The client is undergoing an oral glucose tolerance test. The nurse interprets that the client's results are not compatible with diabetes mellitus if the glucose level is lower than which of the following cutoff values after 120 minutes (2 hours)?
1. 80 mg/dL
2. 110 mg/dL
3. 140 mg/dL
4. 160 mg/dL
3
Rationale: The normal reference values for oral glucose tolerance tests are lower than 140 mg/dL at 120 minutes; lower than 200 mg/dL at 30, 60, and 90 minutes; and lower than 115 mg/dL in the fasting state. The other values are not part of the reference ranges.
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