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Publications and Funding

Publications 

  • Chan MS, Sigward SM.. Prioritizing Limb Loading Improves Symmetry During Dual-tasking in Individuals Following Anterior Cruciate Ligament Reconstruction. Frontiers in Sports and Active Living, 5, 2023: 1090694.
  • Chan MS, Sigward SM. Individuals Following Anterior Cruciate Ligament Reconstruction Practice Underloading Strategies During Daily Activity. Journal of Orthopaedic Research®, 40(3) 565-572, 2022
  • Chan MS, Sigward SM. Center of Pressure Predicts Intra-limb Compensatory Patterns That Shift Demands Away from Knee Extensors During Squatting. Journal of Biomechanics, 111, p.110008, 2020.
  • Lin PE, Sigward SM. Influence of Hamstrings on Knee Moments During Loading Response of Gait in Individuals Following ACL Reconstruction. Journal of Orthopaedic Research, 38(2) 378-386, 2020
  • Chan M-S, Sigward SM. Loading Behaviors Do Not Match Abilities Post Anterior Cruciate Ligament Reconstruction. Medicine & Science in Sports & Exercise, 51(8)1626-1634, 2019
  • Lin PE, Sigward SM. Subtle Alterations in Whole Body Mechanics During Gait Following Anterior Cruciate Ligament Reconstruction. Gait & Posture, 68:494-499, 2019
  • Pratt KA, Sigward SM. Inertial Sensor Angular Velocities Reflect Dynamic Knee Loading during Single Limb Loading in Individuals following Anterior Cruciate Ligament Reconstruction. Sensors, 18 (10), 3460, 2018.
  • Lin PE, Sigward SM. Contributors to Knee Loading Deficits During Gait in Individuals Following Anterior Cruciate Ligament Reconstruction. Gait & Posture, 66:83-87, 2018
  • Havens K, Ebner S, Prat KM, Sigward SM. Accelerations from Wearable Accelerometers Reflect Knee Loading During Running after Anterior Cruciate Ligament Reconstruction, Clinical Biomechanics, 58:57-61, 2018
  • Pratt KA, Sigward SM. Detection of Knee Power Deficits Following ACL Reconstruction Using Wearable Sensors, Journal of Orthopedic and Sports Physical Therapy, 48(11), 895-902, 2018
  • Sigward SM, Chan MS, Lin P, Almonsouri SY, Pratt KA. Compensatory Strategies that Reduce Knee Extensor Demands During a Bilateral Squat Change from 3 to 5 Months Following Anterior Cruciate Ligament Reconstruction. Journal of Orthopedic and Sports Physical Therapy, 48(9), 2018
  • Padua D, DiStefano L, Hewett T, Garrett W, Marshall S, Gilchrist J, Golden G, Shultz S, and Sigward S. National Athletic Trainers’ Association Position Statement: Prevention of Anterior Cruciate Ligament (ACL) Injury.  Journal of Athletic Training,  53(1):5-19, 2018
  • Hashish R, Samarawickrame S, Sigward S, Azen S, Salem G. Lower-Limb Dynamics and Clinical Outcomes for Habitually Shod Runners who Transition to Barefoot Running. Physical Therapy in Sport, 29: 93-100, 2018
  • Cesar GM, Lewthwaite R, Sigward SM. Effect of Practice on the Control of Whole-Body Momentum in Active Children and Adults. Journal of Motor Learning and Development. 6 (1) 185-196: 2018
  • Pollard CD, Sigward SM, Powers CM. ACL Injury Prevention Training Results in Modification of Hip and Knee Mechanics During a Drop-landing Task. Orthopaedic Journal of Sports Medicine, 5:2325967117726267: 7/9/2017
  • Pratt KA and Sigward SM. Knee Loading Deficits during Dynamic Tasks in Individuals following ACL Surgery. Journal of Orthopedic and Sports Physical Therapy. 47 (6):411-419, 2017
  • Sigward SM, Chan M-S and Lin PE. Characterizing Knee Loading Asymmetry in Individuals Following Anterior Cruciate Ligament Reconstruction Using Inertial Sensors. Gait & Posture, 49: 114-119, 2016
  • Cesar GM and Sigward SM. Predictors for Dynamic Stability during Running Gait Termination: A comparison between adults and children.  Human Movement Science, 48:37-43, 2016
  • Sigward SM, Lin PE, Pratt KA. Knee loading asymmetries during gait in early recovery are related to asymmetries in late recovery and during running following ACL reconstruction. Clinical Biomechanics, 32:249-54; Feb 2016.
  • Lawrence EL, Cesar GM, Bromfield M, Peterson R, Valero-Cuevas FJ, Sigward SM. Strength, multi-joint coordination, and sensorimotor processing are independent contributors to overall balance ability. BioMed Research International, Nov19; 2015
  • Cesar GM, Sigward SM. Dynamic stability during running gait termination: Differences in strategies between children and adults to control forward momentum. Human Movement Science, 43:138-145, 2015
  • Havens KL and Sigward SM. Whole Body Postural Mechanics of Running Turn Maneuvers. Gait & Posture, 42(3):240-245, 2015
  • Havens KL and Sigward SM.  Joint and Segmental Mechanics of Running Turn Maneuvers. Gait & Posture, 41(1):33-38, 2015
  • Havens KL and Sigward SM.  Cutting Mechanics: Relationship to Performance and ACL Injury Risk. Medicine & Science in Sports & Exercise, 47(4): 818-824, 2015.
  • Sigward SM, Guilherme GM, Havens KL. Predictors of Frontal Plane Moments During Side-step Cutting to 450 and 1100 in Men and Women: Implications for ACL Injury. Clinical Journal of Sports Medicine, 25(6):529-534, 2015.
  • Sigward SM, Pollard CD, Havens KL, Powers CM. The influence of Sex and Maturation on Knee Mechanics During Side-step Cutting. Medicine & Science in Sports & Exercise, 44(8):1497-503, 2012
  • Sigward SM, Pollard CD, Powers CM. The Influence of Sex and Maturation on Landing Biomechanics: Implications for ACL Injury. Scandinavian Journal of Medicine & Science in Sports, 22(4):502-9, 2012
  • Lyle MA, Sigward SM, Tsai L-C, Pollard CD, Powers CM. The influence of Maturation and Lower Extremity Biomechanics on Peak Foot Velocity in Young Females During a Soccer Kick. Medicine & Science in Sports & Exercise, 43(10):1948-1954, 2011.
  • Sigward SM, Havens KH, Powers CM. The relation between knee separation distance and lower extremity kinematics during a drop land: Implications for clinical screening. Journal of Athletic Training, 46(5): 471-75, 2011
  • Shultz SJ, Schmitz RJ, Nguyen A-D, Chaundhari AM, Padua DA, McLean SG, Sigward SM. ACL Research Retreat V: An Update on ACL Injury Risk and Prevention, March 25-27, 2010, Greensboro, NC. Journal of Athletic Training, 45(5):499-508, 2010.
  • Pollard CD, Sigward SM, Powers CM. Limited Hip and Knee Flexion During Landing is Associated with Increased Frontal Plane Knee Motion and Moments. Clinical Biomechanics, 25(3):142-46, 2010.
  • Tsai L-C, Sigward SM, Pollard CD, Fletcher MJ, Powers CM. The Effects of Fatigue and Recovery on Knee Mechanics During Side-Step Cutting. Medicine & Science in Sports & Exercise, 41(10):1952-1957,2009
  • Sigward SM, Ota S, Powers CM. Predictors of Frontal Plane Knee Excursion During a Drop Land in Young Female Athletes. Journal of Orthopedic and Sports Physical Therapy, 38(11):661-667, 2008
  • Sigward SM, Powers CM. Loading Characteristics of Females Who Exhibit Excessive Valgus Moments During Cutting. Clinical Biomechanics, 22(7):827-33, 2007.
  • Pollard CD, Sigward SM, Powers CM. Gender Differences in Hip Joint Kinematics and Kinetics During a Side-step Cutting Maneuver. Clinical Journal of Sports Medicine, 17: 38-42, 2007.
  • Sigward S, Powers C. The Influence of Gender on Knee Kinematics, Kinetics and Muscle Activation Patterns During Side-step Cutting. Clinical Biomechanics, 21(1):41-8, 2006.
  • Sigward SM, Powers CM. The Influence of Experience on Knee Mechanics During Side-step Cutting. Clinical Biomechanics, 21(7):740-7, 2006.
  • Pollard CD, Sigward SM, Ota S, Langford K, Powers CM. The Influence of In-season Injury Prevention Training on Lower Extremity Kinematics During Landing in Female Soccer Players. Clinical Journal of Sports Medicine, 16(3):223-7, 2006.

Funding

  • 2014-2015 – SC CTSI (NIH/NCATS; UL1TR000130), “Effects of Gait Training on Knee Loading Following Anterior Cruciate Ligament Reconstruction”. Award amount $27,525
  • 2014-2015 – Boston Rehabilitation Outcomes Measurement Pilot Project (NIH R24 HS05688), “Tools to quantify gait behaviors in individuals recovering from anterior cruciate ligament reconstruction”. Award amount $30,000
  • 2014-2015 – California Physical Therapy Fund, “Does Early Gait Training Improve Lower Extremity Sagittal Plane Loading Following Anterior Cruciate Ligament Reconstruction?”. Award amount $9,095
  • 2012-2013 – Zumberge Fund Individual Grant, “The Development of Postural Strategies in Children”. (Sigward, PI) Award amount $27,000
  • 2012-2013 – North American Society for the Psychology of Sports and Physical Activity (NASPSPA), Graduate Student Research Grant, “Development of Postural Strategies in Children during Deceleration of Running”. (Cesar, PI) Award amount $2,000.
  • 2011-2016 – Scholar (Sigward), NIH, National Center for Medical Rehabilitation Research (NICHD), National Institutes of Health Rehabilitation Research Career Development Program, K12-HD055929 (Ottenbacher, PI)
  • 2005-2009 – National Institutes of Health, “Mechanics of non-contact ACL injuries in female athletes”, R01 AR053073-01A1 (Powers, PI) Award Amount: $1,002,379
  • 2002-2003 – National Athletic Trainer’s Foundation Grant, “Biomechanical and Neuromuscular aspects of non-contact ACL injuries: The influence of gender, experience, and training”, (Powers, PI) Award Amount $52,501
University of Southern California