Table 2. Left-ventricular mass index by body surface area and mass to volume (M/V) ratio of risk-free and with risk MESA participants stratified by gender and race.
Values displayed as mean±SD (95% confidence interval). * p<0.05 of the unpaired t-test between black and white in the corresponding category.
| Risk free | With risk | ||||
|---|---|---|---|---|---|
| Women | Men | Women | Men | ||
| Mass index (g/m2) | White | N = 98 54±7.5(52.5;55.5) |
N = 66 71.4±12(68.4;74.4) |
N = 574 57.5±9(56.8;58.2) |
N = 534 72.6±11.5(71.6;73.6) |
| Chinese | N = 44 54.5±6.8(52.5;56.6) |
N = 20 62.8±8.2(58.9;66.6) |
N = 148 58±9(56.6;59.5) |
N = 167 70.7±11.2(69;72.4) |
|
| Black | N = 15 60.7±9.9(55.2;66.2)* |
N = 15 71.9±13.7(64.3;79.5) |
N = 410 62.3±10.9(61.3;63.4)* |
N = 306 79.4±15.5(77.7;81.2)* |
|
| Hispanic | N = 35 54.2±7.1(51.8;56.7) |
N = 21 69.8±8.4(66;73.7) |
N = 251 61.3±10(60;62.5) |
N = 308 74.5±13.1(73;76) |
|
| M/V ratio (g/ml) | White | 0.87±0.16(0.84;0.91) | 0.97±0.19(0.93;1.02) | 0.98±0.2(0.96;1) | 1.12±0.26(1.09;1.14) |
| Chinese | 0.88±0.12(0.84;0.92) | 0.96±0.16(0.89;1.04) | 0.98±0.19(0.95;1.01) | 1.07±0.19(1.04;1.09) | |
| Black | 0.91±0.18(0.81;1.01) | 0.99±0.15(0.9;1.07) | 1.05±0.21(1.03;1.07)* | 1.16±0.24(1.14;1.19)* | |
| Hispanic | 0.86±0.11(0.82;0.89) | 0.99±0.19(0.9;1.07) | 1.02±0.19(1;1.05) | 1.16±0.26(1.13;1.19) | |