Then leave. They're not forcing you to stay. Generally no one puts you on observation unless you need it, and by "need it", it means "needs to be disturbed to t

Then leave. They're not forcing you to stay. Generally no one puts you on observation unless you need it, and by "need it", it means "needs to be disturbed to take tests" If you think sleep is a higher health factor than the reasons that the hospital want to put you under observation, then just refuse treatment. If you don't want to be disturbed by patients in the same room, you can pay for that.