Evaluating the Reliability of a Marker-Less, Digital Video Analysis Approach to Characterize Fire-fighter Trunk and Knee Postures During a Lift Task: A Proof-of-Concept Study

Kathryn E Sinden^1*, Joy C MacDermid^1,2,3, Thomas R Jenkyn^4,5, Sandra Moll¹ and Robert D’Amico⁶

¹McMaster University, School of Rehabilitation Science, 1400 Main Street West IAHS 403, Hamilton, Ontario, Canada

²Physical Therapy, Western University, Hand and Upper Limb Centre, London, Ontario, Canada

³Roth | McFarlane Hand and Upper Limb Centre, London, Ontario, Canada

⁴Western University, Department of Mechanical and Materials Engineering and School of Kinesiology, London, Ontario, Canada

⁵Fowler Kennedy Sport Medicine Clinic, Wolf Orthopaedic Biomechanics Laboratory, London, Ontario, Canada

⁶Hamilton Professional Fire-fighters Association, Canada

^*Corresponding Author: Kathryn E Sinden, Department of Kinesiology and Physical Education, McGill University, 475 Pine Street, Montreal, QC, H2W 1S4, Canada, Tel: 4506889550-4813 Email: