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Table 3 Acid–base parameters

From: Influence of an acetate- and a lactate-based balanced infusion solution on acid base physiology and hemodynamics: an observational pilot study

  

BL

T60

T120

ІΔ120І

  

Mean ± SD

95% CI

Mean ± SD

95% CI

Mean ± SD

95% CI

Mean ± SD

[HCO3-]

RL*

24.65 ± 2.69

(22.94-26.36)

23.86 ± 2.86

(22.04-25.68)

23.41 ± 3.62

(21.11-25.71)

1.24 ± 1.72

 

ABIS

25.09 ± 2.52

(23.49-26.69)

25.19 ± 1.85

(24.01-26.37)

24.53 ± 2.31

(23.06-26.00)

0.56 ± 1.79

BE

RL*

0.38 ± 2.89

(−1.46-2.22)

−1.11 ± 3.3

(−3.21-0.99)

−1.63 ± 3.63

(−3.94-0.68)

2.0 ± 1.87

 

ABIS

0.48 ± 2.63

(−1.19-2.15)

0.45 ± 1.99

(−0.81-1.71)

−0.07 ± 2.51

(−1.66-1.52)

0.54 ± 1.46

pH

RL*

7.42 ± 0.05

(7.39-7.45)

7.39 ± 0.04

(7.36-7.42)

7.37 ± 0.03

(7.35-7.39)

0.05 ± 0.02

 

ABIS

7.41 ± 0.03

(7.39-7.43)

7.42 ± 0.04

(7.39-7.45)

7.39 ± 0.04

(7.36-7.42)

0.03 ± 0.03

paCO2 (mmHg)

RL

39.56 ± 1.5

(38.61-40.51)

39.58 ± 1.46

(38.65-40.51)

40.73 ± 3.04

(38.80-42.66)

1.16 ± 2.69

 

ABIS

40.35 ± 2.77

(38.59-42.11)

40.55 ± 2.85

(38.74-42.36)

40.95 ± 1.87

(39.76-42.14)

0.6 ± 2.40

[A-]

RL*

12.51 ± 1.2

(11.75-13.27)

10.52 ± 1.05

(9.85-11.19)

9.81 ± 2.0

(8.54-11.08)

2.69 ± 1.70

 

ABIS*

12.80 ± 2.35

(11.31-14.29)

10.12 ± 1.39

(9.24-11.00)

10.12 ± 1.82

(8.96-11.28)

2.67 ± 2.40

SIDe

RL*

37.90 ± 3.75

(35.52-40.28)

34.34 ± 3.19

(32.31-36.37)

33.20 ± 4.81

(30.16-36.28)

4.71 ± 2.71

 

ABIS*

37.45 ± 3.00

(35.54-39.36)

35.34 ± 2.50

(33.75-36.93)

34.82 ± 4.00

(32.28-37.36)

2.63 ± 1.75

SIG

RL*

4.95 ± 3.38

(2.80-7.10)

1.67 ± 3.03

(−0.26-3.60)

0.73 ± 4.43

(−2.08-3.54)

4.21 ± 2.93

 

ABIS°

2.98 ± 2.31

(1.51-4.45)

1.56 ± 1.0

(0.92-2.20)

2.44 ± 1.99

(1.18-3.70)

0.54 ± 2.76

Albumin[g/l]

RL*

37.0 ± 4.31

(34.26-39.74)

30.58 ± 3.68

(28.24-32.92)

28.41 ± 6.91

(24.02-32.80)

8.60 ± 5.71

 

ABIS*

35.82 ± 7.70

(30.93-40.71)

29.18 ± 4.21

(26.51-31.85)

29.10 ± 5.58

(25.55-32.65)

6.72 ± 8.45

  1. All values except paCO2, albumin and pH are given in mmol/L. ABIS, acetate-based infusion solution; BE, base excess; BL, baseline measurement; RL, Ringer’s lactate; SD, standard deviation; SIDe, effective strong ion difference; SIG, strong ion gap; T60, T120, measurement at 60 ± 10 and 120 ± 10 minutes; 95% CI, 95% confidence interval of means; І Δ120 І, absolute value of the difference between T120 and baseline measurements. *, Significant intragroup changes over time (P < 0.05) between BL and T120; °, Significant intragroup changes over time (P < 0.05) between BL and T60.
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European Journal of Medical Research

ISSN: 2047-783X

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