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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.