When used, numeric codes should be applied as follows.
NOT RECORDED -1 or X
NOT AVAILABLE -2 or V
NOT APPLICABLE -3 or Z
The following fields misuse the numeric codes.
SituationCPR.DestRhyt
VitalSigns.CardRhyt
Remove -2 = NOT APPLICABLE
Add -2 = NOT DONE
Procedure.ProcSize
Remove -1 = NOT RECORDED
Remove -2 = NOT APPLICABLE
Situation.ChiefSev
Situation.ChiefDur
Situation.SecndSev
Situation.SecndDur
Remove -3 = NOT AVAILABLE
Add -2 = NOT AVAILABLE