BP	blood pressure
CO	cardiac output
CO2	carbon dioxide
ECG	electrocardiogram
EEG	electroencephalogram
EMG	electromyogram
EOG	electrooculogram
EP	evoked potential
Flow	air flow
HR	heart rate
Noise	for stress testing
O2	oxygen
PLETH	plethysmogram
Pos	body position
Resp	respiration
SCG	seismocardiogram
Sound	sound
ST	ECG ST segment level
Status	of patient or monitor
Stim	stimulus
SV	stroke volume 
Temp	temperature