Table 3 Mean values during the post-exercise period (n = 14; mean at one minute after exercise periods).

From: Intensity-dependent cardiopulmonary response during and after strength training

 

50% 3RM

62,5% 3RM

75% 3RM

Effect size η2p

p-value

IET 100%

Hemodynamic parameters

 SBP (mmHg)

135 ± 11

138 ± 11

136 ± 10

0.08

0.34

209 ± 11

 DBP (mmHg)

80.4 ± 5.4

80.4 ± 5.5

80.1 ± 5.2

< 0.01

0.90

77.1 ± 8.3

 HR (bpm)

126.1 ± 21§

130.6 ± 17§

139.5 ± 17*†

0.47

< 0.01

178.9 ± 10

 SV (ml)

123.4 ± 17

126.1 ± 22

133.8 ± 26

0.11

0.23

162.4 ± 30

 CO (l/min)

15.8 ± 3.8§

16.4 ± .2.4§

18.7 ± 4.3*†

0.39

< 0.01

28.9 ± 4.5

 EDV (ml)

179.3 ± 26

186.5 ± 30

190.6 ± 36

0.07

0.42

229.8 ± 40

 EF (%)

69.0 ± 6.0

67.7 ± 6.1

70.4 ± 7.1

0.13

0.16

71.1 ± 8.7

 CW (J)

1.7 ± 0.3

1.8 ± 0.3

1.9 ± 0.4

0.13

0.17

2.9 ± 0.6

Pulmonary parameters

 VE (l/min)

44.6 ± 7.3§†

49.6 ± 7.8§*

58.7 ± 10.7*†

0.83

< 0.01

133.0 ± 26

 RR (bpm)

20.7 ± 2.9§

21.7 ± 3.9§

24.7 ± 4.4*†

0.53

< 0.01

42.2 ± 8.4

 VT (l)

2.2 ± 0.3§

2.4 ± 0.4

2.4 ± 0.4*

0.26

0.02

3.2 ± 0.5

 VO2 (ml/min)

1610 ± 183§†

1753 ± 145*

1882 ± 208*

0.48

< 0.01

3559 ± 428

 VCO2 (ml/min)

1491 ± 198§†

1660 ± 169§*

1881 ± 217*†

0.75

< 0.1

4036 ± 444

 PetO2 (mmHg)

103.8 ± 4.6§

105.3 ± 6.4§

109.6 ± 5.3*†

0.63

< 0.01

110.7 ± 6.6

 PetCO2 (mmHg)

40.1 ± 3.1§

39.8 ± 3.3

38.7 ± 3.2*

0.27

0.02

38.3 ± 5.2

 avDO2 (ml/dl)

10.7 ± 2.3

10.9 ± 1.7

10.5 ± 2.6

0.02

0.80

12.6 ± 2.2

 TPR (mmHg)

7.0 ± 1.4§

6.6 ± 1.1§

5.9 ± 1.1*†

0.36

< 0.01

4.8 ± 0.7

  1. Significant values are in bold.
  2. Values are presented as the means and standard deviation; IET incremental exertion test (the displayed IET data were not included in the ANOVA and only for illustration), η2p partial eta-squared of the one way repeated measures ANOVA (50% weight loads, 62.5% weight loads, 75% weight loads), SBP systolic blood pressure, DBP diastolic blood pressure, HR heart rate, SV stroke volume, CO cardiac output, EDV end-diastolic volume, EF ejection fraction, CW cardiac work, VE ventilation, RR respiratory rate, VT tidal volume, VO2 oxygen uptake, VCO2 carbon dioxide output, PetO2 end-tidal oxygen partial pressure, PetCO2 end-tidal carbon dioxide partial pressure, avDO2 arteriovenous difference of oxygen, TPR total periphery resistance, * (P < 0.05) different from 50% intensity; † (P < 0.05) different from 62.5% intensity; § (P < 0.05) different from 75% intensity.