|
acid–base variables in patients with cardiac arrest and with minor injuries |
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| Variable |
Cardiac arrest |
Minor injury |
P |
|
|
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| pH |
6.90 ± 0.21 |
7.39 ± 0.08 |
0.0001 |
| PCO2 (Torr) |
78.3 ± 42.8 |
39.2 ± 9.1 |
0.0001 |
| Bicarbonate (mmol/l) |
13.8 ± 5.4 |
22.8 ± 3.5 |
0.0001 |
| Standard base excess (mmol/l) |
-19.1 ± 6.2 |
-1.5 ± 3.6 |
0.0001 |
| Sodium (mmol/l) |
140.4 ± 5.9 |
139.6 ± 2.8 |
0.49 |
| Potassium (mmol/l) |
7.3 ± 2.6 |
3.6 ± 0.4 |
0.0001 |
| Ionized calcium (mmol/l) |
1.31 ± 0.12 |
1.17 ± 0.08 |
0.0001 |
| Total magnesium (mmol/l) |
1.17 ± 0.27 |
0.86 ± 0.14 |
0.0001 |
| Chloride (mmol/l) |
98.6 ± 5.9 |
103.0 ± 4.6 |
0.0002 |
| Lactate (mmol/l) |
14.3 ± 5.8 |
2.5 ± 1.8 |
0.0001 |
| Albumin (g/dl) |
3.4 ± 0.7 |
3.9 ± 0.5 |
0.0002 |
| Phosphate (mmol/l) |
2.95 ± 1.07 |
1.06 ± 0.36 |
0.0001 |
| Anion gap (meq/l) |
20.1 ± 7.4 |
11.0 ± 3.5 |
0.0001 |
| SIDa (meq/l) |
38.9 ± 4.6 |
41.0 ± 2.9 |
0.22 |
| SIDe (meq/l) |
26.5 ± 6.1 |
35.9 ± 4.0 |
0.0001 |
| Strong ion gap (meq/l) |
12.4 ± 6.0 |
5.1 ± 3.6 |
0.0001 |
|
PCO2, partial pressure of CO2; SIDa, apparent strong ion difference; SIDe, effective strong ion difference. | |||
Makino et al. Critical Care 2005 9:R357 doi:10.1186/cc3714 |
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