Table 2.
Mean ± SD (95% CI) counts/min, individual MET values, and O2 consumption at different treadmill speeds. All values are significantly different from the preceding values (P < .05) (n = 41 at 2 and 5 km/h; n = 35 at 6 km/h).
| Speed (km/h) | Counts/min | Individual MET values | O2 consumption (mL/kg/min) | O2 consumption (L/min) |
|---|---|---|---|---|
| 2 | 607 ± 468 (459 to 755) | 2.82 ± 0.42 (2.69 to 2.96) | 8.47 ± 0.98 (8.16 to 8.77) | 1.00 ± 0.19 (0.94 to 1.06) |
| 3 | 1425 ± 523 (1262 to 1588) | 3.29 ± 0.53 (3.12 to 3.45) | 9.84 ± 1.16 (9.48 to 10.20) | 1.16 ± 0.23 (1.09 to 1.23) |
| 4 | 2513 ± 650 (2311 to 2716) | 3.88 ± 0.63 (3.68 to 4.08) | 11.63 ± 1.42 (11.19 to 12.07) | 1.37 ± 0.28 (1.29 to 1.46) |
| 5 | 3729 ± 882 (3451 to 4008) | 4.80 ± 0.86 (4.53 to 5.07) | 14.40 ± 1.82 (13.83 to 14.97) | 1.70 ± 0.37 (1.59 to 1.82) |
| 6 | 4611 ± 1108 (4231 to 4992) | 5.83 ± 0.81 (5.55 to 6.11) | 17.81 ± 1.75 (17.21 to 18.41) | 2.05 ± 0.34 (1.94 to 2.17) |