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| Facts—What is it that we want to be able to slice and dice? These are our facts (measures): |
- Average glucose
- Number of glucose measurements
- Average minutes to upload
- Average number of measures per day/patient
- Number of patients
- Length of stay
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| Attributes—What are the ways in which we want to be able to slice and dice our facts? These are our attributes: |
- Patient location
- Discharge diagnosis
- Race
- Nursing shift
- Patient age
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- Year�month�day
- Mortality
- Patient service
- Length of stay
- Results
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| Dimensions—Attributes are grouped naturally into what become dimensions |
- Collection date
year, month, day, weekday, holiday
- Patient
MRN, age, sex, race
- Location
room, unit, floor, wing, building
- Admission
LOS, mortality, diagnoses, cost
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