References
- Sharp SA, Brouwer BJ. Isokinetic Strength training of the hemiparetic knee: effects on function and spasticity. Arch Phys Med Rehabil. 1997;78(11):1231-6. https://doi.org/10.1016/S0003-9993(97)90337-3
- Flansbjer UB, Dounham D, Lexell J. Knee muscle strength, gait performance, and perceived participation after stroke. Arch Phys Med Rehabil. 2006;87(8):974-80.
- Barbic S, Brower B. Test position and hip strength in healthy adults and people with chronic stroke. Arch Phys Med Rehabil. 2008;89(4):784-7. https://doi.org/10.1016/j.apmr.2007.10.020
- Anrews AW, Bohannon RW. Short-term recovery of limb muscle strength after acute stroke. Arch Phys Med Rehabil. 2003;84(1):125-30. https://doi.org/10.1053/apmr.2003.50003
- Cerrits KH, Beltman MJ, Koppe PA et al. Isometric muscle function of knee extensior and the relation with functional performance in patients with stroke. Arch Phys Med Rehabil. 2009;90(3):480-7. https://doi.org/10.1016/j.apmr.2008.09.562
- Horstman AM, Gerrits KH, Beltman MJ et al. Intrinsic properties of the knee extensor muscles after subacute stroke. Arch Phys Med Rehabil. 2010;91(1):123-9. https://doi.org/10.1016/j.apmr.2009.09.008
- Lomaglio MJ, Eng JJ. Muscle strength and weight-bearing symmetry relate to sit-to-stand performance in individuals with stroke. Gait Posture. 2005;22(2)126-31. https://doi.org/10.1016/j.gaitpost.2004.08.002
- Miochael KM. Allen JK, Macko RF. Reduced ambulatory activity after stroke: the role of balance, gait, and cardiovascular fitness. Arch Phys Med Rehabil. 2005;86(8):1552-6. https://doi.org/10.1016/j.apmr.2004.12.026
- Wade DT, Hever RL, Wood VA, Skilbeck CE, Ismail HM. The hemiplegic arm after stroke: measurement and recovery. J Neurol Neurosurg Psychiatry. 1983;46(6):521-4. https://doi.org/10.1136/jnnp.46.6.521
- Andrews AW, Bohannon RW. Discharge function and length of stay for patients with stroke are predicted by lower extremity strength on admission to rehabilitation. Neurorehabil Neural Repair 2001;15(2):93-7. https://doi.org/10.1177/154596830101500202
- Sackley cm. Falls, sway, and symmetry of weight-bearing after stroke. Int Disabil Stud 1991 13(1):1-4. https://doi.org/10.3109/03790799109166267
- Lee HY, Jeong DH, Park RJ et al. Biomechanical analysis on the shift of gravity line in hemiplegic patients. J Kor Soc Phys Ther. 1999;11(1):63-70.
- Stevens JE, Binder-Macleod S, Synder-Mackler L. Characterization of the human quadriceps muscle in active elders. Arch Phys Med Rehabil. 2001;82(7):973-8. https://doi.org/10.1053/apmr.2001.23995
- Escamilla RF, Fleisig GS, Zheng N et al. Biomechanics of the knee during closed kinetic chain and open kinetic chain exercises. Med Sci Sports Exerc. 1998;30(4):556-69. https://doi.org/10.1097/00005768-199804000-00014
- Boling MC, Bolgla LA, Mattacola CG et al. Outcomes of a weight-bearing rehabilitation program for patients diagnosed with patellofemoral pain syndrome. Arch Phys Med Rehabil. 2006;87(11):1428-35. https://doi.org/10.1016/j.apmr.2006.07.264
- Ng GY, Zhang AQ, Li CK. Biofeedback exercise improved the EMG activity ratio of the medial and lateral vasti muscles in subjects with patellofemoral pain syndrome. J Electromyogr Kinesiol. 2008;18(1):128-33. https://doi.org/10.1016/j.jelekin.2006.08.010
- Syme G, Rowe P, Martin D et al. Disability in patient with chronic patellofemoral pain syndrome: A randomised controlled trial of VMO selective training versus general quadriceps strengthening. Man Ther. 2009;14(3):252-63. https://doi.org/10.1016/j.math.2008.02.007
- Stensdotter AK, Grip H, Hodges PW et al. Quadriceps activity and movement reactions in response to unpredictable sagittal support-surface translations in women with patellofemoral pain. J Electromyogr Kinesiol. 2008;18(2):298-307. https://doi.org/10.1016/j.jelekin.2006.10.004
- Forrester LW, Hanley DF, Macko RF. Effects of treadill exercise on transcranial magnetic stimulation-induced excitability to quadriceps after stroke. Arch Phys Med Rehabil. 2006;87(2):229-34. https://doi.org/10.1016/j.apmr.2005.10.016
- Lathinghouse LH, Trimble MH. Effects of isometric quadriceps activation on the Q-angle in women before and after quadriceps exercise. J Orthop Sports Phys Ther. 2000;30(4):211-6.
- Newsam CJ, Baker LL. Effect of an electric stimulation facilitation program on quadriceps motor unit recruitment after stroke. Arch Phys Med Rehabil. 2004;85(12):2040-5. https://doi.org/10.1016/j.apmr.2004.02.029
- Kim EJ, Hwang BY, Kim JH. The effect of core strength exercises on balance and walking in patients with stroke. J Kor Soc Phys Ther. 2009;21(4):17-21.
- Kim MS, Hwang BY, Kim JH. The effect of modified golf swing training on walking pattern in patient with hemiplegia-a case study-. J Kor Soc Phys Ther. 2009;21(1):25-31.
- Bourbonnais D, Vanden Noven S. Weakness in patients with hemiparesis. Am J Occup Ther. 1989;43(5):313-9. https://doi.org/10.5014/ajot.43.5.313
- Harris ML, Polkey MI, Bath PM et al. Quadriceps muscle weakness following acute hemiplegic stroke. Clin Rehabil. 2001;15(3):274-81. https://doi.org/10.1191/026921501669958740
- Canning CG, Ada L, Adams R et al. Loss of strength contributes more to physical disability after stroke than loss of dexterity. Clin Rehabil. 2004;18(3):300-8. https://doi.org/10.1191/0269215504cr715oa
- Doucette SA, Child DD. The effect of open and closed chain exercise and knee joint position on patellar tracking in lateral patellar compression syndrome. J Orthop Sports Phys Ther. 1996;23(2):104-10.
- Hanten WP, Schulthies SS. Exercise effect on electromyographic activity of the vastus medialis oblique and vastus lateralis muscles. Phys Ther. 1990;70(9):561-5.
- Lam PL, Ng GY. Activation of the quadriceps muscle during semisquatting with different hip and knee positions in patients with anterior knee pain. Am J Phys Med Rehabil. 2001;80(11):804-8. https://doi.org/10.1097/00002060-200111000-00003
- Mellor R, Hodges PW. Motor unit synchronization of the vasti muscles in closed and open chain tasks. Arch Phys Med Rehabil. 2005;86(4):716-21. https://doi.org/10.1016/j.apmr.2004.07.354
- Cowan SM, Bennell KL, Hodges PW et al. Delayed onset of electromyographic activity of vastus medialis obliquue relative to vastus lateralis in subjects with patellofemoral pain syndrome. Arch Phys Med Rehabil. 2001;82(2):183-9. https://doi.org/10.1053/apmr.2001.19022
- Earl JE, Schmitz RJ, Arnold BL. Activation of the VMO and VL during dynamic mini-squat exercises with and without isometric hip adduction. J Electromyogr Kinesiol. 2001;11(6):381-6. https://doi.org/10.1016/S1050-6411(01)00024-4
- 33. SerrAo FV, Cabral CN, BEzin F et al. Effect of tibia rotation on the electromygraphic activity of the vastus medialis oblique and vastus lateralis longus muscles during isometric leg press. Phys Ther Sport. 2004;6(1):15-23.
- Herrington L, Blacker M, Enjuanes N et al. The effect of limbposition, exercise mode and contraction type on overall activity of VMO and VL. Phys Ther Sport. 2006;7(2):87-92. https://doi.org/10.1016/j.ptsp.2006.01.003
- Coqueiro KRR, Bevilaqua-Grossi D, Bezin F et al. Analysis on the activation of the VMO and VLL muscles during semisquat exercises with and without hip adduction in individuals with patellofemoral pain syndrome. J Electromyogr Kinesiol. 2005;15(6):596-603. https://doi.org/10.1016/j.jelekin.2005.03.001
- Hung YJ, Gross MT. Effect of foot position on electromyographic activity of the vastus medialis and vastus lateralis during lower-extremity weight-bearing activities. J Orthop Sports Phys Ther. 1999;29(2):93-105.