That's getting up there,

[When there are enough nurses on a unit, they can pick up subtle changes in patients before complications develop.] It's hard to measure what doesn't happen, ... Nurses prevent very bad things from happening.

Is the sleepy nurse better than no nurse?

It's hard to measure what doesn't happen. Nurses prevent very bad things from happening.

If not, call a hospital and ask. If they are unwilling to divulge that information, then find another hospital.

When we empower nurses, they make excellent decisions.