When my late father moved into the nursing home they stuck him in the basement which had long hallways and at the time was mostly vacant. He had a walker and it didn't dawn on us it would ever be a problem. But then he had a fall and couldn't get up. Anywhere else in the facility a staff member would have found him within five minutes. After a half hour and multiple failed attempts to stand he remembered his cell pho…
It's sad but most facilities are like this. If you want your elderly parents to have assistance, either move them in with you or hire private help and verify that they are doing what you want. Nursing homes and care facilities mainly exist to drain the assets of the elderly and then get them on medicaid until they die.
In some countries, elderly care facilities are being run by mob like organizations, as they are insanely profitable, draining the elders, their children and the government of funds simultaneously, while throwing PR to look like saints. Insane.
It's crazy, and I assume this business will boom further in the west with our ever increasing aging population. It'll be the new gold rush if it isn't there already.