Table 4.
Proportion of gameplay time heart rate (HR) is at or above the HR thresholds for physical activity intensity
| HR threshold | Levels | % Gameplay time |
|||||
|---|---|---|---|---|---|---|---|
| DC |
KF |
||||||
| Mean | SD | Range | Mean | SD | Range | ||
| ≥ HR@VT | All | 54.3 | 29.5 | 0.0, 94.6 | 87.8 | 21.8 | 5.1, 100 |
| ≥ 50% HRmax | 87.6 | 16.2 | 55.8, 100 | 97.3 | 4.4 | 83.4, 100 | |
| 50% < 70% HRmax | 64.9 | 24.3 | 15.5, 98.9 | 34.2 | 32.5 | 3.4, 95.0 | |
| ≥ 70% HRmax | 22.8 | 28.5 | 0.0, 84.5 | 63.1 | 32.3 | 1.1, 96.6 | |
| ≥ HR@VT | Easy | 42.6 | 31 | 0.0, 92.0 | 73.6 | 26.6 | 0.0, 100 |
| ≥ 50% HRmax | 81.1 | 25 | 27.0, 100 | 94.4 | 7.6 | 76.6, 100 | |
| 50% < 70% HRmax | 66.2 | 26.4 | 27.0, 98.9 | 47 | 29.3 | 5.5, 95.5 | |
| ≥ 70% HRmax | 14.9 | 24.5 | 0.0, 72.5 | 47.4 | 33.4 | 0.0, 94.5 | |
| ≥ HR@VT | Hard | 74 | 25.4 | 15.8, 99.0 | 91.5 | 22 | 6.1, 100 |
| ≥ 50% HRmax | 95.2 | 6.8 | 82.4, 100 | 97 | 7.1 | 73.7, 100 | |
| 50% < 70% HRmax | 60.5 | 32.3 | 4.5, 99.1 | 28.4 | 33.9 | 0.0, 97.4 | |
| ≥ 70% HRmax | 34.7 | 35.8 | 0.0, 95.5 | 68.5 | 34.4 | 1.3, 100 | |
n = 19 for easy-level DC; n = 17 for hard-level DC; n = 18 for KF. Range = min, max.
bpm, beats per minute; DC, Dance Central Spotlight; HRmax, maximum HR = 220 – age; HRpeak, peak HR during cardiopulmonary exercise stress testing; KF, Kung-Fu for Kinect; min, minimum; max, maximum; SD, standard deviation; VT, ventilatory threshold.