This study evaluates the risk for incident falls and fall-related injuries at the onset of neurocognitive disorders in older adults participating in the Canadian Longitudinal Study
Falls are frequent events in adults over age 65 (up to 30% each year in Canada). They are a major Canadian public health concern, which negatively impacts health and quality of life of fallers, and health care system. Neurocognitive disorders are strongly associated with falls and fall-related injuries. Several clinical characteristics, identified previously as risk factors for falls in the older population and in older adults with neurocognitive disorders are selected in the Canadian Longitudinal Study On Aging. The performance criteria of different statistical models will be compared for the association of neurocognitive disorders with falls and fall-related injuries. Six linear statistical models (i.e., logistic regression, discriminant analysis, Bayes network algorithm, decision tree, random forest, boosted trees), Factor Mixture Models and two different artificial neural network (i.e., multilayer perceptron and the neuroevolution of augmenting topologies).
Study Type
OBSERVATIONAL
Enrollment
12,000
Participants from the Canadian Longitudinal Study on Aging will be evaluated for cognitive status, occurrence of falls, and fall-related injuries.
Jewish General Hospital
Montreal, Quebec, Canada
Fall Injury
Incident falls occurring during the 18 months. Information related fall- injuries will also be collected, including fractures, dislocations, voluminous intracranial or peripheral hematomas, trauma of the face, and cutaneous lacerations of significant size and/or deeper than the hypodermis, possibly resulting in medical consultation or hospitalization.
Time frame: 18 months
Auditory verbal memory disorder
Investigator will use the Rey Auditory Verbal Test that evaluates the auditory-verbal memory.
Time frame: around 20 years
The Mental Alteration Test
Investigator will evaluate the amnesia
Time frame: around 20 years
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