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Table 3 Equivalent strong ion difference reductions by adding 1 l water or 1 l of 0.15 mol/l NaCl to a 3 l sample of mock extracellular fluid

From: The meaning of acid–base abnormalities in the intensive care unit – effects of fluid administration

 

'ECF'

After saline dilution

After water dilution

[Na+]

140

142.5

105

[Cl-]

100

112.5

75

[A-] + [HCO3 -]

40

30

30

SID

40

30

30

  1. Electrolyte concentrations are given in mEq/l. ECF, extracellular fluid; SID, strong ion difference.
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Critical Care

ISSN: 1364-8535