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Table 5 Correlations of arterial ventricular coupling indices with blood pressures and cardiac function

From: Ultrasound study of carotid and cardiac remodeling and cardiac-arterial coupling in normal pregnancy and preeclampsia: a case control study

Parameters Ea EaI Ees Ea/Es Ed
mmHg/ml mmHg/ml/m2 m/s2 mmHg · s2/ml · m (1/ml)
LA (mm) r = −0.1349 r = −0.0655 r = 0.1488 r = −0.8881 r = 0.1052
ns ns ns ns ns
RWT r = 0.3103 r = 0.2974 r = 0.1980 r = 0.0059 r = −0.1507
p = 0.0149 p = 0.0210 ns ns ns
E/Septal e r = 0.0000 r = −0.0371 r = 0.1656 r = −0.1309 r = 0.8860
ns ns ns ns p < 0.0001
E/Lateral e r = 0.0253 r = −0.0090 r = 0.1064 r = −0.0425 r = 0.6280
ns ns ns ns p < 0.0001
Septal e (cm/s) r = −0.2166 r = −0.3183 r = −0.3371 r = 0.1372 r = −0.6746
ns p = 0.0149 p = 0.0090 ns p < 0.0001
Lateral e (cm/s) r = −0.3768 r = −0.3798 r = −0.3380 r = 0.0037 r = −0.2941
p = 0.0030 p = 0.0030 p = 0.0083 ns p = 0.0250
Septal e/a r = −0.3619 r = −0.4373 r = −0.3410 r = −0.0668 r = −0.0473
p = 0.0052 p = 0.0007 p = 0.0088 ns ns
Lateral e/a r = −0.3225 r = −0.2923 r = −0.1906 r = −0.1138 r = −0.2712
p = 0.0127 p = 0.0260 ns ns p = 0.0413
LVMI (g/m 2 ) r = −0.3179 r = −0.3033 r = 0.0202 r = −0.2037 r = 0.0838
p = 0.0141 p = 0.0195 ns ns ns
CI (L/min/m 2 ) r = −0.3146 r = −0.2487 r = 0.1737 r = −0.3674 r = −0.1230
p = 0.0152 ns ns p = 0.0042 ns
SBP (mmHg) r = 0.5457 r = 0.5542 r = 0.4520 r = −0.1216 r = 0.2386
p < 0.0001 p < 0.0001 p = 0.0003 ns ns
DBP (mmHg) r = 0.4427 r = 0.4490 r = 0.2983 r = −0.0602 r = 0.2525
p = 0.0004 p = 0.0004 p = 0.0206 ns ns
PP (mmHg) r = 0.4695 r = 0.5080 r = 0.4830 r = −0.1575 r = 0.1237
p = 0.0002 p < 0.0001 p < 0.0001 ns ns
MAP (mmHg) r = 0.5002 r = −0.5080 r = 0.3734 r = −0.0885 r = 0.2540
p < 0.0001 p < 0.0001 p = 0.0033 ns ns
TPR (dynes/second / cm -5 ) r = 0.4650 r = 0.5579 r = 0.1490 r = 0.1340 r = 0.3218
p = 0.0002 p < 0.0001 ns ns 0.0146
  1. Notes: Ea, arterial elastance; EaI: Ea adjusted for body mass index; Ees, end-systolic elastance; Ed, left ventricular end-diastolic elastance; LA, left atrium; RWT, relative wall thickness; E, transmitral Doppler flow velocity during early diastole; Septal e and lateral e, mitral annular velocity during early diastole on septal and lateral sides, respectively, by tissue Doppler; Septal a and lateral a, mitral annular velocity during atrial contraction on septal and lateral sides, respectively, by tissue Doppler; LVMI, left ventricular mass index; CI, cardiac index; SBP, systolic blood pressure; DBP, diastolic blood pressure; PP, pulsed pressure; MAP, mean arterial pressure; TPR, total peripheral resistance.