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. 2021 May 3;18(9):4880. doi: 10.3390/ijerph18094880

Table 6.

Comparison of national and international averages of specific fitness factors.

Group N M SD t df p
SFF Bench press (kg) International 57 94.94 39.08 −0.203 112 0.839
National 57 96.37 35.76
Half squat (kg) International 57 147.86 33.79 −0.05 112 0.960
National 57 148.16 31.27
Low body anaerobic (30 s)—
average power (W/kg)
International 57 8.49 1.07 −0.001 112 0.999
National 57 8.49 1.07
Low body anaerobic (30 s)—
fatigue rate (%)
International 57 44.77 7.74 −0.25 112 0.803
National 57 45.13 7.83
Low body anaerobic (30 s)—maximum power (W/kg) International 57 11.70 1.91 −0.071 112 0.944
National 57 11.72 1.92
Low body anaerobic (30 s)—
average power (Watts)
International 57 599.61 90.28 −0.079 112 0.937
National 57 600.94 90.50
Low body anaerobic (30 s)—maximum power (Watts) International 57 824.77 156.25 −0.144 112 0.886
National 57 829.01 158.31
Leg strength (60°/s)—
Left and right average flexor (%BW)
International 57 170.49 21.91 0.16 112 0.873
National 57 169.83 21.85
Leg strength (60°/s)—
Left and right average flexor (Nm)
International 57 121.55 17.06 0.092 112 0.927
National 57 121.26 17.05
Leg strength (60°/s)—
Left and right average extensor (%BW)
International 57 303.18 32.05 7.171 112 0.0001
National 57 262.53 28.37
Leg strength (60°/s)—
and right average extensor (Nm)
International 57 215.89 23.71 0.067 112 0.947
National 57 215.59 24.02
GXT(Treadmill)—
time to exhaustion
International 57 20.53 0.92 0.062 112 0.951
National 57 20.52 0.93
GXT(Treadmill)—
AT (%VO2max)
International 57 84.37 8.00 −0.103 112 0.918
National 57 84.53 8.12
GXT(Treadmill)—
AT (㎖/kg/min)
International 57 53.78 6.66 −0.093 112 0.26
National 57 53.90 6.71
GXT(Treadmill)—
HR@AT (count/min)
International 57 167.25 13.48 −0.101 112 0.920
National 57 167.51 13.55
GXT(Treadmill)
HRmax (count/min)
International 57 188.32 7.74 −0.068 112 0.946
National 57 188.42 7.75
GXT(Treadmill)—
VEmax (ℓ/min)
International 57 164.96 11.45 0.031 112 0.975
National 57 164.90 11.45
GXT(Treadmill)—
VO2max (㎖/kg/min)
International 57 63.71 4.71 −0.027 112 0.979
National 57 63.73 4.70
Maximum lactic acid (mMol) International 57 11.98 2.93 −0.074 112 0.941
National 57 12.03 2.95
Maximum leg strength (180°/s)—
average extensor AP(%BW)
International 57 377.25 55.54 3.597 112 0.0001
National 57 328.60 85.70
Maximum leg strength (180°/s)—
average extensor AP (watts)
International 57 259.49 36.10 1.795 112 0.075
National 57 243.87 54.93

SFF: specific fitness factors.