ALP	Alanine aminotransferase	LVIDd	left ventricular internal diameter at end-diastole
ALT	Alkaline phosphatase	LVIDs	left ventricular internal diameter at end-systole
AO	Aortic root	LVPWd	Left ventricular posterior wall at end-diastole
ASDNN	Average standard deviation of all 5 min R-R intervals	LVPWs	Left ventricular posterior wall at end-systole
BCS	Body condition score	MCV	Mean corpuscular volume
BP	Blood pressure	MCHC	Mean corpuscular hemoglobin concentration
bpm	Beat per minute	MDA	Malondialdehyde
BUN	Blood urea nitrogen	MEA	Mean electrical axis
BW	Body weight	Mean NN	Average NN intervals
ECG	Electrocardiography	mV	Milli-volt
EF	Ejection fraction	pNN50	Percentage of successive NN intervals >50 ms
ESV	End-systolic volume	RBC	Red blood cell
FS	Fractional shortening	RMSSD	Root mean square of the sum of the squares of differences between adjacent NN intervals
HF	High frequency	ROS	Reactive oxygen species
HFnu	High frequency in normalized unit	SDANN	Standard deviation of the averages of NN intervals in 5 min
HRV	Heart rate variability	SDNN	Standard deviation of all NN intervals
IVSd	Interventricular septum thickness at end-diastole	SDRR	Standard deviation of all R-R intervals
IVSs	Interventricular septum thickness at end-systole	TP	Total power
LA	Left atrium	ULF	Ultra-low frequency
LF	Low frequency	VLF	Very low frequency
LFnu	Low frequency in normalized unit	VVTI	Vasovagal tonus index
LF/HF	Low frequency per high frequency	WBC	White blood cell
LV	Left ventricular