Table 2

Summary of results of analyses by equation

Percentage of participants with osmolarity within 2% of osmolalityXX
Bland-Altman analysesX
Differential biasXXX
ROC plotsXX
Sensitivity and specificityX
  • X, indicates that a test is not useful; –, indicates a test which sometimes appears useful, but not consistently; ☼, that it does well and appears particularly useful.

  • ROC, receiver operating characteristic.