Research indicates that 60% to 80% of older adults with Alzheimer's disease experience a fall, which is more than twice the rate observed in cognitively normal peers.
"Research indicated that 60 to 80% of older adults with Alzheimer's experience a fall, more than twice the rate in cognitively normal peers." (said at 1:55:12)
No published record matching the claim that 60% to 80% of older adults with Alzheimer's disease experience a fall, representing more than twice the rate observed in cognitively normal peers, was located; this does not prove the claim false.