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Table 5 Patient Characteristics

From: Utilization of base deficit and reliability of base deficit as a surrogate for serum lactate in the peri-operative setting

Study Population

Age(mean,sd)

61.4 ± 14.3 years

Male

43%

Ethnicity (n,%)

 

   White

19 (54.3%)

   Black

10 (28.6%)

   Other

6 (17.1%)

Hemoglobin (mean,sd)

12.8 ± 1.7 g/dL

Serum Bicarbonate (mean,sd)

23.0 ± 2.3 meg/L

Albumin (mean,sd)

3.6 ± 1.5 g/dL

pH

7.39 ± 0.05

Base Deficit

1.34 ± 2.3

Serum Lactate (mmol/L)

1.58 ± 0.71

Hyperlactatemia n (%)

14 (40%)

ASA Class n(%)

 

   Class 2

6 (17.1%)

   Class 3

16 (45.7%)

   Class 4

11 (31.4%)

Operation n (%)

14 (40.0%)

   CABG

2 (5.7%)

   Other Cardiac Surgery

2 (5.7%)

   Vascular Surgery

3 (8.5%)

   Other

3 (8.5%)

11 (31.4%)

  1. Legend: CABG(Coronary Artery Bypass Grafting), ASA Class (American Anesthesiology Association Risk Class)