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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2014_Core.TXT
January 01, 2014 - 4 Num Calendar year
NRD 2014 Core 148 ZIPINC_QRTL 2 Num Median household income
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2018_Core.TXT
January 01, 2018 - year
NRD 2018 NRD_2018_Core 121 ZIPINC_QRTL 2 Num Median household income
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2017_Core.TXT
January 01, 2017 - year
NRD 2017 NRD_2017_Core 121 ZIPINC_QRTL 2 Num Median household income
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hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2019.jsp
January 01, 2019 - quartile based on the median household income of the patient's ZIP Code, and urban/rural location of … income for the patient's ZIP Code. … The patient characteristics (e.g., age, sex, income quartile) from the first stay were retained on the … quartiles for patient's ZIP Code: (1) quartile 1 [lowest income], (2) quartile 2, (3) quartile 3, (4 … ) quartile 4 [highest income].
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2006_Core.txt
January 01, 2006 - Calendar year
KID 2006 Core 131 ZIPINC_QRTL 513 514 Num Median household income
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2003_CORE.TXT
January 01, 2003 - Calendar year
KID 2003 CORE 130 ZIPInc_Qrtl 510 511 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2006_Core.TXT
January 01, 2006 - Calendar year
NIS 2006 Core 128 ZIPINC_QRTL 509 510 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2005_Core.TXT
January 01, 2005 - Calendar year
NIS 2005 Core 126 ZIPInc_Qrtl 505 506 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_10PCT_SAMPLE_B.TXT
January 01, 2004 - Calendar year
NIS 2004 10Pct_Sample_B 126 ZIPInc_Qrtl 505 506 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_10PCT_SAMPLE_B.TXT
January 01, 2003 - Calendar year
NIS 2003 10PCT_SAMPLE_B 126 ZIPInc_Qrtl 504 505 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_10PCT_SAMPLE_A.TXT
January 01, 2003 - Calendar year
NIS 2003 10PCT_SAMPLE_A 126 ZIPInc_Qrtl 504 505 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2007_Core.TXT
January 01, 2007 - Calendar year
NIS 2007 Core 131 ZIPINC_QRTL 507 508 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_10PCT_SAMPLE_A.TXT
January 01, 2004 - Calendar year
NIS 2004 10Pct_Sample_A 126 ZIPInc_Qrtl 505 506 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_CORE.TXT
January 01, 2004 - Calendar year
NIS 2004 Core 126 ZIPInc_Qrtl 505 506 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_CORE.TXT
January 01, 2003 - Calendar year
NIS 2003 CORE 126 ZIPInc_Qrtl 504 505 Num Median household income
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hcup-us.ahrq.gov/db/nation/nrd/NRD_Introduction_2013.jsp
January 01, 2013 - quartile based on the median household income of the patient's ZIP Code, and urban/rural location of … include comorbidites, severity classified by the 3M All-Patient Refined DRG severity score, patient income … income for the patient's ZIP Code. … The patient characteristics (e.g., age, sex, income quartile) from the first stay were retained on the … For 2013, the median income quartiles are defined as: (1) $1 - $37,999; (2) $38,000 - $47,999; (3) $48,000
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hcup-us.ahrq.gov/reports/methods/2011_01.pdf
January 01, 2011 - comorbidites, severity
classified by the 3M All Patient Refined DRG (APR DRG) severity score, patient income … We offer illustrations of the potential
savings from reducing total inpatient cost and readmissions … Within each payer, Hispanics from low-income communities
had the highest risk of readmission. … regression were performed to assess differences by
age, sex, race/ethnicity, payer, location, and income … -
Hispanic whites, as well as for patients covered by Medicare or Medicaid and those
living in low-income
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2022_Core.TXT
January 01, 2022 - 2022 KID_2022_Core 129 ZIPINC_QRTL 648 649 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2020_Core_V2.TXT
January 01, 2020 - 2020 NIS_2020_Core 127 ZIPINC_QRTL 646 647 Num Median household income
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2021_Core.TXT
January 01, 2021 - 2021 NIS_2021_Core 127 ZIPINC_QRTL 646 647 Num Median household income