Echocardiographic data (mean (SD))
| Pre-exercise | Exercise 1 | Exercise 2 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 30 mins post | 60 mins post | 240 mins post | 30 mins post | 60 mins post | 120 mins post | 240 mins post | |||
| Group A (30 mins) | |||||||||
| SFwma | 3.84 (0.56) | 2.65 (0.69)*** | 3.1 (0.56)3-150 | 3.33 (0.7) | 3.5 (0.8) | 3.8 (0.5) | |||
| SFmean | 3.79 (0.59) | 3.25 (0.67)*** | 3.58 (0.7) | 3.7 (0.6) | 3.7 (0.6) | 3.8 (0.5) | |||
| Sfnorm | 3.7 (0.7) | 4 (0.9) | 3.8 (0.7) | 3.8 (0.7) | 3.9 (0.7) | 3.9 (0.7) | |||
| EF | 61 (6.9) | 55 (8.9)*** | 58.2 (8.8) | 59 (8) | 61 (7) | 62 (8) | |||
| IRP | 87.4 (10.8) | 105.2 (10.8)*** | 93 (10.6) | 92 (12) | 90 (10) | 87 (10) | |||
| Group B (60 mins) | |||||||||
| SFwma | 3.31 (0.74) | 1.86 (0.75)*** | 2.81 (0.85)3-150 | 1.59 (0.76)*** | 1.99 (0.67)*** | 2.52 (0.76)*** | 3.03 (0.68) | ||
| SFmean | 3.34 (0.5) | 2.63 (0.59)*** | 3,12 (0.64) | 2.4 (0.78)*** | 2.5 (0.65)*** | 2.9 (0.52)3-150 | 3.33 (0.46) | ||
| SFnorm | 3.64 (0.9) | 3.68 (0.8) | 3.71 (0.9) | 3.5 (0.9) | 3.18 (0.8) | 3.25 (0.6) | 3.81 (0.6) | ||
| EF | 57.6 (8.1) | 48.9 (13.2)*** | 53.8 (9.9) | 45.7 (12.5)*** | 49 (10.6) | 52.5 (9.6) | 56.4 (8.7) | ||
| IRP | 98.1 (14.8) | 115.2 (15.2)*** | 108 (15.3)*** | 121.9 (11.3)*** | 122 (12.2)*** | 116.6 (15.7)*** | 100.3 (15.1) | ||
| Group C (240 mins) | |||||||||
| SFwma | 4.29 (1) | 2.8 (1)*** | 3.99 (1) | 4.07 (0.86) | 3 (0.9)*** | 2.84 (0.82)*** | 3.5 (1.1) | 4 (1.3) | |
| SFmean | 3.85 (0.57) | 3.23 (0.71)*** | 3.75 (0.59) | 3.85 (0.64) | 3.4 (0.75)** | 3.62 (0.77) | 3.8 (0.8) | 3.8 (0.8) | |
| SFnorm | 3.6 (0.8) | 3.6 (0.8) | 3.7 (0.6) | 3.6 (0.9) | 3.5 (0.9) | 3.5 (0.9) | 3.6 (0.9) | 3.8 (0.6) | |
| EF | 62 (5.7) | 54.1 (7.5)*** | 60 (5) | 61 (6.2) | 56 (9.2)*** | 59.9 (6.6) | 60 (7) | 61 (7) | |
| IRP | 80.7 (21.7) | 93.2 (16)3-150 | 93.5 (19.6)3-150 | 84.1 (19.2) | 91.5 (13)3-150 | 95.7 (12.6)3-150 | 92 (23)3-150 | 81.3 (17.7) | |
↵3-150 p < 0.05; **p < 0.01; ***p < 0.001 versus pre-exercise 1.
SF, shortening fraction (%); EF, ejection fraction (%); IRP, isovolumetric relaxation period (MS).