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Table 3 Soccer players and referees

From: The cardiovascular profile of soccer referees: an echocardiographic study

General data Soccers N = 120 Referees N = 120
Age(years) 25.0 ± 13.0 32.0 ± 3.3
Height (cm) 172.5 ± 10.5* 184 ± 5.7 *
Weight(Kg) 65 ± 10.0 77.2 ± 6.6
HR(bpm) 72.2 ± 12.6 59.4 ± 13.5
SBP(mmHg) 119.5 ± 10.4 120.7 ± 13.2
DBP (mmHg) 76.0 ± 5.0 73.1 ± 10.2
Echocardiographic data   
Ad (mm) 36.5 ± 4.5* 33.9 ± 7.4*
IVS (mm) 9.8 ± 1.2 9.4 ± 0.6
PWT (mm) 9.6 ± 1.4 9.1 ± 0.6
Aorta (mm) 30.6 ± 4.4 29.6 ± 6.6
RV(mm) 22.2 ± 3.8* 25.9 ± 2.4 *
LVDD (mm) 50.7 ± 3.3 52.5 ± 3.5
LVDS (mm) 31.0 ± 3.0 32.5 ± 2.8
E peak (m/sec) 80.0 ± 15.0 80.9 ± 24.1
A peak (m/sec) 40.0 ± 15.0 48.4 ± 14.5
IVR (msec) 79.1 ± 14.8 68 ± 26.2
DT (msec) 192.5 ± 40.1 171.6 ± 54.5
LVM (g) 179.6 ± 81.4* 211.4 ± 37.1*
LVMi (g/m2) 100.5 ± 45.2* 105.4 ± 17.3*
  1. HR heart rate, SBP systolic blood pressure, DBP diastolic blood pressure, Ad atrial dimension, IVS interventricular septum, PWT posterior wall thickness, RV right ventricle, LVDD left ventricular diastolic dimension, LVDS left ventricular systolic dimension, LVMi left ventricular mass index; *Significant difference according to Student's t test p < 0.05