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Table 2 Hemodynamics and CMR indices

From: Mechanism of decreased sensitivity of dobutamine associated left ventricular wall motion analyses for appreciating inducible ischemia in older adults

Measure Group I (n = 232) Group II (n = 28) Group III (n = 18) p-value*
Rest
Heart rate (beats/min.) 65 (0.74)** 63.64 (2.06) 65.73 (2.81) 0.77
Systolic blood pressure (mmHg) 139.81 (1.18) 137.29 (3.29) 136.67 (4.58) 0.64
Diastolic blood pressure (mmHg) 79.53 (0.82) 75.29 (2.29) 78.80 (3.13) 0.22
Mean arterial pressure (mmHg) 99.58 (0.82) 95.95 (2.27) 98.09 (3.21) 0.30
Rate pressure product 9108 (133) 8753 (369) 8962 (504) 0.65
Left ventricular end diastolic volume index (ml/m2) 62.2 (1.01) 56.7 (2.81) 59.3 (3.91) 0.17
Left ventricular end systolic volume index (ml/m2) 22.2 (0.52) 21.3 (1.31) 22.8 (1.72) 0.72
Left ventricular stroke volume index (ml/m2) 39.4 (0.61) 35.5 (1.52) 36.5 (2.11) 0.03
Ejection fraction (%) 64.2 (0.51) 62.7 (1.41) 62.5 (1.82) 0.46
Cardiac index (ml/min/m2) 2536 (39) 2239 (109) 2380 (149) 0.03
Pulse wave velocity (m/s) 11 (0.47) 9.75 (1.28) 9.96 (1.75) 0.76
Left ventricular mass index (gm/m2) 66 (14) 65.9 (11.32) 71.1 (12.41) 0.35
Left ventricular concentricity 1.09 (0.02) 1.19 (0.05) 1.26 (0.07) 0.02
Stress
Peak heart rate (beats/min.) 127 (1.12) 129.81 (3.16) 126.92 (4.39) 0.63
Peak systolic blood pressure (mmHg) 130 (1.75) 126.37 (4.92) 131.93 (6.84) 0.74
Peak diastolic blood pressure (mmHg) 70.79 (1.21) 68.04 (3.40) 75.14 (4.72) 0.47
Peak mean arterial pressure (mmHg) 90.57 (1.27) 87.48 (3.58) 94.07 (4.97) 0.54
Peak rate pressure product 16400 (251) 16381 (706) 16804 (1982) 0.92
Left ventricular end diastolic volume index (ml/m2) 51.60 (0.78) 50.99 (2.15) 54.97 (2.98) 0.52
Left ventricular end systolic volume index (ml/m2) 13.68 (0.33) 14.53 (0.87) 18.36 (1.24) 0.001
Left ventricular stroke volume index (SVI) (ml/m2) 37.85 (0.62) 36.23 (1.69) 36.64 (2.35) 0.61
Ejection fraction (%) 73.3 (0.50) 71.2 (1.42) 66.5 (1.93) 0.002
Cardiac index (l/min/m2) 4800 (83) 4688 (232) 4644 (316) 0.82
Pulse wave velocity (m/s) 11.51 (0.61) 12.44 (1.69) 16.27 (2.39) 0.14
  1. *Analysis of variance test of equality of three groups. The p-values presented are an overall test that the three groups are equal. Abbreviations:, EDV, End diastolic volume; EF, Ejection fraction; PVA, Pressure volume area; PWV, Pulse wave velocity; SW, Stroke work.