The nurse caring for an immobile client with a pressure ulcer implements an intervention that ...

The nurse caring for an immobile client with a pressure ulcer implements an intervention that re-quires repositioning the client every 2 hours. Which of the following represents the best evalua-tion method for this intervention?
 
  1. No additional pressure ulcers are noted over a 1-week period.
  2. Client expresses a decrease in pressure ulcer related pain within 1 week.
  3. The client's pressure ulcer shows a decrease in size over a 1-week period.
  4. The turning schedule is initiated to reflect appropriate positioning for a 1-week period.