From: Evaluation of ventilatory threshold and its relation to exercise habits among Japanese
Age | Men | Women | ||||
---|---|---|---|---|---|---|
Exercise habits (+) | Exercise habits (−) | P | Exercise habits (+) | Exercise habits (−) | P | |
Oxygen uptake at VT (ml/kg/min) | ||||||
20–29 | 18.0 ± 5.7 | 14.7 ± 3.7 | 0.0020* | 15.4 ± 4.3 | 12.9 ± 2.7 | 0.0049* |
30–39 | 17.9 ± 5.3 | 13.7 ± 2.4 | <0.0001* | 17.4 ± 5.4 | 12.7 ± 1.9 | <0.0001* |
40–49 | 16.0 ± 4.4 | 14.0 ± 2.0 | 0.0001* | 13.0 ± 2.4 | 12.1 ± 1.9 | 0.0403* |
50–59 | 14.6 ± 3.1 | 13.7 ± 2.1 | 0.0759 | 12.4 ± 2.1 | 11.7 ± 1.8 | 0.0548 |
60–69 | 13.5 ± 1.9 | 12.0 ± 1.0 | 0.0171* | 12.2 ± 1.9 | 11.3 ± 1.5 | 0.0520 |
Work rate at VT (W) | ||||||
20–29 | 104.0 ± 33.7 | 87.1 ± 19.2 | 0.0041* | 74.0 ± 24.2 | 57.6 ± 12.4 | 0.0003* |
30–39 | 99.5 ± 25.8 | 80.5 ± 17.2 | <0.0001* | 74.2 ± 26.5 | 56.4 ± 11.2 | <0.0001* |
40–49 | 86.4 ± 26.1 | 75.9 ± 17.8 | 0.0024* | 57.4 ± 12.4 | 49.0 ± 10.8 | 0.0003* |
50–59 | 75.4 ± 18.5 | 71.9 ± 17.0 | 0.3074 | 50.5 ± 10.0 | 45.7 ± 11.6 | 0.0177* |
60–69 | 60.9 ± 15.3 | 59.0 ± 9.0 | 0.7067 | 41.4 ± 8.8 | 38.0 ± 8.7 | 0.1522 |
Heart rate at VT (beat/min) | ||||||
20–29 | 113.8 ± 12.8 | 115.7 ± 11.1 | 0.4803 | 111.7 ± 12.5 | 114.7 ± 11.2 | 0.3743 |
30–39 | 108.3 ± 10.0 | 107.7 ± 10.2 | 0.7349 | 110.4 ± 14.4 | 109.9 ± 11.0 | 0.8711 |
40–49 | 105.5 ± 13.1 | 105.6 ± 10 | 0.9429 | 105.3 ± 10.4 | 108.1 ± 10.4 | 0.2048 |
50–59 | 96.7 ± 10.7 | 101.3 ± 10.3 | 0.0262* | 103.2 ± 10.6 | 103.5 ± 11.5 | 0.8475 |
60–69 | 97.3 ± 10.0 | 99.8 ± 10.8 | 0.5338 | 100.2 ± 12.5 | 97.3 ± 12.6 | 0.3916 |