Table 3.
Pearson's correlations between measures of aerobic fitness and Instat Index between players in various playing positions in the game.
| Defenders (n = 39) | Midfielders (n = 32) | Forwards (n = 11) | |
|---|---|---|---|
| VO2max (ml kg−1 min−1) | 0.07 (p = 0.66) | -0.12 (p = 0.50) | -0.05 (p = 0.87) |
| AeT speed (km/h) | -0.10 (p = 0.56) | 0.21 (p = 0.25) | 0.01 (p = 0.96) |
| AT speed (km/h) | -0.01 (p = 0.97) | -0.16 (p = 0.38) | 0.01 (p = 0.96) |
| Maximal HR (beat · min−1) | 0.06 (p = 0.72) | 0.02 (p = 0.92) | 0.07 (p = 0.84) |
| Maximal running speed (km/h) | -0.07 (p = 0.69) | -0.09 (p = 0.60) | 0.01 (p = 0.96) |
| Test time (s) | -0.05 (p = 0.77) | -0.08 (p = 0.64) | 0.02 (p = 0.94) |
| Vo2max at AT (ml kg−1 min−1) | -0.22 (p = 0.18) | -0.21 (p = 0.25) | -0.02 (p = 0.95) |
| Vo2max at AT (%) | -0.30 (p = 0.06) | -0.15 (p = 0.40) | 0.07 (p = 0.83) |
| HR at AT (beat · min−1) | 0.15 (p = 0.35) | 0.04 (p = 0.81) | 0.06 (p = 0.85) |
| HR at AT (%) | 0.18 (p = 0.28) | 0.06 (p = 0.74) | -0.01 (p = 0.98) |
| Time above AT (s) | 0.06 (p = 0.71) | 0.06 (p = 0.75) | 0.08 (p = 0.81) |
VO2max - maximal oxygen uptake; AeT – aerobic threshold; AT – anerobic threshold; Vmax – maximal running speed at test; HR – heart rate.