Table 2—

Morphologic parameters and functional features of study subjects stratified for quartiles of BMI (kg/m2)

Quartile IQuartile IIQuartile IIIQuartile IV
21.7 ± 1.3 (18.5–23.2)24.6 ± 0.7 (23.3–25.5)26.9 ± 0.9 (25.5–29.0)32.0 ± 1.7 (30.0–35.3)
Heart rate (beats/min)63 ± 1363 ± 963 ± 1065 ± 9
Morphologic features
    End diastolic volume (ml)143 ± 22141 ± 21148 ± 33144 ± 28
    End systolic volume (ml)56 ± 1455 ± 1356 ± 1651 ± 14
    End diastolic wall mass (g)138 ± 24133 ± 21145 ± 17157 ± 19*
    End diastolic wall mass/volume ratio (g/ml)0.97 ± 0.160.94 ± 0.101.02 ± 0.181.12 ± 0.19*
Systolic function
    Stroke volume (ml)87 ± 1386 ± 1192 ± 1993 ± 16
    Cardiac output (l/min)5.4 ± 1.45.4 ± 0.95.6 ± 1.06.0 ± 1.2
    Ejection fraction (%)61 ± 562 ± 562 ± 465 ± 4
Diastolic function
    Early PFR (ml/s)464 ± 78475 ± 74432 ± 92469 ± 96
    Atrial PFR (ml/s)213 ± 54219 ± 42238 ± 84261 ± 64
    E/A peak flow2.31 ± 0.692.24 ± 0.491.99 ± 0.701.88 ± 0.49
    Deceleration time (ms)176 ± 26183 ± 34197 ± 39183 ± 35
  • Data are means ± SD (BMI range) from two-tailed, independent-Samples t test. †P < 0.05 vs. quartiles I and II in one-way ANOVA and Bonferroni post hoc analysis. PFR: peak filling rate