Table II.

Correlation of red blood cell profiles and severity of heartworm in this study.

		HCT	HGB	MCH	MCHC	MCV	tRBC	RDW-CV	HWD	tWBC
HCT	R		0.968	−0.233	−0.233	−0.045	0.527	0.188	−0.442	−0.017
	P		< 0.0001	0.0161	0.0162	0.6499	< 0.0001	0.0531	< 0.0001	0.8616
HGB	R	0.968		−0.186	0.004	−0.138	0.541	0.193	−0.413	0.011
	P	< 0.0001		0.0566	0.9662	0.1580	< 0.0001	0.0474	< 0.0001	0.9103
MCH	R	−0.233	−0.186		0.260	0.804	−0.466	−0.555	−0.117	−0.030
	P	0.0161	0.0566		0.0071	< 0.0001	< 0.0001	< 0.0001	0.2343	0.7570
MCHC	R	−0.233	0.004	0.260		−0.304	−0.112	−0.029	0.189	0.187
	P	0.0162	0.9662	0.0071		0.0015	0.2511	0.7667	0.0522	0.0551
MCV	R	−0.045	−0.138	0.804	−0.304		−0.454	−0.527	−0.231	−0.102
	P	0.6499	0.1580	< 0.0001	0.0015		< 0.0001	< 0.0001	0.0173	0.2976
tRBC	R	0.527	0.541	−0.466	−0.112	−0.454		0.423	−0.256	−0.166
	P	< 0.0001	< 0.0001	< 0.0001	0.2511	< 0.0001		< 0.0001	0.0081	0.0884
RDW-CV	R	0.188	0.193	−0.555	−0.029	−0.527	0.423		0.225	−0.018
	P	0.0531	0.0474	< 0.0001	0.7667	< 0.0001	< 0.0001		0.0204	0.8578
HWD	R	−0.442	−0.413	−0.117	0.189	−0.231	−0.256	0.225		0.084
	P	< 0.0001	< 0.0001	0.2343	0.0522	0.0173	0.0081	0.0204		0.3944
tWBC	R	−0.017	0.011	−0.030	0.187	−0.102	−0.166	−0.018	0.084
	P	0.8616	0.9103	0.7570	0.0551	0.2976	0.0884	0.8578	0.3944

HCT — hematocrit; HGB — hemoglobin; MCH — mean corpuscular hemoglobin; MCHC — mean corpuscular hemoglobin concentration; MCV — mean corpuscular volume; tRBC — total number of red blood cells; RDW-CV — red blood cell distribution width-corpuscular volume; HWD — heartworm disease (severity of); tWBC — total number of white blood cells.

Bold — P < 0.05.