SlideShare une entreprise Scribd logo
1  sur  2
Télécharger pour lire hors ligne
González de Prado C, Iglesias X, Anguera MT.
    Influence of environmental factors in top-level
    competition  in    Taekwondo     combat.    2011
    SCIENTIFIC CONGRESS ON MARTIAL ARTS AND
    COMBAT SPORTS (Visu, Portugal). Maig, 2011.




                           cgonza22@xtec.cat




Sport Sciences Research Group INEFC Barcelona

Grup de Recerca en Ciències de l'Esport INEFC Barcelona
Grup Consolidat (2009 SGR1054)

Institut Nacional d’Educació Física de Catalunya
Av. de l’Estadi, 12‐22              
08038 Barcelona (Spain)

+34 93 425 54 45                          grce@gencat.cat   @Recerca_INEFC
INFLUENCE OF ENVIRONMENTAL FACTORS
                               IN TOP-LEVEL COMPETITION IN TAEKWONDO COMBAT

                                          Cristina González de Prado1, Xavier Iglesias1, M.Teresa Anguera2
                                      1   Institut Nacional d’Educació Física de Catalunya, Universitat de Barcelona (España)
                                                      2 Universitat de Barcelona, Facultat de Psicologia (España)

                                                                           cgonza22@xtec.cat


Introduction                                                Results
Environmental pressure is the phenomenon                    Construct validity was determined by the                         The number of moves tended to increase in the
produced during combat by the influence of the              conceptual consistency and solidity extracted                    final rounds: 30.8 actions per fight in the first
‘space’, ‘time’ and ‘score’ factors which affect the        from the theoretical framework and from                          round (19 attacks), 32.3 in the second round (20
effectiveness of the moves made. Its influence              consultation with taekwondo specialists.                         attacks) and 40.1 in the third round (25 attacks).
on their effectiveness has been demonstrated in             Reliability was determined using interobserver                   Finally, the difference in the current score
fencing (Iglesias X et al. 2011), but not in other          and intra-observer analysis in seven taekwondo                   variable was significant because of its influence
combat sports. The aim of this study is to                  fights (Kappa inter = 0.99 and Kappa intra =                     on the effectiveness of the moves: when a
evaluate the influence of environmental pressure            0.98).                                                           competitor was losing by more than one point
during
d i competitive situations iin t l l male
                titi   it ti         top-level     l                                                                         (n=785), 10.7%
                                                                                                                             (n=785) 10 7% of the moves were effective; if
taekwondo combat.                                                                                                                       he was winning by more than one
                                                                                                                                         point (n=582), 5.9% were effective;
                                                                                                                                         finally, when there was a tie or a
                                                                                                                                         difference of one point (n=1738),
Methodology                                                                                                                              their effectiveness rose to 17.43%.

We studied 4796 tactical actions                                                                                                                                     Conclusion
p
performed during 48 fights, one
                  g       g
for each of the eight weight                                                                                                                 We conclude that in taekwondo
categories, in 6 World Championships                                                                                                         environmental pressure does not
or World Cups from 2000 to 2007.                                                                                                             have as direct an influence as in
                                                                                                                                             other combat sports such as fencing.
A total of 96 top-level participants                                        Photo by www.olympic.org

from 29 countries underwent systematic, non-
participant observation which applied an
idiographic, and multidimensional approach. The
observation tool was based on the analysis of
action effectiveness, the area where they were
made, the time remaining until the end of the
fight, and the difference in the current score. We
created an ad hoc record tool (Drewtina 23)
based on Microsoft Access 2003 using the NET                             Table 1: Effectiveness with regard to competition area (non-statistically significant values).
programming language (figure 1).
                                                                                                                                                                      References
                                                            As for the analysis of the ‘area available’ factor,
                                                                            y                                 ,              González, C., Iglesias, X., Mirallas, J.A.,
                                                                                                                                       ,    , g        ,   ,          ,      ,
                                                            there were no significant differences in the                     Esparza, G. Sistematización de la acción táctica
                                                            effectiveness of tactical actions with regard to                 en el taekwondo de alta competición. Apunts
                                                            the section of the com petition area involved                    Educació Física i Esports. 2011, 103:56-67.
                                                            (Table 1). The ‘time remaining’ factor involved                  Iglesias, X., Gasset, A., González, C., Anguera,
                                                            two different evaluations. The distribution of                   MT. Interacción competitiva y presión ambiental
                                                            tactical moves and their effectiveness in the                    en deportes de combate: aplicación de la
                                                            rounds had no statistical significance, as values                metodología         observacional.       Revista
                                                            were similar for all three rounds, with an                       Iberoamericana de Psicología del Deporte 2010,
      Figure 1: The observation tool (Drewtina 23)
                                                            effectiveness ranging between 15% and 15.6%.                     (5)2:267 282.
                                                                                                                             (5)2:267-282

                                                                              This paper is part of the research project Technological and methodological advances in the automation of
                                                                              observational studies in sport, funded by the Directorate-General for Research, Ministry of Science and
                                                                              Innovation (PSI2008-01179), 2008-2011.
                                                                              The research was conducted by the INEFC Barcelona Sport Sciences Research Group (SGR-1054).

                                                                                              V Congreso Internacional de Educación Física – Barcelona, 2010

Contenu connexe

Plus de Sports Sciences Research Group INEFC Barcelona

Plus de Sports Sciences Research Group INEFC Barcelona (20)

Monitoring internal load parameters during competitive synchronized swimming ...
Monitoring internal load parameters during competitive synchronized swimming ...Monitoring internal load parameters during competitive synchronized swimming ...
Monitoring internal load parameters during competitive synchronized swimming ...
 
A new approach to monitor stress and fatigue during altitude training in elit...
A new approach to monitor stress and fatigue during altitude training in elit...A new approach to monitor stress and fatigue during altitude training in elit...
A new approach to monitor stress and fatigue during altitude training in elit...
 
Body composition and nutritional status in elite synchronized swimmers.
 Body composition and nutritional status in elite synchronized swimmers. Body composition and nutritional status in elite synchronized swimmers.
Body composition and nutritional status in elite synchronized swimmers.
 
Changes in the whole-body bioelectrical impedance vector induced by training ...
Changes in the whole-body bioelectrical impedance vector induced by training ...Changes in the whole-body bioelectrical impedance vector induced by training ...
Changes in the whole-body bioelectrical impedance vector induced by training ...
 
Energy balance during an ultra-endurance triathlon.
Energy balance during an ultra-endurance triathlon.Energy balance during an ultra-endurance triathlon.
Energy balance during an ultra-endurance triathlon.
 
Muscle damage induced by an ultra-endurance triathlon affects slow fibres and...
Muscle damage induced by an ultra-endurance triathlon affects slow fibres and...Muscle damage induced by an ultra-endurance triathlon affects slow fibres and...
Muscle damage induced by an ultra-endurance triathlon affects slow fibres and...
 
Rodriguez et al. acsm 2012 hrv at altitude
Rodriguez et al. acsm 2012 hrv at altitudeRodriguez et al. acsm 2012 hrv at altitude
Rodriguez et al. acsm 2012 hrv at altitude
 
Ppt fiep x_iglesias_2012
Ppt fiep x_iglesias_2012Ppt fiep x_iglesias_2012
Ppt fiep x_iglesias_2012
 
Poster fims 2012
Poster fims 2012Poster fims 2012
Poster fims 2012
 
Poster acsm 2012 eh 4
Poster acsm 2012 eh 4Poster acsm 2012 eh 4
Poster acsm 2012 eh 4
 
Ecss bruges eposter_iglesias_juliol
Ecss bruges eposter_iglesias_juliolEcss bruges eposter_iglesias_juliol
Ecss bruges eposter_iglesias_juliol
 
Ecss bruges eposter_1169
Ecss bruges eposter_1169Ecss bruges eposter_1169
Ecss bruges eposter_1169
 
Congreso donosti tk_iglesias_2011
Congreso donosti tk_iglesias_2011Congreso donosti tk_iglesias_2011
Congreso donosti tk_iglesias_2011
 
Oral portugal tk_2011
Oral portugal tk_2011Oral portugal tk_2011
Oral portugal tk_2011
 
Congress combat sports_portugal_tk_2011
Congress combat sports_portugal_tk_2011Congress combat sports_portugal_tk_2011
Congress combat sports_portugal_tk_2011
 
HHI triathletes
HHI triathletesHHI triathletes
HHI triathletes
 
Intermittent Hypobaric Hypoxia exposure increases ventilatory treshold but no...
Intermittent Hypobaric Hypoxia exposure increases ventilatory treshold but no...Intermittent Hypobaric Hypoxia exposure increases ventilatory treshold but no...
Intermittent Hypobaric Hypoxia exposure increases ventilatory treshold but no...
 
KWON_3D_workshop
KWON_3D_workshopKWON_3D_workshop
KWON_3D_workshop
 
Benitez 2010 poster ventilatory threshold prediction by spectral analysis of ...
Benitez 2010 poster ventilatory threshold prediction by spectral analysis of ...Benitez 2010 poster ventilatory threshold prediction by spectral analysis of ...
Benitez 2010 poster ventilatory threshold prediction by spectral analysis of ...
 
Poster edison congresso paraolimpico brasileiro 2010
Poster edison   congresso paraolimpico brasileiro 2010Poster edison   congresso paraolimpico brasileiro 2010
Poster edison congresso paraolimpico brasileiro 2010
 

Dernier

Netherlands Players expected to miss UEFA Euro 2024 due to injury.docx
Netherlands Players expected to miss UEFA Euro 2024 due to injury.docxNetherlands Players expected to miss UEFA Euro 2024 due to injury.docx
Netherlands Players expected to miss UEFA Euro 2024 due to injury.docxEuro Cup 2024 Tickets
 
Croatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdf
Croatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdfCroatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdf
Croatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdfEticketing.co
 
Luka Modric Elevating Croatia's Stars for Euro Cup 2024.docx
Luka Modric Elevating Croatia's Stars for Euro Cup 2024.docxLuka Modric Elevating Croatia's Stars for Euro Cup 2024.docx
Luka Modric Elevating Croatia's Stars for Euro Cup 2024.docxEuro Cup 2024 Tickets
 
basketball evolution History Slides.pdf
basketball evolution  History Slides.pdfbasketball evolution  History Slides.pdf
basketball evolution History Slides.pdftishvidphotography
 
Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...
Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...
Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...World Wide Tickets And Hospitality
 
Albania Vs Spain South American coaches lead Albania to Euro 2024 spot.docx
Albania Vs Spain South American coaches lead Albania to Euro 2024 spot.docxAlbania Vs Spain South American coaches lead Albania to Euro 2024 spot.docx
Albania Vs Spain South American coaches lead Albania to Euro 2024 spot.docxWorld Wide Tickets And Hospitality
 
Cricket Api Solution.pdfCricket Api Solution.pdf
Cricket Api Solution.pdfCricket Api Solution.pdfCricket Api Solution.pdfCricket Api Solution.pdf
Cricket Api Solution.pdfCricket Api Solution.pdfLatiyalinfotech
 
JORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdf
JORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdfJORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdf
JORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdfArturo Pacheco Alvarez
 
Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...
Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...
Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...World Wide Tickets And Hospitality
 
Trusted Cricket Betting ID Provider In India: Get your Cricket ID Now
Trusted Cricket Betting ID Provider In India: Get your Cricket ID NowTrusted Cricket Betting ID Provider In India: Get your Cricket ID Now
Trusted Cricket Betting ID Provider In India: Get your Cricket ID Nowbacklinks165
 
Spain to be banned from participating in Euro 2024.docx
Spain to be banned from participating in Euro 2024.docxSpain to be banned from participating in Euro 2024.docx
Spain to be banned from participating in Euro 2024.docxEuro Cup 2024 Tickets
 
Churu Escorts 🥰 8617370543 Call Girls Offer VIP Hot Girls
Churu Escorts 🥰 8617370543 Call Girls Offer VIP Hot GirlsChuru Escorts 🥰 8617370543 Call Girls Offer VIP Hot Girls
Churu Escorts 🥰 8617370543 Call Girls Offer VIP Hot GirlsDeepika Singh
 
UEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docx
UEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docxUEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docx
UEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docxEuro Cup 2024 Tickets
 
Hire 💕 8617370543 Amethi Call Girls Service Call Girls Agency
Hire 💕 8617370543 Amethi Call Girls Service Call Girls AgencyHire 💕 8617370543 Amethi Call Girls Service Call Girls Agency
Hire 💕 8617370543 Amethi Call Girls Service Call Girls AgencyNitya salvi
 
Personal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley DennisPersonal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley Dennisjocksofalltradespodc
 
Genuine 8617370543 Hot and Beautiful 💕 Etah Escorts call Girls
Genuine 8617370543 Hot and Beautiful 💕 Etah Escorts call GirlsGenuine 8617370543 Hot and Beautiful 💕 Etah Escorts call Girls
Genuine 8617370543 Hot and Beautiful 💕 Etah Escorts call GirlsNitya salvi
 
+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...
+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...
+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...Health
 
Unveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar ChartUnveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar ChartChart Kalyan
 

Dernier (19)

Netherlands Players expected to miss UEFA Euro 2024 due to injury.docx
Netherlands Players expected to miss UEFA Euro 2024 due to injury.docxNetherlands Players expected to miss UEFA Euro 2024 due to injury.docx
Netherlands Players expected to miss UEFA Euro 2024 due to injury.docx
 
Croatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdf
Croatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdfCroatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdf
Croatia vs Italy Inter Milan Looking to Carry On Success at Euro 2024.pdf
 
Luka Modric Elevating Croatia's Stars for Euro Cup 2024.docx
Luka Modric Elevating Croatia's Stars for Euro Cup 2024.docxLuka Modric Elevating Croatia's Stars for Euro Cup 2024.docx
Luka Modric Elevating Croatia's Stars for Euro Cup 2024.docx
 
basketball evolution History Slides.pdf
basketball evolution  History Slides.pdfbasketball evolution  History Slides.pdf
basketball evolution History Slides.pdf
 
Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...
Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...
Belgium Vs Slovakia Belgium at Euro 2024 Teams in group, fixtures, schedule, ...
 
Albania Vs Spain South American coaches lead Albania to Euro 2024 spot.docx
Albania Vs Spain South American coaches lead Albania to Euro 2024 spot.docxAlbania Vs Spain South American coaches lead Albania to Euro 2024 spot.docx
Albania Vs Spain South American coaches lead Albania to Euro 2024 spot.docx
 
Cricket Api Solution.pdfCricket Api Solution.pdf
Cricket Api Solution.pdfCricket Api Solution.pdfCricket Api Solution.pdfCricket Api Solution.pdf
Cricket Api Solution.pdfCricket Api Solution.pdf
 
JORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdf
JORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdfJORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdf
JORNADA 6 LIGA MURO 2024TUXTEPECOAXACA.pdf
 
Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...
Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...
Italy Vs Albania Italy vs Albania Euro 2024 Prediction Can Albania pull off a...
 
Trusted Cricket Betting ID Provider In India: Get your Cricket ID Now
Trusted Cricket Betting ID Provider In India: Get your Cricket ID NowTrusted Cricket Betting ID Provider In India: Get your Cricket ID Now
Trusted Cricket Betting ID Provider In India: Get your Cricket ID Now
 
Spain to be banned from participating in Euro 2024.docx
Spain to be banned from participating in Euro 2024.docxSpain to be banned from participating in Euro 2024.docx
Spain to be banned from participating in Euro 2024.docx
 
Churu Escorts 🥰 8617370543 Call Girls Offer VIP Hot Girls
Churu Escorts 🥰 8617370543 Call Girls Offer VIP Hot GirlsChuru Escorts 🥰 8617370543 Call Girls Offer VIP Hot Girls
Churu Escorts 🥰 8617370543 Call Girls Offer VIP Hot Girls
 
UEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docx
UEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docxUEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docx
UEFA Euro 2024 Clash and Eurovision 2024 Poll Insights.docx
 
Hire 💕 8617370543 Amethi Call Girls Service Call Girls Agency
Hire 💕 8617370543 Amethi Call Girls Service Call Girls AgencyHire 💕 8617370543 Amethi Call Girls Service Call Girls Agency
Hire 💕 8617370543 Amethi Call Girls Service Call Girls Agency
 
Personal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley DennisPersonal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley Dennis
 
Genuine 8617370543 Hot and Beautiful 💕 Etah Escorts call Girls
Genuine 8617370543 Hot and Beautiful 💕 Etah Escorts call GirlsGenuine 8617370543 Hot and Beautiful 💕 Etah Escorts call Girls
Genuine 8617370543 Hot and Beautiful 💕 Etah Escorts call Girls
 
Slovenia Vs Serbia Eurovision odds Slovenia have top.docx
Slovenia Vs Serbia Eurovision odds Slovenia have top.docxSlovenia Vs Serbia Eurovision odds Slovenia have top.docx
Slovenia Vs Serbia Eurovision odds Slovenia have top.docx
 
+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...
+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...
+971565801893>>SAFE AND ORIGINAL ABORTION PILLS FOR SALE IN DUBAI AND ABUDHAB...
 
Unveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar ChartUnveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar Chart
 

Poster tk portugal_2011

  • 1. González de Prado C, Iglesias X, Anguera MT. Influence of environmental factors in top-level competition in Taekwondo combat. 2011 SCIENTIFIC CONGRESS ON MARTIAL ARTS AND COMBAT SPORTS (Visu, Portugal). Maig, 2011. cgonza22@xtec.cat Sport Sciences Research Group INEFC Barcelona Grup de Recerca en Ciències de l'Esport INEFC Barcelona Grup Consolidat (2009 SGR1054) Institut Nacional d’Educació Física de Catalunya Av. de l’Estadi, 12‐22               08038 Barcelona (Spain) +34 93 425 54 45                          grce@gencat.cat @Recerca_INEFC
  • 2. INFLUENCE OF ENVIRONMENTAL FACTORS IN TOP-LEVEL COMPETITION IN TAEKWONDO COMBAT Cristina González de Prado1, Xavier Iglesias1, M.Teresa Anguera2 1 Institut Nacional d’Educació Física de Catalunya, Universitat de Barcelona (España) 2 Universitat de Barcelona, Facultat de Psicologia (España) cgonza22@xtec.cat Introduction Results Environmental pressure is the phenomenon Construct validity was determined by the The number of moves tended to increase in the produced during combat by the influence of the conceptual consistency and solidity extracted final rounds: 30.8 actions per fight in the first ‘space’, ‘time’ and ‘score’ factors which affect the from the theoretical framework and from round (19 attacks), 32.3 in the second round (20 effectiveness of the moves made. Its influence consultation with taekwondo specialists. attacks) and 40.1 in the third round (25 attacks). on their effectiveness has been demonstrated in Reliability was determined using interobserver Finally, the difference in the current score fencing (Iglesias X et al. 2011), but not in other and intra-observer analysis in seven taekwondo variable was significant because of its influence combat sports. The aim of this study is to fights (Kappa inter = 0.99 and Kappa intra = on the effectiveness of the moves: when a evaluate the influence of environmental pressure 0.98). competitor was losing by more than one point during d i competitive situations iin t l l male titi it ti top-level l (n=785), 10.7% (n=785) 10 7% of the moves were effective; if taekwondo combat. he was winning by more than one point (n=582), 5.9% were effective; finally, when there was a tie or a difference of one point (n=1738), Methodology their effectiveness rose to 17.43%. We studied 4796 tactical actions Conclusion p performed during 48 fights, one g g for each of the eight weight We conclude that in taekwondo categories, in 6 World Championships environmental pressure does not or World Cups from 2000 to 2007. have as direct an influence as in other combat sports such as fencing. A total of 96 top-level participants Photo by www.olympic.org from 29 countries underwent systematic, non- participant observation which applied an idiographic, and multidimensional approach. The observation tool was based on the analysis of action effectiveness, the area where they were made, the time remaining until the end of the fight, and the difference in the current score. We created an ad hoc record tool (Drewtina 23) based on Microsoft Access 2003 using the NET Table 1: Effectiveness with regard to competition area (non-statistically significant values). programming language (figure 1). References As for the analysis of the ‘area available’ factor, y , González, C., Iglesias, X., Mirallas, J.A., , , g , , , , there were no significant differences in the Esparza, G. Sistematización de la acción táctica effectiveness of tactical actions with regard to en el taekwondo de alta competición. Apunts the section of the com petition area involved Educació Física i Esports. 2011, 103:56-67. (Table 1). The ‘time remaining’ factor involved Iglesias, X., Gasset, A., González, C., Anguera, two different evaluations. The distribution of MT. Interacción competitiva y presión ambiental tactical moves and their effectiveness in the en deportes de combate: aplicación de la rounds had no statistical significance, as values metodología observacional. Revista were similar for all three rounds, with an Iberoamericana de Psicología del Deporte 2010, Figure 1: The observation tool (Drewtina 23) effectiveness ranging between 15% and 15.6%. (5)2:267 282. (5)2:267-282 This paper is part of the research project Technological and methodological advances in the automation of observational studies in sport, funded by the Directorate-General for Research, Ministry of Science and Innovation (PSI2008-01179), 2008-2011. The research was conducted by the INEFC Barcelona Sport Sciences Research Group (SGR-1054). V Congreso Internacional de Educación Física – Barcelona, 2010