Table 7.

Subgroup analysis to examine any potential impact of procedures in control patients on outcome variables.

Outcome	Difference in mean (95% CI)	BMC Therapy (n)	Control (n)	P value
	Cardiac catheterization in control group
	2.86 (1.40, 4.32)
LVEF	−3.41 (−5.38, −1.44)	694	513	0.0001
Infarct scar size	−3.17 (−4.47, – 1.86)	314	222	0.0007
LVESV	−2.76 (−4.97, – 0.55)	374	277	<0.00001
LVEDV		405	312	0.01
	No cardiac catheterization in control group
LVEF	2.97 (1.54, 4.40)	732	567	<0.0001
Infarct scar size	−1.16 (−3.07, 0.74)	398	337	0.23
LVESV	−7.93 (−12.35, −3.51)	561	434	0.0004
LVEDV	−1.43 (−6.57, 3.71)	504	379	0.59
	BM aspiration in control group
LVEF	1.58 (0.00, 3.17)	443	299	0.05
Infarct scar size	0.05 (−2.72, 2.81)	178	97	0.97
LVESV	−3.51 (−6.40, −0.62)	261	194	0.02
LVEDV	−4.68 (−12.64, 3.27)	251	184	0.25
	No BM aspiration in control group
LVEF	3.40 (2.21, 4.60)	981	779	<0.00001
Infarct scar size	−2.59 (−4.01, −1.18)	534	462	0.0003
LVESV	−7.67 (−10.96, −4.39)	674	517	<0.00001
LVEDV	−1.73 (−4.13, 0.68)	658	507	0.16

Abbreviations: LVEDV, left ventricular end-diastolic volume; LVEF, left ventricular ejection fraction; LVESV, left ventricular end-systolic volume; BM, Bone marrow; CI, confidence interval; n, number of patients in each group