A nurse manager is evaluating a quality improvement initiative for reducing health care-associated infections. Which of the following findings indicate the initiative is effective?

Clients who are intubated are kept in the supine position

Central lines are inserted into the femoral vein for clients who are obese.

Clients who have an indwelling urinary catheter are assessed daily to determine if it is still needed.

Nurses perform hand hygiene for 10 seconds before completing tasks.