Table 2 Renal function test, urinary output and percentage of patients that received diuretics in the preemptive fluid strategy and standard fluid strategy groups

BUN (mg·dL⁻¹)

7 (6,9.5)

4 (3,8)

5 (3,8)

3 (2,6)

7 (5,16)

4 (2,8.5)

Creatinine (mg·dL⁻¹)

0.22 (0.16,0.28)

0.18 (0.14,0.24)

0.21 (0.19,0.3)

0.2 (0.15,0.26)

0.22 (0.14,0.35)

0.22 (0.19,0.36)

Urinary output (mL·kg⁻¹·h⁻¹)

1.8* (1.1,2.8)

2.9 (1.8,3.7)

2.3* (1.6,3.5)

4 (2.9,5.7)

2.6* (2.1,3.75)

4.1 (3,5.2)

Diuretic bolus (%)

54*

15

72

64

57

76

Continuous infusion of diuretic (%)

11

13

19*

59

17*

70