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Table 4 Cardiopulmonary parameters obtained from the Pre-test and Post-test

From: The effects of peppermint on exercise performance

Parameter

Pre-test (n = 12)

Post-test (n = 12)

Changes%

T

P value

Effect size

Resting heart rate

65.18 ± 12.72

62.18 ± 11.82

−4.8

3.609

p < 0.005

0.244

Maximum heart rate

173.4 ± 14.35

187.4 ± 15.17

8

3.777

p < 0.005

0.954

Systolic blood pressure

11.99 ± 0.87

11.28 ± 0.85

−6.2

5.440

p < 0.001

0.824

Diastolic blood pressure

6.645 ± 0.503

6.164 ± 0.566

−7.8

7.831

p < 0.001

0.900

Chest circumference at max. inhale

89.41 ± 4.59

89.95 ± 4.66

0.6

2.782

p < 0.05

0.118

Chest circumference at max. exhale

83.73 ± 5.28

82.41 ± 5.14

−1.6

4.342

p < 0.005

0.253

  1. Data are expressed as mean ± SD.