Table 1. Main cardiac ECHO findings before (baseline) and 3 h after 24 h cross–country skiing.
|
Unit |
Baseline |
After 3 h |
Difference |
Normal value |
LVEDD |
mm |
55 |
52 |
–5.5% |
46–52 |
LVESD |
mm |
34 |
35 |
2.9% |
28–37 |
LVEF |
% |
67 |
59 |
–11.9% |
≥ 55 |
IVS |
mm |
12 |
13 |
8.3% |
7.1–11.1 |
LVPW |
mm |
13 |
13 |
0.0% |
7.3–10.0 |
RVEDD |
mm |
31 |
30 |
–3.2% |
10.0–26.0 |
Mitral e velocity |
cm/s |
7.4 |
6.3 |
–14.9% |
|
e’ |
cm/s |
9 |
8 |
–11.1% |
|
e/e’ ratio |
|
8.6 |
7.9 |
–8.1% |
|
LVEDD, left ventricular end diastolic diameter; LVESD, left ventricular end-systolic dimension; LVEF, left ventricular ejection fraction; IVS, interventricular septum; LVPW, left ventricular posterior wall; RVEDD, right ventricular end-diastolic diameter; e, early diastolic velocity; e’ mitral annular early diastolic velocity; e/e’ ratio, diastolic function marker