Table 2.

Two-dimensional echocardiographic parameters and myocardial velocities

Variable	Controls	Trimester 1	Trimester 2	Trimester 3	Postpartum
	-	(14.1 ± 1.6)wk	(25.5 ± 2.6)wk	(37.8 ± 2.4)wk	(7.8 ± 2.4)mo
LVEDd (mm)	44.18 ± 2.50	45.28 ± 2.83	46.88 ± 3.40	48.84 ± 3.26*†	46.31 ± 3.14
LVEDs (mm)	28.08 ± 2.84	28.24 ± 3.21	29.62 ± 2.91	30.46 ± 2.81*	28.72 ± 2.51
RWT	0.25 ± 0.09	0.27 ± 0.07	0.28 ± 0.05	0.29 ± 0.06*	0.26 ± 0.06
EF (%)	67.57 ± 5.12	68.00 ± 5.21	65.46 ± 4.49†	64.98 ± 3.93*†	66.89 ± 4.91
s (cm/min)	7.0 ± 1.6	7.0 ± 1.2	6.8 ± 1.0	6.4 ± 1.2	6.9 ± 1.7

Data are given as mean ± SD; LVEDd indicates left ventricular end-diastolic dimension; LVEDs, left ventricular end-systolic dimension; RWT, relative wall thickness; EF, ejection fraction; s, peak myocardial velocity.

*P < 0.05 vs. Controls; ^† P < 0.05 vs. Trimester 1; ^‡ P < 0.05 vs. Trimester 3; ^§ P < 0.05 vs. Postpartum.