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Central Distributor SEDD: Description of Data Elements

 
AGEMONTH - Age in months (when AGE is less than 11 years)
 
Documentation Sections:
General Notes
Uniform Values
State Specific Notes
General Notes
 

Age in months (AGEMONTH) is reported for patients less than 11 years of age. AGEMONTH is calculated from date of birth (DOB) and the admission date (ADATE) with the following exceptions:

  • AGEMONTH is set to the supplied age in months if the age cannot be calculated (ADATE and/or DOB is missing or invalid).
  • AGEMONTH is missing (.) if the age cannot be calculated and the reported age in months is missing.
  • AGEMONTH is missing (.) if the calculated age in years is out of range (AGE NE 0-124).
  • AGEMONTH is invalid (.A) if the age in months cannot be calculated and the supplied age in months is nonnumeric. An invalid calculated AGEMONTH is not replaced by the reported age in months.
  • AGEMONTH is set to inconsistent (.C) if AGEMONTH is inconsistent with neonatal diagnoses (EAGE04), or is inconsistent with maternal diagnoses/procedures (EAGE05).
 
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Uniform Values
 
VariableDescriptionValueValue Description
AGEMONTHAge in months (when AGE is less than 11 years)0-131Months
.Missing
.AInvalid
.CInconsistent: beginning with 1998 data, EAGE04, EAGE05
 
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State Specific Notes

California

Only the calculated age in days could be used to assign AGEMONTH because California did not supply this information. Because California did not provide an admission date, the date of service was used to calculate age in months.



District of Columbia

Only the calculated age in months could be used to assign AGEMONTH because the District of Columbia did not supply this information.



Indiana

Only the calculated age in months could be used to assign AGEMONTH because Indiana did not supply this information.



Minnesota

Only the calculated age in months could be used to assign AGEMONTH because Minnesota did not supply this information.



Missouri

Only the calculated age in months could be used to assign AGEMONTH because Missouri did not supply this information.



Nebraska

Only the calculated age in months could be used to assign AGEMONTH because Nebraska did not supply this information.



Vermont

Only the calculated age in months could be used to assign AGEMONTH because Vermont did not supply this information.


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Internet Citation: HCUP Central Distributor SEDD Description of Data Elements - All States. Healthcare Cost and Utilization Project (HCUP). October 2024. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/db/vars/sedddistnote.jsp?var=agemonth.
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Last modified 10/16/24