Table 1.

List of all adverse effects for the QDI in this investigation that were scored as associated with fall. All adverse effects were weighted equally.

accidental injury	dizziness	orthostatic hypotension
arthralgia	drowsiness	sedation
ataxia	falling	skeletal weakness
blurred vision	fatigue	somnolence
catatonic states	hypoglycemia	syncope
cognitive dysfunction	hypotension	tremor
confusion	incoordination	unsteady gait
coordination impaired	lethargy	vertigo
delirium	lightheadedness	visual disturbances
diplopia	muscle weakness	weakness
disoriented	myalgia