A nurse is analyzing a client's intake and output. The client has a temperature of 102°F (38.9°C) and is receiving IV fluid therapy because of the nothing-by-mouth status due to acute pancreatitis....

A nurse is analyzing a client's intake and output. The client has a temperature of 102°F (38.9°C) and is receiving IV fluid therapy because of the nothing-by-mouth status due to acute pancreatitis. Before planning nursing actions, the nurse should first consider which of the following?

1. The client's body mass index.

2. Insensible fluid loss through the lungs and skin.

3. When the client last ate.

4. The number of bags of IV fluid for the client.