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. Author manuscript; available in PMC: 2017 Aug 2.
Published in final edited form as: Circulation. 2016 Aug 2;134(5):378–391. doi: 10.1161/CIRCULATIONAHA.115.019949

Table 4.

Six-month Effect (95% CI) of 4 g/d Lovaza Treatment versus Placebo in Post MI Patients by Intention-to-treat Analysis

LVESVI Non-Infarct
Myocardial Fibrosis
Infarct Size LVEF
ITT Analysis
(GLMM)
5.8% (−10.3%, −1.1%)
P = 0.017, N = 358
5.6% (−10.4%, −0.9%)
P = 0.022, N = 358
−3.4% (−17.8%, 13.6%)
P = 0.68, N = 358
2.4% (−0.4%, 5.2%)
P = 0.094, N = 358
Per Protocol
Analysis
(t-test)
6.6% (−11.3%, −1.8%)
P = 0.0068, N = 247
5.5% (−10.4%, −0.6%)
P = 0.026, N = 171
−6.9% (−19.2%, 5.3%)
P = 0.27, N = 254
2.7% (−0.3%, 5.6%)
P = 0.073, N = 247
Fish Oil
Absolute
Change
(95% CI)
2.6 (−3.8, −1.4)
[mL/m2], N = 124
1.3 (−2.5, −0.2)
[%], N=84
−1.3 (−2.6, 0.0)
[%], N=130
2.2 (1.3, 3.2)
[%], N=124
Placebo
Absolute
Change
(95% CI)
−0.5, (−1.8, 0.9)
[mL/m2], N=123
0.8 (−0.4, 2.1)
[%], N=87
1.6 (−2.9, −0.4)
[%], N=124
0.7 (−0.5, 1.9)
[%], N=123

CI was defined as confidence interval, ITT intention-to-treat, LVEF left ventricular ejection fraction, and LVESVI left ventricular end-systolic volume index.

The general linear mixed model (GLMM) produces unbiased estimates for responses with missing data (see statistical analysis). LVESVI and Infarct Size were natural logarithm transformed to reduce skewness and/or heteroscedasticity of residuals. Estimates are relative changes.

The per protocol analysis only included patients that attended both visits. No transformations were required, instead Satterthwaite approximation was used for heteroscedasticity. Estimates are relative changes.

The paired absolute changes are calculated on raw data without any transformations.