The energy expenditure of normal and pathologic gait

Gait and Posture

Volumn 9, Issue 3, 1999, Pages 207-231

  Waters, Robert L ^a   Mulroy, Sara ^a  

^a RANCHO LOS AMIGOS NATIONAL REHABILITATION CENTER   (United States)

Author keywords

Age; Metabolism

Indexed keywords

AMPUTATION; ARTHRODESIS; BASAL METABOLIC RATE; ENERGY EXPENDITURE; ENERGY METABOLISM; ENERGY TRANSFER; GAIT DISORDER; HUMAN; KNEE FUNCTION; MOBILIZATION; MUSCLE CONTRACTION; OXYGEN CONSUMPTION; PRIORITY JOURNAL; REHABILITATION; REVIEW; SPINAL CORD DISEASE; SPINAL CORD INJURY; WALKING SPEED;

AMPUTATION; ANKLE JOINT; ARTHRODESIS; CEREBRAL PALSY; CEREBROVASCULAR ACCIDENT; CRUTCHES; ENERGY METABOLISM; EXERCISE; GAIT; HIP JOINT; HUMANS; MUSCLE, SKELETAL; NEURAL TUBE DEFECTS; ORTHOTIC DEVICES; OXYGEN CONSUMPTION; PHYSICAL FITNESS; RANGE OF MOTION, ARTICULAR; SPINAL CORD INJURIES; WALKING;

EID: 0033028372     PISSN: 09666362     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0966-6362(99)00009-0     Document Type: Review

References (155)

1. Elftman H. Biomechanics of muscle with particular application to studies of gait. J. Bone Joint Surg. 48A(2):1966;363-377.
2. Inman V.T., Ralston H.J., Todd F. Human Walking. 1981;Williams and Wilkins, Baltimore, MD.
3. Saunders J.B., Inman V.T., Eberhart H.D. The major determinants in normal and pathological gait. J. Bone Joint Surg. 35A(3):1953;543-557.
4. Minetti A.E., Capelli C., Zamparo P., diPrampero P.E., Saibene F.P. Effects of stride frequency on mechanical power and energy expenditure of walking. Med. Sci. Sports Exerc. 27:1995;1194-1202.
5. Perry J. The mechanics of walking in hemiplegia. Clin. Orthop. Rel. Res. 63:1969;23-31.
6. Kerrigan D.C., Viramontes B.E., Corcoran P.J., LaRaia P.J. Measured versus predicted vertical displacement of the sacrum during gait as a tool to measure biomechanical gait performance. Am. J. Phys. Med. Rehabil. 74:1995;3-8.
7. Gleim G.W., Stachenfeld N.S., Nicholas J.A. The influence of flexibility on the economy of walking and jogging. J. Orthop. Res. 8:1990;814-823.
8. Astrand P.O., Rodahl K. Textbook of Work Physiology. 1977;McGraw-Hill Book Company, New York.
9. McArdle W.D., Katch F.I., Katch V.L. Exercise Physiology. 1986;Lea and Lebiger, Philadelphia.
10. Waters R., Hislop H., Perry J., Antonelli D. Energetics: application to the study and management of locomotor disabilities. Orthop. Clin. North Am. 9:1978;351-377.
11. Astrand P.O. Physical performance as a function of age. J. Am. Med. Assoc. 205:1968;105-109.
12. Astrand P.O., Saltin B. Maximal oxygen uptake and heart rate in various types of muscular activity. J. Appl. Physiol. 16:1961;977-981.
13. Holloszy J.O., Coyle E.F. Adaptions of skeletal muscle to endurance exercise and their metabolic consequences. J. Appl. Physiol. 56:1984;834-838.
14. Davis J.A. Anaerobic threshold: review of the concept and directions for future research. Med. Sci. Sports Exerc. 17:1985;6-12.
15. Michelson T.C., Hagerman F.C. Anaerobic threshold measurements of elite oarsmen. Med. Sci. Sports Exerc. 14:1982;440.
16. Rhodes E.C., McKenzie D.C. Predicting marathon time from anaerobic threshold measurements. Phys. Sport Med. 12:1984;95.
17. Wasserman K., Whipp B., Koyal S., Beaver W. Anaerobic threshold and respiratory gas exchange during exercise. J. Appl. Physiol. 35:1973;236-243.
18. Coyle E.F., Martin W.H., Ehsani A.A., Hagberg J.M. Blood lactate threshold in some well-trained ischemic heart disease patients. J. Appl. Physiol. 54:1983;18-23.
19. LaFontaine T.P. The maximal steady state versus selected running events. Med. Sci. Sports Exerc. 13:1981;190-193.
20. Bassey E.J., Bennett T., Biemingham A.T., Fentem P.H., Fitton D., Goldsmith R. Changes in the cardiorespiratory response to exercise following bed-rest in hospital patients. Proc. Physiol. Soc. 15:1971;79.
21. Saltin B, Blomqvist G, Mitchell JH, Johnson RL, Wildenthal K, Chapman CB. Response to submaximal and maximal exercise after bedrest and training. Circulation 1968;38:Suppl. 7, 1-78.
22. Durnin J.V., Passmore R. Energy, Work and Leisure. 1967;Heinemann Educational Books, London.
23. Passmore R., Durnin J. Human energy expenditure. Physiol. Rev. 35:1953;801.
24. Joseph J. Man's Posture: Electromyographic Studies. 1960;Charles C. Thomas, Springfield.
25. Perry J. Gait Analysis, Normal and Pathological Function. 1992;Charles B. Slack, Thorofare, NJ.
26. Finley F.R., Cody K.A. Locomotive characteristics of urban pedestrians. Arch. Phys. Med. Rehabil. 51:1970;423-426.
27. Falls H.B., Humphrey L.A. Energy cost of running and walking in young women. Med. Sci. Sport. 8:1976;9-13.
28. Waters R.L., Lunsford B.R., Perry J., Byrd R. Energy-speed relationship of walking: standard tables. J. Orthop. Res. 6(2):1988;215-222.
29. Thorstensson A., Robertson H.R. Adaptions to changing speed in human locomotion: speed of transition between walking and running. Acta Physiol. Scand. 131:1987;211-214.
30. Waters R.L., Hislop H.J., Thomas L., Campbell J. Energy cost of walking in normal children and teenagers. Dev. Med. Child. Neurol. 25:1983;184-188.
31. Astrand I., Astrand P.O., Hallback I., Kilbom A. Reduction in maximal oxygen uptake with age. J. Appl. Physiol. 35(5):1973;649-654.
32. Waters R.L., Hislop H.J., Perry J., Thomas L., Campbell J. Comparative cost of walking in young and old adults. J. Orthop. Res. 1(1):1983;73-76.
33. Martin P.E., Rothstein D.E., Larish D.D. Effects of age and physical activity status on the speed-aerobic demand relationship of walking. J. Appl. Physiol. 73:1992;200-206.
34. Cunningham D.A., Rechnitzer P.A., Pearce M.E., Donner A.P. Determinants of self-selected walking pace across ages 19 to 66. J. Gerontol. 37:1982;560-564.
35. Bobbert A.C. Energy expenditure in level and grade walking. J. Appl. Physiol. 15:1960;1015-1021.
36. Booyens J., Keatinge W.R. The expenditure of energy by men and women walking. J. Physiol. 138:1957;165-171.
37. Ralston H.J. Energy-speed relation and optimal speed during level walking. Int. Z. Angew. Physiol. 17:1958;277.
38. Corcoran P.J., Gelmann B. Oxygen uptake in normal and handicapped subjects in relation to the speed of walking beside a velocity-controlled cart. Arch. Phys. Med. Rehabil. 51:1970;78-87.
39. Cotes J.E., Meade F. The energy expenditure and mechanical energy demand in walking. Ergonomics. 3:1960;97.
40. Dill D.B. Oxygen use in horizontal and grade walking and running on the treadmill. J. Appl. Physiol. 20:1957;165.
41. Erickson L., Simonson E., Talor H.C., Alexander H., Keys A. The energy cost of horizontal and grade walking on a motor-driven treadmill. Am. J. Physiol. 145:1946;391.
42. Molen N.H., Roxendal R.H. Energy expenditure in normal test subjects walking on a motor driven treadmill. Proc. K. Ned. Akad. Wet. Ser. 70:1967;192.
43. Bunc V., Dlouha R. Energy cost of treadmill walking. J. Sports Med. Phys. Fitness. 37:1997;103-109.
44. Holt K.G., Hamill J., Andres R.O. Predicting the minimal energy costs of human walking. Med. Sci. Sports Exerc. 23:1991;491-498.
45. Farley C.T., McMahon T.A. Energetics of walking and running: insights from simulated reduced-gravity experiments. J. Appl. Physiol. 73:1992;2709-2712.
46. Lerner-Frankiel M.B., Vargas S., Brown M., Krusell L., Schoneberger W. Functional community ambulation: what are your criteria? Clin. Manag. Phys. Ther. 6:1986;12-15.
47. Ralston H.J. Comparison of energy expenditure during treadmill walking and floor walking. J. Appl. Physiol. 15:1960;1156.
48. Zamparo P., Perini R., Orizo C., Sacher M., Ferretti G. The energy cost of walking or running on sand. Eur. J. Appl. Physiol. 65:1998;183-187.
49. Ebbeling C.J., Hamill J., Crussemeyer J.A. Lower extremity mechanics and energy cost of walking in high-heeled shoes. J. Orth. Sports Phys. Ther. 19:1994;190-196.
50. Mahadeva K., Passmore R., Woolf B. Individual variations in the metabolic cost of standardized exercises: the effects of food, age, sex, and race. J. Physiol. 121:1953;225.
51. Maffeis C., Schutz Y., Schena F., Zaffanello M., Pinelli L. Energy expenditure during walking and running in obese and non-obese prepubertal children. J. Pediatr. 123:1993;193-199.
52. Duggan A., Haisman M.F. Prediction of the metabolic cost of walking with and without loads. Ergonomics. 35:1992;417-426.
53. Skinner H.B., Barrack R.L. Ankle weighting effect on gait in able-bodied adults. Arch. Phys. Med. Rehabil. 71:1990;112-115.
54. Barnett S.L., Bagley A.M., Skinner H.B. Ankle weight effect on gait: orthotic implications. Orthop. 16:1993;1127-1131.
55. Morrow S.K., Bishop P.A., Teare Ketter C.A. Energy costs of self-paced walking with hand-held weights. Res. Q. Exer. Sport. 63:1992;435-437.
56. Foster G.D., Wadden T.A., Kendrick Z.V., Letizia K.A., Lander D.P., Conill A.M. The energy cost of walking before and after significant weight loss. Med. Sci. Sports Exerc. 27:1995;888-894.
57. Mattsson E., Larsson U.E., Rossner S. Is walking for exercise too exhausting for obese women? Int. J. Obesity Rel. Metabol. Dis. 21:1997;380-386.
58. Mazur J.M., Schwartz E., Simon S.R. Ankle arthrodesis: long-term follow up with gait analysis. J. Bone Joint Surg. 61A:1979;964.
59. Waters R.L., Barnes G., Husserel T., Silver L., Liss R. Energy expenditure following hip and ankle arthrodesis. J. Bone Joint Surg. 70A:1988;1032-1037.
60. Gore D.R., Murray M.P., Sepic S.R., Gardner G.M. Walking patterns of men with unilateral surgical hip fusion. J. Bone Joint Surg. 57A(6):1975;759-765.
61. Brown M., Hislop H.J., Waters R.L., Porell D. Walking efficiency before and after total hip replacement. Phys. Ther. 60(11):1980;1259-1263.
62. Waters R., Campbell J., Thomas L., Hugos L., Davis P. Energy costs of walking in lower-extremity plaster casts. J. Bone Joint Surg. 64-A:1982;896-899.
63. Abdulhadi H.M., Kerrigan D.C., LaRaia P.J. Contralateral shoe-lift: effect on oxygen cost of walking with an immobilized knee. Arch. Phys. Med. Rehabil. 77:1996;670-672.
64. Mattsson E., Brostrom L.A. The increase in energy cost of walking with an immobilized knee or an unstable ankle. Scand. J. Rehabil. Med. 22:1990;51-53.
65. Waters RL, Lunsford BR. Energy expenditure of normal and pathological gait: application to orthotic prescription. In: Atlas of Orthotics. St. Louis: C.V. Mosby Co., 1985.
66. Duffy C.M., Hill A.E., Graham H.K. The influence of flexed-knee gait on the energy cost of walking in children. Dev. Med. Child Neurol. 39:1997;234-238.
67. Perry J., Antonelli D., Ford W. Analysis of knee-joint forces during flexed-knee stance. J. Bone Joint Surg. 57A(7):1975;961-967.
68. Hsu A.T., Perry J., Gronley J.K., Hislop H.J. Quadriceps force and myoelectric activity during flexed knee stance. Clin. Orthop. Rel. Res. 288:1993;254-262.
69. McBeath A.A., Bahrke M., Balke B. Efficiency of assisted ambulation determined by oxygen consumption measurement. J. Bone Joint Surg. 56:1974;994.
70. Waters R.L., Campbell J., Perry J. Energy cost of three-point crutch ambulation in fracture patients. J. Orthop. Trauma. 1:1987;170-173.
71. Ganguli S., Datta S.R., Chatterjee B.B., Roy B.N. Metabolic cost of walking at different speeds with patellar tendon bearing prosthesis. J. Appl. Physiol. 36:1974;440-443.
72. Huang C.T., Jackson J.R., Moore N.B., Fine P.R., Kuhlemeier K.V., Trakugh G.H., Saunders P.T. Amputation: energy cost of ambulation. Arch. Phys. Med. Rehabil. 60:1979;18-23.
73. Molen N.H. Energy/speed relation of below-knee amputees walking on motor-driven treadmill. Int. Z. Angew. Physiol. 31:1973;173.
74. Pagliarulo M.A., Waters R., Hislop H.J. Energy cost of walking of below knee amputees having no vascular disease. Phys. Ther. 59:1979;538-542.
75. James U. Oxygen uptake and heart rate during prosthetic walking in healthy male unilateral above-knee amputees. Scand. J. Rehabil. Med. 5:1973;71-80.
76. Waters R.L., Perry J., Antonelli D., Hislop H. Energy cost of walking of amputees: the influence of level of amputation. J. Bone Joint Surg. 58A:1976;42-46.
77. Nowrozzi F., Salvanelli M.L. Energy expenditure in hip disarticulation and hemipelvectomy amputees. Arch. Phys. Med. Rehabil. 64:1983;300-303.
78. Waters R., Lundsford B.P. Energy cost of paraplegic locomotion. J. Bone Joint Surg. 67-A:1985;1245-1250.
79. Eberhart H, Elftman H, Inman V. The Locomotor Mechanism of the Amputee. In: Klopsteg P, Wilson P, (eds). Human Limbs and Their Substitutes. NY: Hafner, 1968:472-480.
80. Gonzalez E.G., Corcoran P.J., Reyes R.L. Energy expenditure in below-knee amputees: correlation with stump length. Arch. Phys. Med. Rehabil. 55:1974;111-119.
81. James U., Nordgren B. Physical work capacity measured by bike ergometry (one leg) and prosthetic treadmill walking in healthy active unilateral above knee amputees. Scand. J. Rehabil. Med. 5:1973;81-87.
82. Gailey R.S., Wenger M.A., Raya M., Kirk N., Erbs K., Spyropoulos P., Nash M.S. Energy expenditure of trans-tibial amputees during ambulation at self-selected pace. Prosthet. Orthot. Int. 18:1994;84-91.
83. Torburn L., Powers C.M., Guiterrez R., Perry J. Energy expenditure during ambulation in dysvascular and traumatic below-knee amputees: a comparison of five prosthetic feet. J. Rehabil. R & D. 32:1995;111-119.
84. Pinzur M.S., Gold J., Schwartz D., Gross N. Energy demands for walking in dysvascular amputees as related to the level of amputation. Orthop. 15:1992;1033-1037.
85. Gitter A., Czerniecki J.M., Weaver K. A reassessment of center-of-mass dynamics as a determinate of the metabolic inefficiency of above-knee amputee ambulation. Am. J. Phys. Med. Rehabil. 74:1995;332-338.
86. Pitetti K.H., Snell P., Stray-Gundersen J., Gottschalk F.A. Aerobic training exercises for Individuals who had amputation of the lower limb. J. Bone Joint Surg. 69-A:1987;914-921.
87. Lane J.M., Kroll M.A., Rossbach P.G. New advances and concepts in amputee management after treatment for bone and soft-tissue sarcomas. Clin. Orthop. Rel. Res. 256:1990;22-28.
88. Casillas J., Dulieu V., Cohen M., Marcer I., Didier J. Bioenergetic comparison of a new energy-storing foot and SACH foot in traumatic below-knee vascular amputations. Arch. Phys. Med. Rehabil. 76:1995;39-44.
89. Torburn L., Perry J., Ayyappa E., Shanfield S.L. Below knee amputee gait with dynamic elastic response prosthetic feet: a pilot study. J. Rehabil. Res. Dev. 27(4):1990;369-384.
90. Powers C.M., Boyd L.A., Fontaine C., Perry J. The influence of lower extremity muscle force on gait characteristics in individuals with below-knee amputations secondary to vascular disease. Phys. Ther. 76:1996;369-377.
91. Steinberg F.U., Garcia W.J., Roettger R.F., Shelton D.J. Rehabilitation of the geriatric amputee. J. Am. Gerontol. Soc. 22:1974;62-66.
92. James U., Oberg K. Prosthetic gait pattern in unilateral above-knee amputees. Scand. J. Rehabil. Med. 5:1973;35-50.
93. Jaegers S., Vos L., Rispens P. The relationship between comfortable and most metabolically efficient walking speed in persons with unilateral above-knee amputation. Arch. Phys. Med. Rehabil. 75:1993;521-525.
94. Hunt A.K. Energy expenditure of amputee gait. Waters R.L., Perry J., Chambers R. Lower extremity amputation. Philadelphia: W.B. Saunders. 1989;W.B. Saunders, Philadelphia.
95. James U. Maximal isometric muscle strength in healthy male unilateral above knee amputees. Scand. J. Rehabil. Med. 5:1973;55-66.
96. Colborne G.R., Naumann S., Longmuir P.E., Berbrayer D. Analysis of mechanical and metabolic factors in the gait of congenital below knee amputees. Am. J. Phys. Med. Rehabil. 71:1992;272-278.
97. Gailey R.S., Nash M.S., Atchley T.A., Zilmer R.M., Moline-Little G.R., Morris-Cresswell N., Siebert L.I. The effects of prosthesis mass on metabolic cost of ambulation in non-vascular trans-tibial amputees. Prosthet. Orthot. Int. 21:1997;9-16.
98. Lehmann J.F., Price R., Okumura R., Questad K., deLateur B.J., Negretot A. Mass and mass distribution of below-knee prostheses: effect on gait efficacy and self-selected walking speed. Arch. Phys. Med. Rehabil. 79:1998;162-168.
99. Flandry F., Beskin J., Chambers R.B., Perry J. The effect of the CAT-CAM above-knee prosthesis on functional rehabilitation. Clin. Orthop. Rel. Res. 239:1989;249-262.
100. Gailey R.S., Lawrence D., Burditt C., Spyropoulos P., Newell C., Nash M.S. The CAT-CAM socket and quadrilateral socket: a comparison of energy cost during ambulation. Prosthet. Orthot. Int. 17:1993;95-100.
101. Taylor M.B., Clark E., Offord E.A., Baxter C. A comparison of energy expenditure by a high level trans-femoral amputee using the intelligent prosthesis and conventionally damped prosthetic limbs. Prosthet. Orthot. Int. 20:1996;116-121.
102. Buckley J.G., Spence W.D., Solomonidis S.E. Energy cost of walking: comparison of 'intelligent prosthesis' with conventional mechanism. Arch. Phys. Med. Rehabil. 78:1997;330-333.
103. Traugh G.H., Corcoran P.F., Reyes R.L. Energy expenditure of ambulation in patients with above-knee amputations. Arch. Phys. Med. Rehabil. 56:1975;67-71.
104. Herbert L.M., Engsberg J.R., Tedford K.G., Grimston S.K. A comparison of oxygen consumption during walking between children with and without below-knee amputations. Phys. Ther. 74:1994;943-950.
105. Crouse S.F., Lessard C.S., Rhodes J., Lowe R.C. Oxygen consumption and cardiac response of short-leg and long-leg prosthetic ambulation in a patient with bilateral above-knee amputation: comparisons with able-bodied men. Arch. Phys. Med. Rehabil. 71:1990;313-317.
106. Waters R.L., Perry J., Chambers R. Energy expenditure of amputee gait. Moore W.S., Malone J.M. Lower Extremity Amputation. 1989;250-260 W.B. Saunders, Philadelphia.
107. Wainapel S.F., March H., Steve L. Stubby prostheses: an alternative to conventional prosthetic devices. Arch. Phys. Med. Rehabil. 66:1985;264-266.
108. Hjeltnes N. Oxygen uptake and cardiac output in graded arm exercise in paraplegics with low level spinal lesions. Scand. J. Rehabil. Med. 9:1977;107-113.
109. Wolf E., Magora A. Orthostatic and ergometric evaluation of cord-injured patients. Scand. J. Rehabil. Med. 8:1976;93.
110. Hussey R.W., Stauffer E.S. Spinal cord injury: requirements for ambulation. Arch. Phys. Med. Rehabil. 54:1973;544-547.
111. Waters R.L., Yakura J.S., Adkins R., Barnes G. Determinants of gait performance following spinal cord injury. Arch. Phys. Med. Rehabil. 70(12):1989;811-818.
112. Waters R.L., Adkins R., Yakura J., Vigil D. Prediction of ambulatory performance based on motor scores derived from standards of the american spinal injury association. Arch. Phys. Med. Rehabil. 75:1994;756-760.
113. Waters R.L. Physiological rationale for orthotic prescription in paraplegia. Clin. Prosth. Orthotics. 11:1987;66.
114. Lehmann J.F., deLateur B.J., Warren C.G., Simons B.C., Guy A.W. Biomechanical evaluation of braces for paraplegics. Arch. Phys. Med. Rehabil. 50:1969;179-188.
115. Kubota K., Furumasu J., Mulroy S.J. Muscle strength and proprioception in ambulatory and non-ambulatory incomplete spinal-injured patients. Neurol. Report. 21:1997;164.
116. Chantraine A., Crielaard J.M., Onkelinx A., Pirnay F. Energy expenditure of ambulation in paraplegics: effects of long term use of bracing. Paraplegia. 22:1984;173-181.
117. Chantraine A., Onkelinx A. Analysis of compensatory muscles during walking in paraplegic patients. Scand. J. Rehabil. Med. 7:1975;9-12.
118. Yakura J.S., Waters R.L., Adkins R.H. Changes in ambulation parameters in spinal cord injury individuals following rehabilitation. Paraplegia. 28:1990;364-370.
119. Clinkingbeard J.R., Gersten J.W., Hoehn D. Energy cost of ambulation in the traumatic paraplegic. Am. J. Phys. Med. 43(4):1963;157-165.
120. Rosman N., Spria E. Paraplegic use of walking braces: a survey. Arch. Phys. Med. Rehabil. 55:1974;310-314.
121. Hirokawa S., Grimm M., Le T., Solomonow M., Baratta R.V., Shoji H., D'Ambrosia R.D. Energy consumption in paraplegic ambulation using the reciprocating gait orthosis and electric stimulation of the thigh muscles. Arch. Phys. Med. Rehabil. 71:1990;687-694.
122. Bernardi M., Canale I., Castellano V., DiFilippo L., Felici F., Marchetti M. The efficiency of walking of paraplegic patients using a reciprocating gait orthosis. Paraplegia. 33:1995;409-415.
123. Winchester P., Carollo J.J., Parekh R.N., Lutz L.M., Aston Jr J.W. A comparison of paraplegic gait performance using two types of reciprocating gait orthoses. Prosthetics Orthotics Int. 17:1993;101-106.
124. Felici F., Bernardi M., Rodio A., Marchettoni P., Castellano V., Macaluso A. Rehabilitation of walking for paraplegic patients by means of a treadmill. Spinal Cord. 35:1997;383-385.
125. Nene A.V., Patrick J.H. Energy cost of paraplegic locomotion with ORLAU parawalker. Paraplegia. 26:1989;5-18.
126. Petrofsky J.S., Smith J.B. Physiologic costs of computer-controlled walking in persons with paraplegia using a reciprocating-gait orthosis. Arch. Phys. Med. Rehabil. 72:1991;890-896.
127. Jacobs P.L., Klose K.J., Guest R. Needham-Shropshire B, Broton JG, Green BA. Relationships of oxygen uptake, heart rate, and ratings of perceived exertion in persons with paraplegia during functional neuromuscular stimulation assisted ambulation. Spinal Cord. 35:1997;292-298.
128. Yang L., Granat M.H., Paul J.P., Condie D.N., Rowley D.I. Further development of hybrid functional electrical stimulation orthoses. Spinal Cord. 34:1996;611-614.
129. Solomonow M., Reisin E., Aguilar E., Baratta R.V., Best R., D'Ambrosia R.D. Reciprocating gait orthosis powered with electrical muscle stimulation (RGO II). Part II: Medical evaluation of 70 paraplegic patients. Orthop. 20:1997;411-418.
130. Stein R.B., Belanger M., Wheeler G., Wieler M., Popovic D.B., Prochazka A., Davis L.A. Electrical systems for improving locomotion after incomplete spinal cord injury: an assessment. Arch. Phys. Med. Rehabil. 74:1993;954-959.
131. Williams L.O., Anderson A.D., Campbell J., Thomas L., Feiwell E., Walker J.M. Energy cost of walking and of wheelchair propulsion by children with myelodysplasia: comparison with normal children. Dev. Med. Child Neurol. 25:1983;617-624.
132. Katz D.E., Haideri N., Song K., Wyrick P. Comparative study of conventional hip-knee-ankle-foot orthoses versus reciprocating-gait orthoses for children with high level paraparesis. J. Pediatr. Orthop. 17:1997;377-386.
133. Agre J.C., Findley T.W., McNally C., Habeck R., Leon A.S., Stradel L., Birkebak R., Schmalz R. Physical activity capacity in children with myelomeningocele. Arch. Phys. Med. Rehabil. 68:1987;372-377.
134. Heino J.G., Mulroy S.J., Perry J. Energy cost of endurance walking in myelomeningocele. Gait Posture. 7:1998;189.
135. Cuddeford T.J., Freeling R.P., Thomas S.S., Aiona M.D., Rex D., Sirolli H., Elliot J., Magnusson M. Energy consumption in children with myelomeningocele: a comparison between reciprocating gait orthosis and hip-knee-ankle-foot orthosis ambulators. Dev. Med. Child Neurol. 39:1997;239-242.
136. Olney S.J., Monga T.N., Costigan P.A. Mechanical energy of walking of stroke patients. Arch. Phys. Med. Rehabil. 67:1986;92-98.
137. Bard G. Energy expenditure of hemiplegic subjects during walking. Arch. Phys. Med. Rehabil. 44:1963;368.
138. Peat M., Duno H.I., Winter D.A., Quanbury A.O., Steinke T., Grahame R. Electromyographic temporal analysis of gait: hemiplegic locomotion. Arch. Phys. Med. Rehabil. 57(9):1976;421-425.
139. Dasco J., Luczak A., Hass A., Rusk H. Bracing and rehabilitation training: effect on the energy expenditure of the elderly hemiplegic. Postgrad. Med. 34:1963;42.
140. Hash D. Energetics of wheelchair propulsion and walking in stroke patients, in energetics: application to the study and management of locomotor disabilities. Orthop. Clin. North Am. 9:1978;372-374.
141. Zamparo P., Francescato M.P., De Luca G., Lovati L., di Prampero P.E. The energy cost of level walking in patients with hemiplegia. Scand. J. Med. Sci. Sports. 5:1995;348-352.
142. Corcoran P.J., Jebsen R.H., Brengelmann G.L., Simons B.C. Effects of plastic and metal leg braces on speed and energy cost of hemiparetic ambulation. Arch. Phys. Med. Rehabil. 51:1970;69-77.
143. Hirschberg G., Ralston H. Energy cost of stair-climbing in normal and hemiplegic subjects. Am. J. Phys. Med. 44:1965;165.
144. Macko R.F., DeSouza C.A., Tretter L.D., Silver K.H., Smith G.V., Anderson P.A., Tomoyasu N., Gorman P., Dengel D.R. Treadmill aerobic exercise training reduces the energy expenditure and cardiovascular demands of hemiparetic gait in chronic stroke patients. Stroke. 28:1997;326-330.
145. Campbell J., Ball J. Energetics of walking in cerebral palsy, in energetics: application to the study and management of locomotor disabilities. Orthop. Clin. North Am. 9:1978;374-377.
146. Rose J., Gamble J., Burgos A., Haskell W. Energy expenditure index of walking for normal children and for children with cerebral palsy. Dev. Med. Child. Neurol. 32:1990;333-340.
147. Rose J., Gamble J., Medieros J., Burgos A., Haskell W. Energy cost of walking in normal children and in those with cerebral palsy: comparison of heart rate and oxygen uptake. J. Ped. Orthoped. 9:1989;276-279.
148. 2 cost of walking in children with cerebral palsy. Med. Sci. Sports Exe. 28:1996;1498-1504.
149. Duffy C.M., Hill A.E., Cosgrove A.P., Corry I.S., Graham H.K. Energy consumption in children with spina bifida and cerebral palsy: a comparative study. Dev. Med. Child. Neurol. 38:1996;238-243.
150. Bar-or O. Role of exercise in the assessment and management of neuromuscular disease in children. Med. Sci. Sports Exe. 28:1996;421-427.
151. Berg K. Effect of physical training of school children with cerebral palsy. ACTA Paediatr. Scand. Suppl. 204:1970;27-33.
152. Bar-or O., Inbar O., Spira R. Physiological effects of a sports rehabilitation program on cerebral palsied and post-poliomyelitic adolescents. Med. Sci. Sport. 8:1976;157-161.
153. Nene A.V., Evans G.A., Patrick J.H. Simultaneous multiple operations for spastic diplegia. J. Bone Joint Surg. 75-B:1993;488-494.
154. Mossberg K.A., Linton K.A., Friske K. Ankle-foot orthoses: effect on energy expenditure of gait in spastic diplegic children. Arch. Phys. Med. Rehabil. 71:1990;490-494.
155. Rose J., Gamble J.G., Lee J., Lee R., Haskell W.L. The energy expenditure index: a method to quantitate and compare walking energy expenditure for children and adolescents. J. Pediatr. Orthop. 11:1991;571-578.