Table 2 The weighted relative differences (wrDiff) between heart rate (HR), power (P) and speed (v) from ‘low’ ventilatory threshold (VTlow), ‘low’ lactate threshold (LTlow) and ‘low’ heart rate variability threshold (HRVTlow); min, minimal value; max, maximal value; 90% CI, 90 percent confidence intervals; n.a., no data available; N, number of participants; n, number of studies
| Â | HR@VTlow (%bpm) | P@VTlow (% Watt) | v@VTlow (%km/h) | HR@LTlow (%bpm) | P@LTlow (%Watt) | v@LTlow (%km/h) |
|---|---|---|---|---|---|---|
HRVTlow | Â | Â | Â | Â | Â | Â |
 wrDiff | − 0.6 | 0.7 | 0.9 | 0.0 | 1.5 | − 2.7 |
 90% CI | − 0.9 to − 0.3 | 0.4 to 1.0 | − 0.1 to 2.0 | − 3.3 to 3.3 | − 3.1 to 6.0 | − 4.2 to − 1.3 |
 min | − 2.7 | − 1.3 | − 4.3 | − 5.3 | 0.5 | − 8.0 |
 max | 2.0 | 4.1 | 9.4 | 2.3 | 4.5 | 2.5 |
 N/n | 97/6 | 73/6 | 78/5 | 88/4 | 50/2 | 38/2 |