± 1.43

10.72 ± 1.41

Ζ(MW) = 2.307

p = 0.021*

• 95% CI for mean

11.053–12.396

10.054–11.375

• Median (IQR)

11.60 (10.30–12.90)

10.35 (9.75–11.25)

 

• KS test of normality

D = 0.143, p = 0.200 NS

D = 0.182, p = 0.080 NS

 
  1. Abbreviations: n, number of patients; min-max, minimum-maximum; CI, confidence interval; IQR, interquartile range; KS, Kolmogorov-Smirnov; MW, Mann-Whitney U-test; *statistically significant (p < 0.05); NS, statistically not significant (p ≥ 0.05); FFP, fresh frozen plasma; PRBCs, packed red blood cells; Hb, hemoglobin