Table 2.
Physical activity and left ventricular volumes, myocardial mass and function (N = 381).
| Physical activity | ||||
|---|---|---|---|---|
| Regular >2 h/week§ | Regular 1 h/week |
Irregular 1 h/week |
(Almost) no activity |
|
| N = 109 | N = 118 | N = 55 | N = 99 | |
| End-diastolic volume/BSA (ml/m2) | 67.9 (65.2; 70.6) | 65.6 (63.1; 68.2) | 66.4 (62.6; 70.2) | 65.0 (62.2; 67.9) |
| End-systolic volume/BSA (ml/m2) | 20.3 (18.7; 21.9) | 21.0 (19.5; 22.5) | 21.1 (18.9; 23.4) | 21.0 (19.3; 22.7) |
| Stroke volume/BSA (ml/m2) | 47.5 (45.8; 49.3) | 44.6 (43.0; 46.3)* | 45.3 (42.9; 47.7) | 44.1 (42.3; 46.0)** |
| Ejection Fraction (%) | 70.8 (69.2; 72.3) | 68.7 (67.3; 70.2) | 68.5 (66.4; 70.7) | 68.4 (66.8; 70.1)* |
| Myocardial mass, diastolic (g) | 143.6 (139.0; 148.3) | 138.6 (134.2; 143.0) | 140.8 (134.3; 147.3) | 140.0 (135.1; 144.9) |
| Myocardial mass, systolic (g) | 146.6 (141.7; 151.4) | 141.6 (137; 146.2) | 141.3 (134.5; 148.1) | 142.7 (137.6; 147.8) |
| Peak systolic ejection rate (ml/s) | −374.6 (−398.7; −350.5) | −346.0 (−368.8; −323.1) | −363.8 (−397.8; −329.8) | −335.8 (−361.2; −310.4)* |
| Early diastolic filling rate (ml/s) | 254.2 (234.4; 274.0) | 218.0 (199.2; 236.7)** | 223.5 (195.6; 251.5) | 204.8 (183.9; 225.7)** |
| Late diastolic filling rate (ml/s) | 253.2 (226.7; 279.7) | 237.8 (212.7; 262.9) | 237.4 (199.9; 274.8) | 217.9 (189.9; 245.8) |
Data are adjusted predicted means and 95% confidence intervals after linear regression adjusted for age, sex, body mass index, systolic blood pressure, diastolic blood pressure, diabetes mellitus; BSA, body surface area.
**p < 0.01, *p < 0.05, §Reference category = “regular >2 h/week”.