The use of a patient-controlled analgesia (PCA) pump is effective in which of the following situations? 1. The client achieves a therapeutic level of analgesia. 2. The client does not become dependent...

The use of a patient-controlled analgesia (PCA) pump is effective in which of the following situations?

1. The client achieves a therapeutic level of analgesia.

2. The client does not become dependent on opioids postoperatively.

3. There is decreased cost by decreasing use of intramuscular (IM) injections.

4. The family can assist the client in managing the pain.