Table 4.
Cardiac dimensions by race and static/dynamic component of sport
| Overall mean (SD) [IQR] | Race | p value | Static/dynamic sport group | p value | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Black, mean (SD) (n = 72) | White, mean (SD) (n = 250) | IB, mean (SD) (n = 44) | IC, mean (SD) (n = 60) | IIB, mean (SD) (n = 23) | IIC, mean (SD) (n = 184) | IIIA, mean (SD) (n = 18) | ||||
| LA Dimension (cm) (n=288) | 3.2 (0.4) [3.0–3.5] | 3.1 (0.5) | 3.2 (0.4) | 0.4 | 3.2 (0.4) | 3.2 (0.3) | 3.0 (0.4) | 3.2 (0.4) | 2.9 (0.3) | 0.014 |
| LVESD (cm) (n=312) | 3.1 (0.4) (2.9–3.3) | 3.1 (0.5) | 3.1 (0.4) | 0.3 | 3.1 (0.4) | 3.1 (0.3) | 2.9 (0.3) | 3.1 (0.4) | 2.9 (0.3) | 0.048 |
| LVEDD (cm) (n=325) | 4.7 (0.5) (4.4–5.0) | 4.5 (0.7) | 4.7 (0.5) | 0.1 | 4.7 (0.4) | 4.6 (0.5) | 4.5 (0.4) | 4.7 (0.6) | 4.5 (0.4) | 0.002 |
| PWT (cm) (n=328) | 0.9 (0.1) (0.8–1.0) | 0.9 (0.2) | 0.9 (0.1) | 0.9 | 0.9 (0.1) | 0.9 (0.1) | 0.8 (0.1) | 0.9 (0.1) | 0.8 (0.1) | 0.001 |
| IVS (cm) (n=329) | 0.9 (0.1) (0.8–1.0) | 0.9 (0.1) | 0.9 (0.1) | 0.5 | 0.9 (0.1) | 0.9 (0.1) | 0.8 (0.1) | 0.9 (0.1) | 0.8 (0.1) | 0.007 |
| ARD (cm) (n=302) | 2.6 (0.3) (2.4–2.8) | 2.6 (0.3) | 2.6 (0.3) | 0.4 | 2.6 (0.2) | 2.5 (0.3) | 2.4 (0.2) | 2.6 (0.3) | 2.5 (0.3) | 0.021 |
| LA IDX (ml/m2) (n=233) | 27.7 (8.2) (22–33) | 28.2 (9.3) | 27.6 (8.0) | 0.8 | 26.4 (9.4) | 30.4 (8.8) | 25.3 (7.1) | 27.9 (7.5) | 24.2 (6.2) | 0.022 |
| LV EF (n=323) | 59.8 (4.1) (57.5–62.5) | 59.3 (4.3) | 59.9 (4.1) | 0.06 | 58.8 (2.9) | 59.0 (2.9) | 59.5 (2.4) | 60.3 (4.9) | 60.1 (2.8) | 0.521 |
| MV E/A Ratio (n=252) | 2.6 (0.3) (1.8–2.6) | 2.1 (0.5) | 2.2 (0.6) | 0.1 | 2.3 (0.6) | 2.4 (0.6) | 2.1 (0.7) | 2.1 (0.5) | 2.3 (0.6) | 0.03 |
| e’ Lat (n=208) | 19.0 (3.5) (16.7–21.0) | 18.5 (3.7) | 19.1 (3.4) | 0.3 | 19.9 (3.9) | 18.8 (3.8) | 19.3 (2.8) | 18.6 (3.4) | 19.2 (2.4) | 0.347 |
| e’ Med (n=204) | 13.0 (2.2) (11.6–14.4) | 12.9 (2.4) | 13.0 (2.2) | 0.6 | 13.1 (2.2) | 12.8 (1.8) | 13.4 (2.2) | 13.0 (2.1) | 12.0 (3.4) | 0.899 |
| E/Lat e’ (n=205) | 5.3 (1.3) (4.5–6.0) | 5.2 (1.2) | 5.2 (1.3) | 0.8 | 5.1 (1.2) | 5.6 (1.2) | 4.8 (0.9) | 5.3 (1.4) | 5.1 (1.4) | 0.268 |
ARD = aortic root diameter; e’ Lat = lateral mitral annulus e prime; E/Lat e’ = mitral valve e/lateral e prime ratio; e’ Med = medial mitral annulus e prime; IDX = left atrium volume index; IQR = interquartile range; IVS = interventricular septum thickness; LA = left atrium; LV EF = left ventricular ejection fraction; LVEDD = left ventricular end diastolic diameter; LVESD = left ventricular end systolic diameter; MV E/A = mitral valve E/A ratio, PWT = posterior wall thickness; SD = standard deviation.