Table 1.

Echocardiographic and Hemodynamic Data

	Pre-MI		Post-MI		Post-Injection		8 Weeks after MI		8 Weeks after MI with Dobutamine
	Control	Treatment	Control	Treatment	Control	Treatment	Control	Treatment	Control	Treatment
Echocardiographic Data
ESV (ml)	27.5±1.7	25.2±1.2	43.8±2.6	43.6±2.1	44.6±2.9	41.7±2.4	80.3±6.9	60.8±4.3*	42.1±7.4	32.5±3.1*
EDV (ml)	49.4±1.5	48.9±2.5	66.9±3.4	67.9±2.0	66.0±3.5	64.9±2.7	110.6±8.4	87.2±4.0*	60.6±9.3	50.3±4.3*
EF (%)	44.3±2.9	47.9±2.0	34.6±1.3	36.0±1.9	34.5±1.4	35.5±1.7	27.6±1.3	31.0±2.6*	31.4±1.2	36.0±2.5*
Infarct Length (cm)	--	--	7.2±0.3	7.1±0.3	7.1±0.3	6.8±0.4	9.3±0.6	8.0±0.2*	9.5±0.6	8.2±0.5*
Hemodynamic Data
Heart Rate	90.9±2.3	92.3±4.3	102.2±3.8	103.0±4.1	104.2±4.7	102.0±4.6	91.7±5.3	92.9±3.3	199.3±7.6	220.2±3.2*
Systolic LV Pressure (mmHg)	101.3±5.3	103.3±1.5	100.3±4.4	99.3±3.6	98.3±2.7	99.3±8.0	96.3±7.6	98.3±4.7	87.3±7.7	91.3±3.7
Diastolic LV Pressure (mmHg)	5±2	4±1.5	14.0±4.2	16.1±3.3	14.7±6.2	15.1±5.3	12.3±1.1	9.8±2.4	9.6±3.7	7.7±2.9
Cardiac Output	4.4±0.2	4.7±0.4	2.9±0.6	2.9±0.7	2.8±0.4	3.1±0.2	2.7±0.1	4.2±0.2*	4.8±0.9	6.0±0.3*
CVP	13.4±3.1	12.6±2.4	15±2.9	15±4.9	15±4.9	12±3.9	14.5±1.3	13.4±1.1	12.7±0.8	11.5±1.0

Average values ± standard error of the mean

^*p<0.05 vs. Control