The nurse is assessing an older female adult's client's nutritional status. Which finding indicates that the client has a nutritional deficiency? Reference Ranges: Hemoglobin [12 to 16 g/dl (120 to 160 g/L) Hematocrit 37% to 47% (0.37 to 0.47 volume fraction)] Albumin [3.5 to 5.0 g/dl (35 to 50 g/L)] Serum transferrin [250 to 380 mg/dl (2.5 to 3.80 g/L)