At similar angles, slope walking has a greater fall risk than stair walking.

[1]  J. Joseph,et al.  Telemetering electromyography of muscles used in walking up and down stairs. , 1967, The Journal of bone and joint surgery. British volume.

[2]  L. Svanström Falls on Stairs: an Epidemiological Accident Study , 1974, Scandinavian journal of social medicine.

[3]  John Archea,et al.  An analysis of occupational stair accident patterns , 1985 .

[4]  D. Winter,et al.  An integrated biomechanical analysis of normal stair ascent and descent. , 1988, Journal of biomechanics.

[5]  K. Kawamura,et al.  Gait analysis of slope walking: a study on step length, stride width, time factors and deviation in the center of pressure. , 1991, Acta medica Okayama.

[6]  John A. Templer,et al.  The Staircase: History and Theories@@@The Staircase: Studies of Hazards, Falls, and Safer Design , 1994 .

[7]  D. G. Lloyd,et al.  An investigation of floor surface profile characteristics that will reduce the incidence of slips and falls , 1992 .

[8]  D. Winter,et al.  Crosstalk in surface electromyography: Theoretical and practical estimates. , 1994, Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology.

[9]  J. Gage,et al.  Gait analysis: principle and applications with emphasis on its use in cerebral palsy. , 1996, Instructional course lectures.

[10]  B. E. Maki,et al.  Gait Changes in Older Adults: Predictors of Falls or Indicators of Fear? , 1997, Journal of the American Geriatrics Society.

[11]  A. Shumway-cook,et al.  Predicting the probability for falls in community-dwelling older adults. , 1997, Physical therapy.

[12]  S. Whitney,et al.  The dynamic gait index relates to self-reported fall history in individuals with vestibular dysfunction. , 2000, Journal of vestibular research : equilibrium & orientation.

[13]  A. Kuo,et al.  Active control of lateral balance in human walking. , 2000, Journal of biomechanics.

[14]  M. Bobbert,et al.  Changes in walking pattern caused by the possibility of a tripping reaction. , 2001, Gait & posture.

[15]  S. Nadeau,et al.  Frontal and sagittal plane analyses of the stair climbing task in healthy adults aged over 40 years: what are the challenges compared to level walking? , 2003, Clinical biomechanics.

[16]  J. Frank,et al.  Locomotor adaptations for changes in the slope of the walking surface. , 2004, Gait & posture.

[17]  Alex Stacoff,et al.  Ground reaction forces on stairs: effects of stair inclination and age. , 2005, Gait & posture.

[18]  E. Zehr,et al.  Task-specific modulation of cutaneous reflexes expressed at functionally relevant gait cycle phases during level and incline walking and stair climbing , 2006, Experimental Brain Research.

[19]  A. McIntosh,et al.  Gait dynamics on an inclined walkway. , 2006, Journal of biomechanics.

[20]  Thomas J. Ayres,et al.  Sidewalk Potential Trip Points: A Method for Characterizing Walkways , 2006 .

[21]  Andrea N. Lay,et al.  The effects of sloped surfaces on locomotion: an electromyographic analysis. , 2007, Journal of biomechanics.

[22]  R. Begg,et al.  Stepping responses made by elderly and young female adults to approach and accommodate known surface height changes. , 2007, Gait & posture.

[23]  Li-Shan Chou,et al.  Balance control during stair negotiation in older adults. , 2007, Journal of biomechanics.

[24]  Xiaonan Xue,et al.  Self-reported difficulty in climbing up or down stairs in nondisabled elderly. , 2008, Archives of physical medicine and rehabilitation.

[25]  Jeffrey M. Hausdorff,et al.  The Dynamic Gait Index in healthy older adults: the role of stair climbing, fear of falling and gender. , 2009, Gait & posture.

[26]  Mark S. Young,et al.  Kodak's Ergonomic Design for People at Work , 2009 .

[27]  Jinger S Gottschall,et al.  Walking strategies during the transition between level and hill surfaces. , 2011, Journal of applied biomechanics.

[28]  Jinger S Gottschall,et al.  Neuromuscular strategies for the transitions between level and hill surfaces during walking , 2011, Philosophical Transactions of the Royal Society B: Biological Sciences.