Performance characteristics |
PD n=42 |
C n=30 |
Total n=72 | p Value | Value of statistical test |
RHR (bpm) | 84.00±7.32 | 85.23±8.09 | 84.51±7.62 | >0.05 | Z=−0.69, U=569.00 |
PMHR (bpm) | 200.85±6.33 | 207.34±0.95 | 203.55±5.82 | <0.05 | Z=−7.00, U=29.00 |
HRRDT (bpm) | 178.86±7.28 | 183.03±4.97 | 180.60±6.71 | <0.05 | Z=−2.54, U=408.00 |
VO_{2}max (mL/kg/min) | 29.42±6.50 | 34.51±5.35 | 31.54±6.51 | <0.05 | t=−3.51 |
90%VO_{2}max (mL/kg/min) | 26.48±5.85 | 31.06±4.81 | 28.39±5.86 | <0.05 | t=−3.51 |
HR 90%Vo_{2}max (bpm) | 160.97±6.55 | 164.73±4.48 | 162.54±6.04 | <0.05 | Z=−2.54, U=408.00 |
RPE 90%Vo_{2}max | 18.93±0.55 | 16.67±0.60 | 17.99±1.26 | <0.05 | Z=−7.42, U=8.00 |
RPE scale to 90% VO_{2}max and HR Measured at 90% VO_{2}max in the PD group | Smoker | 2.27±1.28 | >0.05 | Z=−0.87, U=148.50 | |
Non-smoker | 1.70±1.34 | ||||
HRRDT x RPE scale to 90% VO_{2}max and HR measured at 90% VO_{2}max | PD | r= −. 511* | |||
C | r=0.005* |
The results are presented as mean and SD.
*Pearson's correlation. Alpha was set to 0 .05 for all statistical analyses.
HR, heart rate; HRRDT, heart rate reached during test; HR 90%Vo_{2}max, heart rate at 90% of maximal oxygen consumption; PMHR, predict maximum heart rate;RHR, resting heart rate; VO_{2}max, maximal oxygen consumption; 90%VO_{2}max, 90% of the maximal oxygen consumption; RPE 90%Vo2max, Borg's RPE Scale values at 90% of maximal oxygen consumption.