Abstract:
BACKGROUND:The timed-up-and-go test (TUG) is a popular test for mobility, but it only measures the total time to complete tasks. Recent advances in smartphone technology enables measuring respective times of 6 components in the test (Stand, Go, Turn1, Come, Turns and Sit). We examined availability of these data for assessing different gait patterns. METHODS:This study enrolled 32 patients with probable idiopathic normal-pressure hydrocephalus and 87 age-matched active participants as controls. All the patients responded positively to cerebrospinal fluid (CSF) removal, among whom 19 underwent surgery with positive outcomes. The TUG was performed using a free smartphone application. The components were automatically detected, and their respective times were computed. Statistical analyses included item cluster analysis. RESULTS:In the control group, high correlations (r ≥ 0.7) were observed in two pairs of Go and Come, and Turn1 and Turn2, which reflect straight walk and turn. This pattern was lost in the baseline and after CSF removal in the hydrocephalus group. After surgery, the two pairs in the control group regained high correlations. The item cluster analysis showed the pattern changes more clearly. CONCLUSIONS:A smartphone is useful for analyzing gait patterns in the TUG, which can be applicable for various gait disorders.
journal_name
J Neurol Scijournal_title
Journal of the neurological sciencesauthors
Ishikawa M,Yamada S,Yamamoto K,Aoyagi Ydoi
10.1016/j.jns.2019.01.023subject
Has Abstractpub_date
2019-03-15 00:00:00pages
45-49eissn
0022-510Xissn
1878-5883pii
S0022-510X(19)30023-1journal_volume
398pub_type
杂志文章abstract:OBJECT:The purpose of this study was to determine the effects of diazoxide on apoptosis and the relative mechanisms in a model of brain injury induced by cerebral ischemia/reperfusion (I/R) during deep hypothermia. METHODS:Three-week-old Sprague-Dawley male rats were randomly and equitably divided into sham-operated g...
journal_title:Journal of the neurological sciences
pub_type: 杂志文章
doi:10.1016/j.jns.2007.10.029
更新日期:2008-05-15 00:00:00
abstract::Increased resistance to ischemic nerve conduction failure (RINCF) has been demonstrated in the spontaneously diabetic BB Wistar rat as well as in non-insulin dependent but hyperglycemic litter-mates. There is marked variability in the severity of the ischemic resistance in insulin dependent rats but not in the non-ins...
journal_title:Journal of the neurological sciences
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abstract::Multiple sclerosis (MS) is a lifelong neurologic disease leading to moderate or severe disability in the majority of affected patients. Studies of the natural history of MS suggest that 90% of patients with relapsing-remitting MS eventually develop secondary progressive (SP) disease. Magnetic resonance imaging (MRI) s...
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journal_title:Journal of the neurological sciences
pub_type: 杂志文章
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pub_type: 历史文章,杂志文章
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journal_title:Journal of the neurological sciences
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doi:10.1016/j.jns.2007.07.021
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更新日期:1977-11-01 00:00:00
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更新日期:2004-08-30 00:00:00
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更新日期:2004-12-15 00:00:00
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