A biomechanical comparison in the lower limb and lumbar spine between a hit and drag flick in field hockey

© 2018 Informa UK Limited, trading as Taylor & Francis Group Research has revealed that field hockey drag flickers have greater odds of hip and lumbar injuries compared to non-drag flickers (DF). This study aimed to compare the biomechanics of a field hockey hit and a specialised field hockey...

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Bibliographic Details
Main Authors: Ng, Leo, Rosalie, Simon, Sherry, D., Loh, W., Sjurseth, A., Iyengar, S., Wild, C.
Format: Journal Article
Published: Routledge 2018
Online Access:http://hdl.handle.net/20.500.11937/67505
Description
Summary:© 2018 Informa UK Limited, trading as Taylor & Francis Group Research has revealed that field hockey drag flickers have greater odds of hip and lumbar injuries compared to non-drag flickers (DF). This study aimed to compare the biomechanics of a field hockey hit and a specialised field hockey drag flick. Eighteen male and seven female specialised hockey DF performed a hit and a drag flick in a motion analysis laboratory with an 18-camera three-dimensional motion analysis system and a calibrated multichannel force platform to examine differences in lower limb and lumbar kinematics and kinetics. Results revealed that drag flicks were performed with more of a forward lunge on the left lower limb resulting in significantly greater left ankle dorsiflexion, knee, hip and lumbar flexion (Ps < 0.001) compared to a hit. Drag flicks were also performed with significantly greater lateral flexion (P  <  0.002) and rotation of the lumbar spine (P  <  0.006) compared to a hit. Differences in kinematics lead to greater shear, compression and tensile forces in multiple left lower limb and lumbar joints in the drag flick compared to the hit (P  <  0.05). The biomechanical differences in drag flicks compared to a hit may have ramifications with respect to injury in field hockey drag flickers.