Table 3.

Analysis of left ventricular ejection fraction and myocardial perfusion defected by echocardiogram and 201Ti- single photon emission computed tomography

	CON (n = 25)	Group A (n = 27)	Group B (n = 26)	Group C (n = 26)
	(95 % CI)	(95 % CI)	(95 % CI)	(95 % CI)
Left ventricular ejection fraction on echocardiography, %
Baseline	43.5 ± 3.5	44.7 ± 3.9	43.1 ± 6.0	43.1 ± 6.4
	(42.0 to 44.9)	(43.2 to 46.3)	(40.7 to 45.5)	(40.5 to 45.7)
6 months	45.9 ± 5.4*	50.4 ± 4.7*†‡	48.2 ± 6.4*	46.8 ± 6.5*
	(43.5 to 48.3)	(48.5 to 52.2)	(45.2 to 51.2)	(43.8 to 49.7)
Change from baseline	2.4 ± 3.2	5.6 ± 3.3†‡	5.5 ± 2.2†‡	2.9 ± 2.8
	(1.0 to 3.8)	(4.3 to 6.9)	(4.4 to 6.5)	(1.7 to 4.2)
12 months	47.0 ± 6.9*	52.2 ± 5.8*†‡	49.7 ± 5.6*	47.4 ± 6.1*
	(43.9 to 50.1)	(49.9 to 54.6)	(46.9 to 52.5)	(44.4 to 50.5)
Change from baseline	3.4 ± 5.7	7.9 ± 4.9†‡	6.9 ± 3.9†‡	4.7 ± 3.7
	(1.0 to 6.0)	(6.0 to 9.8)	(5.0 to 8.8)	(2.9 to 6.5)
Myocardial perfusion defect on (single photon emission computed tomography), %
Baseline	42.0 ± 2.6	42.0 ± 3.8	41.2 ± 7.1	42.4 ± 7.5
	(40.9 to 43.0)	(40.5 to 43.6)	(38.3 to 44.2)	(39.4 to 45.5)
6 months	38.2 ± 5.0*	36.4 ± 5.2*	36.7 ± 6.7*	39.7 ± 7.0*
	(35.9 to 40.5)	(34.3 to 38.5)	(33.5 to 39.8)	(36.7 to 42.8)
Change from baseline	−3.5 ± 4.5	−5.7 ± 3.1†	−5.1 ± 3.0	−3.4 ± 3.2
	(−5.6 to −1.5)	(−6.9 to −4.4)	(−6.5 to −3.7)	(−4.8 to −2.0)
12 months	37.8 ± 6.0*	34.4 ± 6.5*	33.4 ± 6.6*	37.9 ± 7.0*
	(35.0 to 40.5)	(31.7 to 37.2)	(30.0 to 36.8)	(34.6 to 41.1)
Change from baseline	−4.7 ± 5.7	−7.8 ± 4.5†‡	−7.5 ± 2.9†‡	−5.0 ± 4.0
	(−7.2 to −2.1)	(−9.6 to −5.9)	(−9.0 to −6.0)	(−6.8 to −3.2)

^* p < 0.05, vs baseline; ^† p < 0.05, vs control; ^‡ p < 0.05, vs group C. CON control group; group A bone marrow mononuclear cell (BMC) infusion within 1 day after percutaneous coronary intervention (PCI); group B BMC infusion at 3–7 days after PCI; group C BMC infusion at 7–30 days after PCI