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)

McGavock et al. Dynamic Medicine 2003 2:2   doi:10.1186/1476-5918-2-2