2006 - HCUP

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementADAYWKCoreAdmission day of week: (1) Sunday, (2) Monday,(3) Tuesday, (4) Wednesday, etc.Yes -- -- -- ADAYWKAGE Core Age in years at admission coded 0-124 years Yes Yes Yes Yes AGEAGEDAYCoreAge in days is coded 0-365 only when the age in years isless than 1 yearYes Yes Yes Yes AGEDAYAGEMONTH Core Age in months is coded 0-131 only when age in years is less than eleven Yes Yes Yes Yes AGEMONTHAHAIDHospitalAHA hospital identifier that matches AHA Annual Survey ofHospitals (not available for all states)-- Yes Yes Yes AHAIDAMONTH Core Admission month coded from (1) January to (12) December Yes Yes Yes Yes AMONTHAPRDRG Severity All Patient Refined DRG -- -- Yes Yes APRDRGAPRDRG_Risk_Mortality Severity All Patient Refined DRG: Risk of Mortality Subclass -- -- Yes Yes APRDRG_Risk_MortalityAPRDRG_Severity Severity All Patient Refined DRG: Severity of Illness Subclass -- -- Yes Yes APRDRG_SeverityAPSDRG Severity All-Payer Severity-adjusted DRG -- -- Yes Yes APSDRGAPSDRG_Charge_Weight Severity All-Payer Severity-adjusted DRG: Charge Weight -- -- Yes Yes APSDRG_Charge_WeightAPSDRG_LOS_Weight Severity All-Payer Severity-adjusted DRG: Length of Stay Weight -- -- Yes Yes APSDRG_LOS_WeightAPSDRG_Mortality_Weight Severity All-Payer Severity-adjusted DRG: Mortality Weight -- -- Yes Yes APSDRG_Mortality_WeightASOURCECoreAdmission source, uniform coding: (1) ER,(2) another hospital, (3) another facility including long-termYes Yes Yes Yes ASOURCEcare, (4) court/law enforcement, (5) routine/birth/otherASOURCE_XCoreAdmission source, as received from data source usingState-specific coding-- Yes Yes Yes ASOURCE_XASOURCEUB92 Core Admission source (UB-92 standard coding) for KID beginning in 2003 -- -- Yes Yes ASOURCEUB92ATYPECoreAdmission type, uniform coding: (1) emergency, (2) urgent,(3) elective, (4) newborn, (6) otherYes Yes Yes Yes ATYPEAWEEKENDCoreAdmission on weekend: (0) admission on Monday-Friday,(1) admission on Saturday-Sunday-- Yes Yes Yes AWEEKENDBWT Core Birth weight in grams -- Yes Yes Yes BWTCCSMGN1-CCSMGN15 DX_PR_Grps CCS-MHSA general category : Principal and Secondary Diagnoses -- --- --- Yes CCSMGN1-CCSMGN15CCSMSP1-CCSMSP15 DX_PR_Grps CCS-MHSA specific category : Principal and Secondary Diagnoses -- --- --- Yes CCSMSP1-CCSMSP15CHLDWT Hospital Weight to pediatric non-births in universe -- Yes -- -- CHLDWTCHLDWT_U Hospital Weight to pediatric non-births in universe for the 1997 KID Yes -- -- -- CHLDWT_UHCUP KID (06/13/2008) 1 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementCHLDWTchargeWeight to pediatric non-births in universe for estimates of total charges. InCHLDWTchargeHospital 2000 only, this weight is used to create national estimates for analyses that -- Yes -- --involve total charges.CHRON1-CHRON15 DX_PR_GRPS Chronic condition indicator -- --- --- Yes CHRON1-CHRON15CHRONB1-CHRONB15 DX_PR_Grps Chronic condition body system -- --- --- Yes CHRONB1-CHRONB15CM_AIDS Severity AHRQ comorbidity measure: Acquired immune deficiency syndrome -- -- Yes Yes CM_AIDSCM_ALCOHOL Severity AHRQ comorbidity measure: Alcohol abuse -- -- Yes Yes CM_ALCOHOLCM_ANEMDEF Severity AHRQ comorbidity measure: Deficiency anemias -- -- Yes Yes CM_ANEMDEFCM_ARTH Severity AHRQ comorbidity measure: Rheumatoid arthritis/collagen vascular diseases -- -- Yes Yes CM_ARTHCM_BLDLOSS Severity AHRQ comorbidity measure: Chronic blood loss anemia -- -- Yes Yes CM_BLDLOSSCM_CHF Severity AHRQ comorbidity measure: Congestive heart failure -- -- Yes Yes CM_CHFCM_CHRNLUNG Severity AHRQ comorbidity measure: Chronic pulmonary disease -- -- Yes Yes CM_CHRNLUNGCM_COAG Severity AHRQ comorbidity measure: Coagulopathy -- -- Yes Yes CM_COAGCM_DEPRESS Severity AHRQ comorbidity measure: Depression -- -- Yes Yes CM_DEPRESSCM_DM Severity AHRQ comorbidity measure: Diabetes, uncomplicated -- -- Yes Yes CM_DMCM_DMCX Severity AHRQ comorbidity measure: Diabetes with chronic complications -- -- Yes Yes CM_DMCXCM_DRUG Severity AHRQ comorbidity measure: Drug abuse -- -- Yes Yes CM_DRUGCM_HTN_C Severity AHRQ comorbidity measure: Hypertension, uncomplicated and complicated -- -- Yes Yes CM_HTN_CCM_HYPOTHY Severity AHRQ comorbidity measure: Hypothyroidism -- -- Yes Yes CM_HYPOTHYCM_LIVER Severity AHRQ comorbidity measure: Liver disease -- -- Yes Yes CM_LIVERCM_LYMPH Severity AHRQ comorbidity measure: Lymphoma -- -- Yes Yes CM_LYMPHCM_LYTES Severity AHRQ comorbidity measure: Fluid and electrolyte disorders -- -- Yes Yes CM_LYTESCM_METS Severity AHRQ comorbidity measure: Metastatic cancer -- -- Yes Yes CM_METSCM_NEURO Severity AHRQ comorbidity measure: Other neurological disorders -- -- Yes Yes CM_NEUROCM_OBESE Severity AHRQ comorbidity measure: Obesity -- -- Yes Yes CM_OBESECM_PARA Severity AHRQ comorbidity measure: Paralysis -- -- Yes Yes CM_PARACM_PERIVASC Severity AHRQ comorbidity measure: Peripheral vascular disorders -- -- Yes Yes CM_PERIVASCCM_PSYCH Severity AHRQ comorbidity measure: Psychoses -- -- Yes Yes CM_PSYCHCM_PULMCIRC Severity AHRQ comorbidity measure: Pulmonary circulation disorders -- -- Yes Yes CM_PULMCIRCCM_RENLFAIL Severity AHRQ comorbidity measure: Renal failure -- -- Yes Yes CM_RENLFAILCM_TUMOR Severity AHRQ comorbidity measure: Solid tumor without metastasis -- -- Yes Yes CM_TUMORHCUP KID (06/13/2008) 2 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementCM_ULCER Severity AHRQ comorbidity measure: Peptic ulcer disease excluding bleeding -- -- Yes Yes CM_ULCERCM_VALVE Severity AHRQ comorbidity measure: Valvular disease -- -- Yes Yes CM_VALVECM_WGHTLOSS Severity AHRQ comorbidity measure: Weight loss -- -- Yes Yes CM_WGHTLOSSCMPBWT Hospital Weight to complicated births in universe -- Yes -- -- CMPBWTCMPBWT_U Hospital Weight to complicated births in universe in 1997 KID Yes -- -- CMPBWT_UCMPBWTchargeWeight to complicated births in universe for estimates of total charges. InCMPBWTchargeHospital 2000 only, this weight is used to create national estimates for analyses that -- Yes -- --involve total charges.CCS category for principal diagnosis for 1997 KID.DCCHPR1CoreCCS was formerly called the Clinical Classifications forYes -- -- -- DCCHPR1Health Policy Research (CCHPR)DIEDCoreIndicates in-hospital death: (0) did not die during hospitalization,(1) died during hospitalizationYes Yes Yes Yes DIEDDISCWTCore, HospitalDischarge weight on Core file and Hospital Weights file for KIDbeginning in 2000. In all data years except 2000, this weight isused to create national estimates for all analyses. In 2000 only,this weight is used to create national estimates for all analysesexcluding those that involve total charges.-- Yes Yes Yes DISCWTDISCWT_U Core, Hospital Discharge weight on Core file and Hospital Weights file for 1997 KID. Yes -- -- -- DISCWT_UDISCWTchargeCore, HospitalDischarge weight for national stimates of total charges. In 2000 only, thisweight is used to create national estimates for analyses that involve total -- Yes -- -- DISCWTchargechargesDISPCoreDisposition of patient, uniform coding for 1997 KID:(1) routine, (2) short-term hospital, (3) skilled nursing facility,(4) intermediate care facility, (5) another type of facility,(6) home health care, (7) against medical advice, (20) diedYes -- -- -- DISPHCUP KID (06/13/2008) 3 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementDISPUB92CoreDisposition of patient, UB-92 coding: (1) routine, (2) short term hospital, (3)skilled nursing facility, (4) intermediate care,(5) another type of facility, (6) home health care, (7) against medical advice,(8) home IV provider, (9) admitted as an inpatient to this hospital beginning in2001 on outpatient data only (20) died in hospital, (40) died at home, (41)died in a medical facility, (42) died,place unknown, (50) Hospice, home, (51) Hospice, medical facility, (61)hospital-based Medicare approved swing bed,(62) another rehabilitation facility, (63) long term care hospital, (64) certifiednursing facility, (71) another institution for outpatientservices, (72) this institution for outpatient services, (99) discharged alive,destination unknown-- Yes Yes Yes DISPUB92DISPUNIFORMCoreDisposition of patient, uniform coding used in 2000 and 2003 KID:(1) routine, (2) transfer to short term hospital, (5) other transfers,including skilled nursing facility, intermediate care, and another-- Yes Yes Yes DISPUNIFORMtype of facility, (6) home health care, (7) against medical advice,(20) died in hospital, (99) discharged alive, destination unknownDQTR Core Coded: (1) Jan - Mar, (2) Apr - Jun, (3) Jul - Sep, (4) Oct - Dec Yes Yes Yes Yes DQTRDQTR_XCoreDischarge quarter (as received from source). Contains the original DQTRvalue without any edits or adjustments. -- -- -- Yes DQTR_XDRG Core DRG in use on discharge date Yes Yes Yes Yes DRGDRG10 Core DRG Version 10 (effective October 1992 - September 1993) Yes -- -- -- DRG10DRG18 Core DRG Version 18 (effective October 2000 - September 2001) -- Yes Yes -- DRG18DRG24 Core DRG Version 24 (effective October 2006 - September 2007) -- -- -- Yes DRG24DRGVER Core Grouper version in use on discharge date -- Yes Yes Yes DRGVERDS_DX_Category1 Severity Disease Staging: Principal Disease Category -- -- Yes Yes DS_DX_Category1DS_LOS_Level Severity Disease Staging: Length of Stay Level -- -- Yes Yes DS_LOS_LevelDS_LOS_Scale Severity Disease Staging: Length of Stay Scale -- -- Yes Yes DS_LOS_ScaleDS_Mrt_Level Severity Disease Staging: Mortality Level -- -- Yes Yes DS_Mrt_LevelDS_Mrt_Scale Severity Disease Staging: Mortality Scale -- -- Yes Yes DS_Mrt_ScaleDS_RD_Level Severity Disease Staging: Resource Demand Level -- -- Yes Yes DS_RD_LevelDS_RD_Scale Severity Disease Staging: Resource Demand Scale -- -- Yes Yes DS_RD_ScaleHCUP KID (06/13/2008) 4 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementDS_Stage1 Severity Disease Staging: Stage of Principal Disease Category -- -- Yes Yes DS_Stage1DSHOSPID Core Hospital number as received from the data source -- Yes Yes Yes DSHOSPIDDX1-DX15 Core Diagnoses, principal and secondary (ICD-9-CM) Yes Yes Yes Yes DX1-DX15DXCCS1-DXCCS15 Core CCS category for all diagnoses for KID beginning in 2000 -- Yes Yes Yes DXCCS1-DXCCS15DXV1-DXV15 Core Diagnosis validity flags Yes -- -- -- DXV1-DXV15E_CCS1-E_CCS4 Core CCS category for all E codes for KID beginning in 2003 -- -- Yes Yes E_CCS1-E_CCS4ECCSMGN1-ECCSMGN4 DX_PR_Grps CCS-MHSA general category: Ecodes -- --- --- Yes ECCSMGN1-ECCSMGN4ECODE1-ECODE4 Core External causes of injury codes (ICD-9-CM) for KID beginning in 2003 -- -- Yes Yes ECODE1-ECODE4ELECTIVECoreIndicates elective admission: (1) elective, (0) non-electiveadmission-- -- Yes Yes ELECTIVEFEMALE Core Indicates gender in 2000 and 2003 KID: (0) male, (1) female -- Yes Yes Yes FEMALEH_BEDSZ Hospital Bed size of hospital: (1) small, (2) medium, (3) large Yes -- -- -- H_BEDSZH_BRTH_F Hospital Number of frame HCUP births in KID_STRATUM Yes Yes -- -- H_BRTH_FH_CHLD_F Hospital Number of frame HCUP pediatric non-births in KID_STRATUM Yes Yes -- H_CHLD_FH_CMPB_F Hospital Number of frame HCUP complicated births in KID_STRATUM Yes Yes -- -- H_CMPB_FH_CONTRLHospitalControl/ownership of hospital: (1) government, nonfederal(2) private, non-profit (3) private, invest-ownYes -- -- -- H_CONTRLH_DISC_F Hospital Number of frame HCUP discharges in KID_STRATUM Yes Yes -- -- H_DISC_FH_HOSP_F Hospital Number of frame HCUP hospitals in KID_STRATUM Yes Yes -- -- H_HOSP_FH_LOC Hospital Location: (0) rural, (1) urban Yes -- -- -- H_LOCH_LOCTCHHospitalLocation/teaching status of hospital: (1) rural, (2) urbannon-teaching, (3) urban teachingYes -- -- -- H_LOCTCHH_REGIONHospitalRegion of hospital: (1) Northeast, (2) Midwest, (3) South,(4) WestYes -- -- -- H_REGIONH_TCH Hospital Teaching status of hospital: (0) non-teaching, (1) teaching Yes -- -- -- H_TCHH_UNCB_F Hospital Number of frame HCUP uncomplicated births in KID_STRATUM Yes Yes -- -- H_UNCB_FHOSP_BEDSIZE Hospital Bed size of hospital: (1) small, (2) medium, (3) large -- Yes Yes Yes HOSP_BEDSIZEControl/ownership of hospital: (0) government or private,HOSP_CONTROLHospitalcollapsed category, (1) government, nonfederal, public,(2) private,non-profit, voluntary, (3) private, invest-own, (4) private,-- Yes Yes Yes HOSP_CONTROLcollapsed categoryHOSP_LOCATION Hospital Location: (0) rural, (1) urban -- Yes Yes Yes HOSP_LOCATIONHCUP KID (06/13/2008) 5 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementHOSP_LOCTEACH HospitalLocation/teaching status of hospital: (1) rural, (2) urbannon-teaching, (3) urban teaching-- Yes Yes Yes HOSP_LOCTEACHHOSP_REGION Hospital Region of hospital: (1) Northeast, (2) Midwest, (3) South, (4) West -- Yes Yes Yes HOSP_REGIONHOSP_TEACH Hospital Teaching status of hospital: (0) non-teaching, (1) teaching -- Yes Yes Yes HOSP_TEACHHOSPADDR Hospital Hospital address from AHA Annual Survey of Hospitals -- Yes Yes Yes HOSPADDRIn-hospital births (HOSPBRTH = 1) are identified by any principal orHOSPBRTHCoresecondary diagnosis code in the range of V3000 to V3901 with the last twodigits of "00" or "01" and the patient is not transferred from another acute careYes Yes Yes Yes HOSPBRTHhospital or health care facilityHOSPCITY Hospital Hospital city from AHA Annual Survey of Hospitals -- Yes Yes Yes HOSPCITYCore, Hospital,HOSPIDSeverity, HCUP hospital number -- Yes Yes Yes HOSPIDDX_PR_GrpsHOSPNAME Hospital Hospital name from AHA Annual Survey of Hospitals -- Yes Yes Yes HOSPNAMEHOSPNUM Core, Hospital HCUP hospital number Yes -- -- -- HOPSNUMHOSPST Core, Hospital State postal code for the hospital (e.g., AZ for Arizona) -- Yes Yes Yes HOSPSTHOSPSTCOModified Federal Information Processing Standards (FIPS)Core (2000),State/county code for the hospital links to Area Resource FileHospital (2003,(available from the Bureau of Health Professions, Health2006)Resources and Services AdmiKIDtration)-- Yes Yes Yes HOSPSTCOUnmodified Federal Information Processing Standards (FIPS)HFIPSSTCOHospitalState/county code for the hospital links to Area Resource File(available from the Bureau of Health Professions, Health-- -- -- Yes HFIPSSTCOResources and Services AdmiKIDtration)HOSPZIP Hospital Hospital ZIP Code from AHA Annual Survey of Hospitals -- Yes Yes Yes HOSPZIPIDNUMBERHospitalAHA hospital identifier without the leading 6(not available for all states)-- Yes Yes Yes IDNUMBERKEY Core, Severity Unique record number for 2000 KID -- Yes -- -- KEYStratum used to weight hospitals, based on geographic region,KID_STRATUMCore, Hospital control, location/teaching status, and bed size. Stratum-- Yes Yes Yes KID_STRATUMinformation is also in the Hospital Weights file.LOS Core Length of stay, edited Yes Yes Yes Yes LOSHCUP KID (06/13/2008) 6 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementLOS_X Core Length of stay, as received from data source Yes Yes Yes Yes LOS_XMDC Core MDC in use on discharge date Yes Yes Yes Yes MDCMDC18 Core MDC Version 18 (effective October 2000 - September 2001) -- Yes Yes -- MDC18MDC24 Core MDC Version 24 (effective October 2006 - September 2007) -- -- -- Yes MDC24MDID_S Core Synthetic attending physician number in 1997 and 2000 KID Yes Yes -- -- MDID_SMDNUM1_R Core Re-identified primary physician number in files beginning in 2003 -- -- Yes Yes MDNUM1_RMDNUM2_R Core Re-identified secondary physician number in files beginning in 2003 -- -- Yes Yes MDNUM2_RN_BRTH_U Hospital Number of universe births in KID_STRATUM Yes Yes Yes Yes N_BRTH_UN_DISC_U Hospital Number of AHA universe discharges in the KID stratum Yes Yes Yes Yes N_DISC_UN_HOSP_U Hospital Number of AHA universe hospitals in the KID stratum Yes Yes Yes Yes N_HOSP_UNACHTYPE Hospital NACHRI hospital type Yes Yes Yes Yes NACHTYPENDX Core Number of diagnoses coded on the original record Yes Yes Yes Yes NDXNECODE Core Number of E codes coded on the original record beginning in 2003 -- -- Yes Yes NECODENEOMATCoreAssigned from diagnoses and procedure codes: (0) notmaternal or neonatal, (1) maternal diagnosis or procedure,Yes Yes Yes Yes NEOMAT(2) neonatal diagnosis, (3) maternal and neonatal on same recordNPR Core Number of procedures coded on the original record Yes Yes Yes Yes NPRPAY1CoreExpected primary payer, uniform: (1) Medicare, (2) Medicaid,(3) private including HMO, (4) self-pay, (5) no charge, (6) otherYes Yes Yes Yes PAY1PAY1_NCoreExpected primary payer, nonuniform: (1) Medicare, (2) Medicaid,(3) Blue Cross, Blue Cross PPO, (4) commercial, PPO,(5) HMO, PHP, etc., (6) self-pay, (7) no charge, (8) Title V,Yes -- -- -- PAY1_N(9) Worker's Compensation, (10) CHAMPUS, CHAMPVA,(11) other government, (12) otherPAY1_X Core Expected primary payer, as received from the data source -- Yes Yes Yes PAY1_XPAY2CoreExpected secondary payer, uniform: (1) Medicare, (2) Medicaid,(3) private including HMO, (4) self-pay, (5) no charge, (6) otherYes Yes Yes Yes PAY2HCUP KID (06/13/2008) 7 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementExpected secondary payer, nonuniform: (1) Medicare,(2) Medicaid, (3) Blue Cross, Blue Cross PPO, (4) commercial,PAY2_NCorePPO, (5) HMO, PHP, etc., (6) self-pay, (7) no charge, (8) Title V,Yes -- -- -- PAY2_N(9) Worker's Compensation, (10) CHAMPUS, CHAMPVA,(11) other government, (12) otherPAY2_X Core Expected secondary payer, as received from the data source -- Yes Yes Yes PAY2_XCCS category for principal procedure for 1997 KID.PCCHPR1CoreCCS was formerly called the Clinical Classifications forYes -- -- -- PCCHPR1Health Policy Research (CCHPR)PCLASS1-PCLASS15 DX_PR_Grps Procedure Class -- --- --- Yes PCLASS1-PCLASS15PEDS_DISCHospitalNumber of discharges, 20 years old or younger, from this hospital in the SID-- Yes Yes Yes PEDS_DISCPEDS_PCT Hospital Percentage of hospital discharges, 20 years old or younger -- Yes Yes Yes PEDS_PCTPL_NCHS2006 Core Patient location: Urban-Rural 6 categories for KID beginning in 2006 -- -- -- Yes PL_NCHS2006PL_UR_CAT4 Core Patient location: Urban-Rural 4 categories for KID available in 2003 -- -- Yes -- PL_UR_CAT4PR1-PR15 Core Procedures, principal and secondary (ICD-9-CM) Yes Yes Yes Yes PR1-PR15PRCCS1-PRCCS15 Core CCS category for all procedures for 2000 and 2003 KID -- Yes Yes Yes PRCCS1-PRCCS15Number of days from admission to principal procedure. In thePRDAY1Core1997 KID, only the day of principal procedure (PRDAY1)Yes Yes Yes Yes PRDAY1is available.Number of days from admission to secondary procedures. In thePRDAY2-PRDAY15 Core1997 KID, only the day of principal procedure (PRDAY1)-- Yes Yes Yes PRDAY2-PRDAY15is available.PRV1-PRV15 Core Procedure validity flag Yes -- -- -- PRV1-PRV15RACECoreRace, uniform coding: (1) white, (2) black, (3) Hispanic,(4) Asian or Pacific Islander, (5) Native American, (6) otherYes Yes Yes Yes RACERECNUMCore, Severity,DX_PR_GrpsHCUP unique record number Yes -- Yes Yes RECNUMS_BRTH_U Hospital Number of sample births in KID_STRATUM Yes Yes Yes Yes S_BRTH_US_CHLD Hospital Pediatric non-births sampled Yes Yes -- -- S_CHLDS_CHLD_U Hospital Number of sample pediatric non-births in KID_STRATUM Yes Yes Yes Yes S_CHLD_US_CMPB Hospital Complicated births sampled Yes Yes -- -- S_CMPBS_CMPB_U Hospital Number of sample complicated births in KID_STRATUM Yes Yes Yes Yes S_CMPB_UHCUP KID (06/13/2008) 8 Availability of Data Elements

Availability of Data Elements in the 1997, 2000, 2003, and 2006 Kids' Inpatient Database (KID)The first column specifies the HCUP data element name. The second column indicates the file(s) in which the data element appears. The next column describes how the data elementis defined in the KID. The remaining columns refer to data years. Cells marked with "Yes" indicate that the data element is available for that year of the KID. Cells marked with "--"indicate that the data element is not available for that year of the KID. Not all data elements are available for all states. For example, all years of the KID contain the data element for theAmerican Hospital Association hospital identifier (IDNUMBER), but not all states allow the release of this information. Refer to the Description of Data Elements for information on howthe HCUP data elements are defined. Summary Statistics are available with means on all numeric data elements and frequency distributions on most categorical data elements.HCUP Data Element File(s) Coding Notes 1997 2000 2003 2006 HCUP Data ElementS_DISC_U Hospital Number of sample births and children in KID_STRATUM Yes Yes Yes Yes S_DISC_US_HOSP_U Hospital Number of sample hospitals in KID_STRATUM Yes Yes Yes Yes S_HOSP_US_UNCB Hospital Uncomplicated births sampled Yes Yes -- -- S_UNCBS_UNCB_U Hospital Number of sample uncomplicated births in KID_STRATUM Yes Yes Yes Yes S_UNCB_USEX Core Indicates gender for 1997 KID: (1) male, (2) female Yes -- -- -- SEXStratum used in 1997 KID; includesSTRATUMHospital geographic region, control, location/teaching status, andYes -- -- -- STRATUMbed sizeSURGID_S Core Synthetic secondary physician number in files prior to 2001 Yes Yes -- -- SURGID_STOTAL_DISC Hospital Total number of discharges from this hospital in the KID -- Yes Yes -- TOTAL_DISCTOTCHG Core Total charges, edited Yes Yes Yes Yes TOTCHGTOTCHG_X Core Total charges, as received from data source Yes Yes Yes Yes TOTCHG_XTOTDSCHG Hospital Total number of discharges from this hospital in the KID Yes -- -- -- TOTDSCHGUNCBRTHCoreUncomplicated births (UNCBRTH = 1) have a Diagnosis Related Group(DRG) equal to 391 indicating "Normal Newborn.”Yes Yes Yes Yes UNCBRTHUNCBWT Hospital Weight to uncomplicated births in universe -- Yes -- -- UNCBWTUNCBWT_U Hospital Weight to uncomplicated births in universe for 1997 KID Yes -- -- -- UNCBWT_UUNCBWTchargeWeight to uncomplicated births in universe for estimates of total charges. InUNCBWTchargeHospital 2000 only, this weight is used to create national estimates for analyses that -- Yes -- --involve total charges.YEAR Core, Hospital Discharge year Yes Yes Yes Yes YEARMedian household income category in 2000 KID files:ZIPINCCore(1) $1-$24,999, (2) $25,000-$34,999, (3) $35,000-$44,999,-- Yes -- -- ZIPINC(4) $45,000 and above.ZIPINC_QrtlCoreMedian household income quartiles for patient's ZIP Code for KID beginningin 2003-- -- Yes Yes ZIPINC_QrtlMedian household income category in 1997 KID:ZIPINC4Core(1) $1-$25,000, (2) $25,001-$30,000, (3) $30,001-$35,000,Yes -- -- -- ZIPINC4(4) $35,001 and aboveHCUP KID (06/13/2008) 9 Availability of Data Elements