Statistical Analysis
Mean ± standard deviation and numbers (percentages) summarized
continuous and categorical variables, respectively, for baseline
characteristics measurements. Mean ± standard deviation are presented
for echocardiographic parameters through pregnancy. Echocardiographic
parameters averaged for the 2nd/3rdtrimester values were compared for cases vs. controls with one way ANOVA
analysis. Overall trend of echocardiographic parameters over the course
of pregnancy was determined by mixed effects regression analysis for the
cases.