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. Author manuscript; available in PMC: 2015 Aug 22.
Published in final edited form as: Atherosclerosis. 2013 Oct 16;231(2):371–377. doi: 10.1016/j.atherosclerosis.2013.09.034

Table 2.

MRI measurements of the superficial femoral artery (SFA) over time in ELIMIT by multilevel model prediction.

Measurements Mono-Therapy (n=46) Triple-Therapy (n=45) P-value
Baseline MRI Measures of the SFA
Total vessel volume [mm3] 56.0 ± 3.33 55.2 ± 3.44 0.85
Wall volume [mm3] 39.3 ± 2.06 38.3 ± 2.16 0.68
Lumen volume [mm3] 16.5 ±1.91 17.3 ± 1.95 0.71
MRI Measures of the SFA At 6-Months (change from baseline ± SE) P-value*
Total vessel volume [mm3] 57.1 ± 3.33 (1.1 ± 0.19) 55.9 ± 3.41 (0.7 ± 0.11) 0.79
Wall volume [mm3] 39.9 ± 1.74 (0.6 ± 0.05) 39.0 ± 1.80 (0.7 ± 0.04) 0.94
Lumen volume [mm3] 16.7 ± 1.94 (0.2 ± 0.09) 17.4 ± 1.97 (0.1 ± 0.09) 0.81
MRI Measures of the SFA At 12-Months (change from baseline ± SE) P-value*
Total vessel volume [mm3] 58.2 ± 3.69 (2.2 ± 0.26) 56.6 ± 3.82 (1.4 ± 0.24) 0.79
Wall volume [mm3] 40.5 ± 1.85 (1.2 ± 0.06) 39.7 ± 1.96 (1.4 ± 0.08) 0.94
Lumen volume [mm3] 16.9 ± 2.05 (0.5 ± 0.12) 17.5 ± 2.10 (0.2 ± 0.15) 0.81
MRI Measures of the SFA At 24-Months (change from baseline ± SE) P-value*
Total vessel volume [mm3] 60.5 ± 5.13 (4.5 ± 0.71) 58.1 ± 5.50 (2.9 ± 0.55) 0.79
Wall volume [mm3] 41.8 ± 3.03 (2.5 ± 0.19) 41.1 ± 3.31 (2.8 ± 0.18) 0.94
Lumen volume [mm3] 17.4 ± 2.49 (0.9 ± 0.33) 17.6 ± 2.62 (0.3 ± 0.36) 0.81

All values are means and or standard errors (SE).

*

P-values were obtained from multilevel models for the differences between groups with respect to change from baseline.