Table 3 Oxygen consumption (V̇O2, mL·kg− 1·min− 1) at each walking stage during Nordic walking (NW) and conventional walking (W)
From: Estimation of energy expenditure of Nordic walking: a crossover trial
Walking stage | Treadmill speed (km·h− 1) | Treadmill grade (%) | V̇O2 NW | V̇O2 W | ΔV̇O2 (%V̇O2) | P-value |
|---|---|---|---|---|---|---|
Stage 1 | 3 | 0 | 10.9 ± 2.2 | 9.0 ± 1.5 | 1.9 (20.9) | <.01 |
Stage 2 | 4 | 0 | 12.1 ± 2.1 | 10.1 ± 1.5 | 2.0 (19.3) | <.01 |
Stage 3 | 5 | 0 | 14.0 ± 2.5 | 12.0 ± 1.5 | 2.0 (16.2) | <.01 |
Stage 4 | 5 | 1 | 15.3 ± 2.1 | 13.0 ± 1.6 | 2.3 (17.4) | <.01 |
Stage 5 | 5 | 3 | 16.5 ± 2.0 | 14.8 ± 1.8 | 1.7 (11.6) | <.01 |
Stage 6 | 5 | 5 | 18.6 ± 2.0 | 16.7 ± 1.5 | 1.8 (10.9) | <.01 |
Stage 7 | 5 | 7 | 21.2 ± 1.7 | 19.0 ± 1.4 | 2.1 (11.3) | <.01 |