Table 5.
Observers’ intra and inter agreement after training in the use of the observation instrument (fourth stage).
| Criteria and categorical cores | Intra-reliability Kappa/ICC | Inter- reliability Kappa/ICC | Intra-reliability Kendall’s Tau B | Inter- reliability Kendall’s Tau B |
|---|---|---|---|---|
| Start of the ball possession | ||||
| Way of obtaining the ball | 1.00 | 1.00 | 1.00 | 1.00 |
| Ball height | 0.98 | 0.99 | 0.99 | 0.99 |
| Body part | 1.00 | 1.00 | 1.00 | 1.00 |
| Origin zone | 1.00 | 1.00 | 1.00 | 1.00 |
| Zone where ball was controlled | 1.00 | 1.00 | 1.00 | 1.00 |
| Numerical situation with opponent goalkeeper | 1.00 | 1.00 | 1.00 | 1.00 |
| Numerical situation with own goalkeeper | 1.00 | 1.00 | 1.00 | 1.00 |
| Distance of the defensive player | 0.98 | 0.98 | 0.98 | 0.98 |
| Teammate support | 1.00 | 1.00 | 1.00 | 1.00 |
| Development of the ball possession | ||||
| Tactical collective actions | 1.00 | 1.00 | 1.00 | 1.00 |
| Dribble | 1.00 | 1.00 | 1.00 | 1.00 |
| Ball touches | 1.00 | 1.00 | 1.00 | 1.00 |
| Type of ball handling | 1.00 | 1.00 | 1.00 | 1.00 |
| Defensive pressing lines | 1.00 | 1.00 | 1.00 | 1.00 |
| End of the ball possession | ||||
| Technical action | 1.00 | 1.00 | 1.00 | 1.00 |
| Body part | 1.00 | 1.00 | 1.00 | 1.00 |
| Height | 0.98 | 0.99 | 0.99 | 0.99 |
| Zone where ball possession ends | 1.00 | 1.00 | 1.00 | 1.00 |
| Goalkeeper zone intervention | 1.00 | 1.00 | 1.00 | 1.00 |
| Zone where ball ends | 1.00 | 1.00 | 1.00 | 1.00 |
| Numerical situation | 0.98 | 0.97 | 0.99 | 0.99 |
| Numerical situation with opponent goalkeeper | 1.00 | 0.98 | 1.00 | 0.98 |
| Numerical situation with own goalkeeper | 1.00 | 1.00 | 1.00 | 1.00 |
| Defensive pressing lines | 0.98 | 0.96 | 0.98 | 0.97 |
| Teammate support | 1.00 | 1.00 | 1.00 | 1.00 |