Table 2.
Between-group differences for derived-GPS variables of acceleration and deceleration in the full season.
| Mean (SD) | Comparative | Mean difference (95% CI) | P | Cohen's d (95% CI) | CV (%) | |
|---|---|---|---|---|---|---|
| wAccZ1 (< 2 m/s2) | LDW: 297.58 (34.36) | LDW vs CDF | 25.8 (− 48.0 to 99.6) | 1.000 | − 0.54 (− 1.58 to 0.49) | 20.00 |
| CDF: 271.75 (54.29) | LDW vs MDF | 48.1 (− 28.9 to 125.1) | 0.350 | − 0.83 (− 1.93 to 0.27) | ||
| MDF: 249.47 (72.92) | CDF vs MDF | 22.3 (− 57.0 to 101.6) | 1.000 | − 0.33 (− 1.42 to 0.77) | ||
| wAccZ2 (2 to 4 m/s2) | LDW: 93.00 (9.84) | LDW vs CDF | 10.1 (− 11.0 to 31.2) | 0.673 | − 0.78 (− 1.83 to 0.27) | 19.33 |
| CDF: 82.93 (14.33) | LDW vs MDF | 17.3 (− 4.7 to 39.4) | 0.157 | − 1.01 (− 2.13 to 0.11) | ||
| MDF: 75.65 (21.85) | CDF vs MDF | 7.3 (− 15.4 to 30.0) | 1.000 | − 0.37 (− 1.47 to 0.73) | ||
| wAccZ3 (> 4 m/s2) | LDW: 8.87 (1.38) | LDW vs CDF | 0.89 (− 1.26 to 3.03) | 0.870 | − 0.63 (− 1.67 to 0.41) | 21.18 |
| CDF: 7.98 (1.25) | LDW vs MDF | 1.96 (− 0.28 to 4.20) | 0.098 | − 1.07 (− 2.20 to 0.06) | ||
| MDF: 6.91 (2.08) | CDF vs MDF | 1.08 (− 1.23 to 3.38) | 0.701 | − 0.60 (− 1.71 to 0.52) | ||
| wDecZ1 (> − 2 m/s2) | LDW: 145.33 (16.39) | LDW vs CDF | 11.4 (− 46.0 to 23.3) | 1.000 | − 0.52 (− 1.55 to 0.51) | 19.54 |
| CDF: 133.96 (24.77) | LDW vs MDF | 25.2 (− 11.0 to 61.4) | 0.248 | − 0.91 (− 2.02 to 0.20) | ||
| MDF: 120.15 (34.76) | CDF vs MDF | 13.8 (− 23.5 to 51.1) | 1.000 | − 0.43 (− 1.54 to 0.67) | ||
| wDecZ2 (− 2 to − 4 m/s2) | LDW: 47.92 (5.64) | LDW vs CDF | 5.5 (− 6.8 to 17.9) | 0.759 | − 0.80 (− 1.85 to 0.26) | 22.12 |
| CDF: 42.38 (7.46) | LDW vs MDF | 10.0 (− 2.9 to 22.9) | 0.168 | − 0.95 (− 2.07 to 0.16) | ||
| MDF: 37.93 (13.58) | CDF vs MDF | 4.5 (− 8.8 to 17.8) | 1.000 | − 0.39 (− 1.49 to 0.71) | ||
| wDecZ3 (< − 4 m/s2) | LDW: 13.51 (2.04) | LDW vs CDF | 2.02 (− 1.66 to 5.69) | 0.494 | − 0.88 (− 1.94 to 0.18) | 24.42 |
| CDF: 11.49 (2.27) | LDW vs MDF | 3.28 (− 0.55 to 7.11) | 0.110 | − 1.06 (− 2.19 to 0.07) | ||
| MDF: 10.23 (3.75) | CDF vs MDF | 1.26 (− 2.68 to 5.21) | 1.000 | − 0.39 (− 1.49 to 0.71) | ||
| wAccZ1/wDecZ1 | LDW: 2.05 (0.03) | LDW vs CDF | 2.02 (− 1.66 to 5.69) | 1.000 | − 0.56 (− 1.59 to 0.48) | 2.87 |
| CDF: 2.02 (0.05) | LDW vs MDF | 3.28 (− 0.55 to 7.11) | 0.996 | 0.47 (− 0.60 to 1.55) | ||
| MDF: 2.08 (0.09) | CDF vs MDF | 1.26 (− 2.68 to 5.21) | 0.348 | 0.71 (− 0.41 to 1.84) | ||
| wAccZ2/wDecZ2 | LDW: 1.94 (0.07) | LDW vs CDF | − 0.01 (− 0.20 to 0.16) | 1.000 | 0.18 (− 0.84 to 1.20) | 6.65 |
| CDF: 1.96 (0.09) | LDW vs MDF | − 0.09 (− 0.28 to 0.09) | 0.622 | − 0.59 (− 0.49 to 1.67) | ||
| MDF: 2.04 (0.22) | CDF vs MDF | − 0.08 (− 0.27 to 0.12) | 0.900 | 0.46 (− 0.64 to 1.57) | ||
| wAccZ3/wDecZ3 | LDW: 0.66 (0.05) | LDW vs CDF | − 0.04 (− 0.11 to 0.05) | 0.546 | 0.69 (− 0.36 to 1.73) | 8.29 |
| CDF: 0.70 (0.07) | LDW vs MDF | − 0.03 (− 0.11 to 0.05) | 1.000 | − 0.58 (− 0.50 to 1.66) | ||
| MDF: 0.69 (0.05) | CDF vs MDF | 0.01 (− 0.07 to 0.10) | 1.000 | − 0.20 (− 1.29 to 0.89) |
Notes: wAccZ1, weekly average of accelerations in zone 1 (< 2 m/s2) as number; wAccZ2, weekly average of accelerations in zone 2 (2 to 4 m/s2) as number; wAccZ3, weekly average of accelerations in zone 3 (< 4 m/s2) as number; wDecZ1, weekly average of decelerations in zone 1 (< − 2 m/s2) as number; wDecZ2, weekly average of decelerations in zone 2 (− 2 to − 4 m/s2) as number; wDecZ3, weekly average of decelerations in zone 3 (< − 4 m/s2) as number; wAccZ1/wDecZ1, ratio between weekly accelerations and decelerations in zone 1; wAccZ2/wDecZ2, ratio between weekly accelerations and decelerations in zone 2; wAccZ3/wDecZ3, ratio between weekly accelerations and decelerations in zone 3; LDW, lateral defenders and wingers; CDF, central defenders and forwards; and MDF, midfielders; P, P-value at alpha level 0.05; Cohen's d (95% CI), Cohen’s d effect size magnitude with 95% confidence interval; CV, coefficient of variations for overall team as percentage.