From: Supernormal functional reserve of apical segments in elite soccer players: an ultrasound speckle tracking handgrip stress study
Athletes
Controls
rest
HG
p
Rest
HR
60 ± 2
90 ± 2
<0.05
66 ± 3
92 ± 4
DPmmHg
80 ± 8
90 ± 3
75 ± 4
93 ± 5
SPmmHg
120 ± 3
140 ± 3
125 ± 4
150 ± 5