Samii A, Nutt JG, Ransom BR. Parkinson’s disease. Lancet. 2004;363(9423):1783–93.
Article
CAS
PubMed
Google Scholar
Chen P, Wang R, Liou D, Shaw J. Gait disorders in Parkinson’s disease: assessment and management. Int J Gerontol. 2013;7(4):189–93.
Article
Google Scholar
Petersen C, Steffen T, Paly E, Dvorak L, Nelson R. Reliability and minimal detectable change for sit-to-stand tests and the functional gait assessment for individuals with Parkinson disease. J Geriatr Phys Ther. 2017;40(4):223–6.
Article
PubMed
Google Scholar
Rocca WA. The burden of Parkinson’s disease: a worldwide perspective. Lancet Neurol. 2018;17(11):928–9.
Article
PubMed
Google Scholar
El-Tallawy HN, Farghaly WM, Shehata GA, Rageh TA, Hakeem NM, Hamed MA, et al. Prevalence of Parkinson’s disease and other types of Parkinsonism in Al Kharga district, Egypt. Neuropsychiatr Dis Treat. 2013;9:1821–6.
PubMed
PubMed Central
Google Scholar
Khedr EM, Fawi G, Abbas MA, Mohammed TA, El-Fetoh NA, Attar GA, et al. Prevalence of Parkinsonism and Parkinson’s disease in Qena governorate/Egypt: a cross-sectional community-based survey. Neurol Res. 2015;37(7):607–18.
Article
PubMed
Google Scholar
Khedr EM, Al Attar GS, Kandil MR, Kamel NF, Abo Elfetoh N, Ahmed MA. Epidemiological study and clinical profile of Parkinson’s disease in the Assiut Governorate, Egypt: a community-based study. Neuroepidemiology. 2012;38(3):154–63.
Article
PubMed
Google Scholar
Koh S, Park K, Lee D, Kim S, Yoon J. Gait analysis in patients with Parkinson’s disease: relationship to clinical features and freezing. J Mov Disord. 2008;1(2):59–64.
Article
Google Scholar
Ospina BM, Chaparro JA, Paredes JD, Pino YJ, Navarro A, Orozco JL. Age matters: objective gait assessment in early parkinson’s disease using an RGB-D camera. Parkinson’s Dis. 2019;6:1–9.
Google Scholar
Yang Y, Wang Y, Zhou Y, Chen C, Xing D. Reliability of functional gait assessment in patients with Parkinson disease: interrater and intrarater reliability and internal consistency. Medicine. 2016;95(34):e4545.
Article
PubMed
PubMed Central
Google Scholar
Bloem BR, Grimbergen YAM, Cramer M, Willemsen M, Zwinderman AH. Prospective assessment of falls in Parkinson’s disease. J Neurol. 2001;248:950–8.
Article
CAS
PubMed
Google Scholar
Crouse JJ, Phillips JR, Jahanshahi M, Moustafa AA. Postural instability and falls in Parkinson’s disease. Rev Neurosci. 2016;27(5):549–55.
Article
PubMed
Google Scholar
Pickering RM, Grimbergen YA, Rigney U, Ashburn A, Mazibrada G, Wood B, et al. A meta-analysis of six prospective studies of falling in Parkinson’s disease. Mov Disord. 2007;22(13):1892–900.
Article
PubMed
Google Scholar
Bohnen NI, Müller MLTM, Koeppe RA, Studenski SA, Kilbourn MA, Frey KA, et al. History of falls in Parkinson disease is associated with reduced cholinergic activity. Neurology. 2009;73(20):1670–6.
Article
CAS
PubMed
PubMed Central
Google Scholar
Leddy AL, Crowner BE, Earhart GM. Functional gait assessment and balance evaluation system test: reliability, validity, sensitivity, and specificity for identifying individuals with Parkinson disease who fall. Phys Ther. 2011;91:102–13.
Article
PubMed
PubMed Central
Google Scholar
Adkin AL, Frank JS, Jog MS. Fear of falling and postural control in Parkinson’s disease. Mov Disord. 2003;18(5):496–502.
Article
PubMed
Google Scholar
Wrisley DM, Kumar NA. Functional gait assessment: concurrent, discriminative, and predictive validity in community-dwelling older adults. Phys Ther. 2010;90:761–73.
Article
PubMed
Google Scholar
Wrisley DM, Marchetti GF, Kuharsky DK, Whitney SL. Reliability, internal consistency, and validity of data obtained with the Functional Gait Assessment. Phys Ther. 2004;84:906–18.
Article
PubMed
Google Scholar
Wrisley DM, Walker ML, Echternach JL, Strasnick B. Reliability of the dynamic gait index in people with vestibular disorders. Arch Phys Med Rehabil. 2003;84(10):1528–33.
Article
PubMed
Google Scholar
Yang Y, Wang Y, Zhou Y, Chen C, Xing D, Wang C. Validity of the functional gait assessment in patients with Parkinson disease: construct, concurrent, and predictive validity. Phys Ther. 2014;94(3):392–400.
Article
PubMed
Google Scholar
Huang S-L, Hsieh C-L, Wu R-M, Tai C-H, Lin C-H, Lu W-S. Minimal detectable change of the Timed “Up and Go” Test and the Dynamic Gait Index in people with Parkinson disease. Phys Ther. 2011;91:114–21.
Article
PubMed
Google Scholar
Shumway-Cook A, Baldwin M, Polissar NL, Gruber W. Predicting the probability for falls in community-dwelling older adults. Phys Ther. 1997;77:812–9.
Article
CAS
PubMed
Google Scholar
Hoops S, Nazem S, Siderowf AD, Duda JE, Xie SX, Stern MB, et al. Validity of the MoCA and MMSE in the detection of MCI and dementia in Parkinson disease. Neurology. 2009;73:1738–45.
Article
CAS
PubMed
PubMed Central
Google Scholar
Marsili L, Rizzo G, Colosimo C. Diagnostic criteria for Parkinson’s disease: from James Parkinson to the concept of prodromal disease. Front Neurol. 2018;9:156.
Article
PubMed
PubMed Central
Google Scholar
Goetz CG, Poewe W, Rascol O, Sampaio C, Stebbins GT, Counsell C, et al. Movement Disorder Society Task Force report on the Hoehn and Yahr staging scale: status and recommendations. Mov Disord. 2004;19(9):1020–8.
Article
PubMed
Google Scholar
Duncan RP, Leddy AL, Cavanaugh JT, Dibble LE, Ellis TD, Ford MP, et al. Accuracy of fall prediction in Parkinson disease: six-month and 12-month prospective analyses. Parkinson’s Dis. 2012;2012:237673.
Google Scholar
Roiz RDM, Pazinatto MM, Cliquet A, Cacho EWA, Reis JG, Barasnevicius-Quagliato EMA. Gait analysis comparing Parkinson’s disease with healthy elderly subjects. Arq Neuropsiquiatr. 2010;68(1):81–6.
Article
Google Scholar
Baltadjieva R, Giladi N, Gruendlinger L, Peretz C, Hausdorff JM. Marked alterations in the gait timing and rhythmicity of patients with de novo Parkinson’s disease. Eur J Neurosci. 2006;24(6):1815–20.
Article
PubMed
Google Scholar
Sofuwa O, Nieuwboer A, Desloovere K, Willems AM, Chavret F, Jonkers I. Quantitative gait analysis in Parkinson’s disease: comparison with a healthy control group. Arch Phys Med Rehabil. 2005;86(5):1007–13.
Article
PubMed
Google Scholar
Henry SM, Fung J, Horak FB. Effect of stance width on multidirectional postural responses. J Neurophysiol. 2001;85:559–70.
Article
CAS
PubMed
Google Scholar
Rocchi L, Chiari L, Mancini M, Carlson-Kuhta P, Gross A, Horak FB. Step initiation in Parkinson’s disease: influence of initial stance conditions. Neurosci Lett. 2006;406(1–2):128–32.
Article
CAS
PubMed
Google Scholar
Carpenter MG, Allum JH, Honegger F, Adkin AL, Bloem BR. Postural abnormalities to multidirectional stance perturbations in Parkinson’s disease. J Neurol Neurosurg Psychiatry. 2004;75(9):1245–54.
Article
CAS
PubMed
PubMed Central
Google Scholar
Song J, Sigward S, Fisher B, Salem GJ. Altered dynamic postural control during step turning in persons with early-stage Parkinson’s disease. Parkinson’s Dis. 2012;2012:386962.
Google Scholar
Stack E, Jupp K, Ashburn A. Developing methods to evaluate how people with Parkinson’s Disease turn 180 degrees: an activity frequently associated with falls. Disabil Rehabil. 2004;26(8):478–84.
Article
CAS
PubMed
Google Scholar
Crenna P, Carpinella I, Rabuffetti M, Calabrese E, Mazzoleni P, Nemni R, et al. The association between impaired turning and normal straight walking in Parkinson’s disease. Gait Posture. 2007;26(2):172–8.
Article
CAS
PubMed
Google Scholar
Stack E, Ashburn A. Dysfunctional turning in Parkinson’s disease. Disabil Rehabil. 2008;30(16):1222–9.
Article
CAS
PubMed
Google Scholar
Imai T, Moore ST, Raphan T, Cohen B. Interaction of the body, head, and eyes during walking and turning. Exp Brain Res. 2001;136(1):1–18.
Article
CAS
PubMed
Google Scholar
Stack EL, Ashburn AM, Jupp KE. Strategies used by people with Parkinson’s disease who report difficulty turning. Parkinsonism Relat Disord. 2006;12(2):87–92.
Article
PubMed
Google Scholar
Simpson JM, Worsfold C, Reilly E, Nye N. A standard procedure for using TURN180: testing dynamic postural stability among elderly people. Physiotherapy. 2002;88(6):342–53.
Article
Google Scholar
Rinalduzzi S, Trompetto C, Marinelli L, Alibardi A, Missori P, Fattapposta F, et al. Balance dysfunction in Parkinson’s disease. BioMed Res Int. 2015;2015:434683.
Article
PubMed
PubMed Central
Google Scholar
Paquette C, Franzen E, Jones GM, Horak FB. Walking in circles: navigation deficits from Parkinson’s disease but not from cerebellar ataxia. Neuroscience. 2011;190:177–83.
Article
CAS
PubMed
Google Scholar
Ebersbach G, Gunkel M. Posturography reflects clinical imbalance in Parkinson’s disease. Mov Disord. 2011;26(2):241–6.
Article
PubMed
Google Scholar
Barbosa AF, Chen J, Freitag F, Valente D, Souza CO, Voos MC, et al. Gait, posture and cognition in Parkinson’s disease. Dement Neuropsychol. 2016;10(4):280–6.
Article
PubMed
PubMed Central
Google Scholar
Morris ME, Huxham F, McGinley J, Dodd K, Lansek R. The biomechanics and motor control of gait in Parkinson disease. Clin Biomech (Bristol, Avon). 2001;16(6):459–70.
Article
CAS
Google Scholar
Geurts AC, Boonstra TA, Voermans NC, Diender MG, Weerdesteyn V, Bloem BR. Assessment of postural asymmetry in mild to moderate Parkinson’s disease. Gait Posture. 2011;33(1):143–5.
Article
CAS
PubMed
Google Scholar
Chastan N, Debono B, Maltete D, Weber J. Discordance between measured postural instability and absence of clinical symptoms in Parkinson’s disease patients in the early stages of the disease. Mov Disord. 2008;23(3):366–72.
Article
PubMed
Google Scholar
Jacobs JV, Horak FB. Abnormal proprioceptive-motor integration contributes to hypometric postural responses of subjects with Parkinson’s disease. Neuroscience. 2006;141(2):999–1009.
Article
CAS
PubMed
Google Scholar
Peterka RJ. Sensorimotor integration in human postural control. J Neurophysiol. 2002;88:1097–118.
Article
CAS
PubMed
Google Scholar
Almeida QJ, Frank JS, Roy EA, Jenkins ME, Spaulding S, Patla AE, et al. An evaluation of sensorimotor integration during locomotion toward a target in Parkinson’s disease. Neuroscience. 2005;134(1):283–93.
Article
CAS
PubMed
Google Scholar
Bosek M, Grzegorzewski B, Kowalczyk A, Lubinski I. Degradation of postural control system as a consequence of Parkinson’s disease and ageing. Neurosci Lett. 2005;376(3):215–20.
Article
CAS
PubMed
Google Scholar
Giladi N, Herman T, Reider G II, Gurevich T, Hausdorff JM. Clinical characteristics of elderly patients with a cautious gait of unknown origin. J Neurol. 2005;252(3):300–6.
Article
CAS
PubMed
Google Scholar
Hollman JH, McDade EM, Petersen RC. Normative spatiotemporal gait parameters in older adults. Gait Posture. 2011;34(1):111–8.
Article
PubMed
PubMed Central
Google Scholar
Herssens N, Verbecque E, Hallemans A, Vereeck L, Van Rompaey V, Saeys W. Do spatiotemporal parameters and gait variability differ across the lifespan of healthy adults? A systematic review. Gait Posture. 2018;64:181–90.
Article
PubMed
Google Scholar
Levy G. The relationship of Parkinson disease with aging. Arch Neurol. 2007;64(9):1242–6.
Article
PubMed
Google Scholar
Jankovic J, Kapadia AS. Functional decline in Parkinson disease. Arch Neurol. 2001;58:1611–5.
Article
CAS
PubMed
Google Scholar