Differences in running speed during the 6×4 min work periods (WP1–6) in well-trained (WT) and recreationally trained (RT) runners
| Work period | WT (km/h) | RT (km/h) | Effect size | Qualitative inference | |
|---|---|---|---|---|---|
| WP1 | 14.92±0.66 | 11.24±0.60 | 3.27±0.55 | 0/0/100 | Most likely very large |
| WP2 | 14.95±0.93 | 11.27±0.56 | 3.63±0.62 | 0/0/100 | Most likely very large |
| WP3 | 14.91±0.41 | 11.04±0.54 | 4.51±0.62 | 0/0/100 | Most likely very large |
| WP4 | 14.87±0.35 | 10.81±0.55 | 4.70±0.67 | 0/0/100 | Most likely very large |
| WP5 | 14.86±0.35 | 10.81±0.55 | 4.91±0.65 | 0/0/100 | Most likely very large |
| WP6 | 15.04±0.36 | 10.80±0.62 | 4.70±0.75 | 0/0/100 | Most likely very large |
Data are presented as means and 90% confidence limits.