Table 3.
Clinical and echocardiographic data at rest and during prolonged strenuous exercise.
| Variable | Pre | 30 min | 60 min | 90 min | Post |
| HR (beats·min-1) | 63 ± 7 | 101 ± 15* | 106 ± 12* | 111 ± 11* | 113 ± 11* |
| SBP (mmHg) | 110 ± 9 | 142 ± 16* | 140 ± 13* | 142 ± 15* | 138 ± 17* |
| EDCA (cm2) | 24 ± 4 | 22 ± 5 | 22 ± 5 | 21 ± 4* | 23 ± 4 |
| ESCA (cm2) | 14 ± 3 | 11 ± 3* | 11 ± 3* | 11 ± 2* | 13 ± 2 |
| FAC (%) | 42 ± 8 | 49 ± 9 | 51 ± 7* | 47 ± 11 | 43 ± 10 |
| SBP – ESCA relation | 8 ± 2 | 13 ± 4* | 13 ± 3* | 13 ± 3* | 11 ± 2*∂ |
| ESWS (Kdynes·cm-2) | 125 ± 23 | 141 ± 37 | 136 ± 29 | 150 ± 34* | 157 ± 29* |
(* = p < 0.05 vs pre; ∂ = p < 0.05 vs 60 minutes; EDCA, End-diastolic cavity area; ESCA, End-systolic cavity area; ESWS, End-systolic wall stress; FAC, Fractional area change; HR, Heart rate; SBP, Systolic blood pressure; SBP-ESCA relation, surrogate for myocardial contractility)