Data Set Name: NEDS_2009_CORE Number of Observations: 28861047 Total Number of Data Elements: 92 Columns Description ======== =========== 1 - 4 Database name 6 - 9 Discharge year of data 11 - 19 File name 21 - 23 Data element number 25 - 43 Data element name 45 Length of data element 48 Non-zero number of digits after decimal point for numeric data element 50 - 53 Data element type (Num=numeric; Char=character) 55 - 154 Data element label NEDS 2009 Core 1 AGE 3 Num Age in years at admission NEDS 2009 Core 2 AMONTH 2 Num Admission month NEDS 2009 Core 3 AWEEKEND 2 Num Admission day is a weekend NEDS 2009 Core 4 CHRON1 3 Num Chronic condition indicator 1 NEDS 2009 Core 5 CHRON2 3 Num Chronic condition indicator 2 NEDS 2009 Core 6 CHRON3 3 Num Chronic condition indicator 3 NEDS 2009 Core 7 CHRON4 3 Num Chronic condition indicator 4 NEDS 2009 Core 8 CHRON5 3 Num Chronic condition indicator 5 NEDS 2009 Core 9 CHRON6 3 Num Chronic condition indicator 6 NEDS 2009 Core 10 CHRON7 3 Num Chronic condition indicator 7 NEDS 2009 Core 11 CHRON8 3 Num Chronic condition indicator 8 NEDS 2009 Core 12 CHRON9 3 Num Chronic condition indicator 9 NEDS 2009 Core 13 CHRON10 3 Num Chronic condition indicator 10 NEDS 2009 Core 14 CHRON11 3 Num Chronic condition indicator 11 NEDS 2009 Core 15 CHRON12 3 Num Chronic condition indicator 12 NEDS 2009 Core 16 CHRON13 3 Num Chronic condition indicator 13 NEDS 2009 Core 17 CHRON14 3 Num Chronic condition indicator 14 NEDS 2009 Core 18 CHRON15 3 Num Chronic condition indicator 15 NEDS 2009 Core 19 DIED_VISIT 2 Num Died in the ED (1), Died in the hospital (2), did not die (0) NEDS 2009 Core 20 DISCWT 11.7 Num Weight to ED Visits in AHA universe NEDS 2009 Core 21 DISP_ED 2 Num Disposition of patient (uniform) from ED NEDS 2009 Core 22 DQTR 2 Num Discharge quarter NEDS 2009 Core 23 DX1 5 Char Diagnosis 1 NEDS 2009 Core 24 DX2 5 Char Diagnosis 2 NEDS 2009 Core 25 DX3 5 Char Diagnosis 3 NEDS 2009 Core 26 DX4 5 Char Diagnosis 4 NEDS 2009 Core 27 DX5 5 Char Diagnosis 5 NEDS 2009 Core 28 DX6 5 Char Diagnosis 6 NEDS 2009 Core 29 DX7 5 Char Diagnosis 7 NEDS 2009 Core 30 DX8 5 Char Diagnosis 8 NEDS 2009 Core 31 DX9 5 Char Diagnosis 9 NEDS 2009 Core 32 DX10 5 Char Diagnosis 10 NEDS 2009 Core 33 DX11 5 Char Diagnosis 11 NEDS 2009 Core 34 DX12 5 Char Diagnosis 12 NEDS 2009 Core 35 DX13 5 Char Diagnosis 13 NEDS 2009 Core 36 DX14 5 Char Diagnosis 14 NEDS 2009 Core 37 DX15 5 Char Diagnosis 15 NEDS 2009 Core 38 DXCCS1 3 Num CCS: diagnosis 1 NEDS 2009 Core 39 DXCCS2 3 Num CCS: diagnosis 2 NEDS 2009 Core 40 DXCCS3 3 Num CCS: diagnosis 3 NEDS 2009 Core 41 DXCCS4 3 Num CCS: diagnosis 4 NEDS 2009 Core 42 DXCCS5 3 Num CCS: diagnosis 5 NEDS 2009 Core 43 DXCCS6 3 Num CCS: diagnosis 6 NEDS 2009 Core 44 DXCCS7 3 Num CCS: diagnosis 7 NEDS 2009 Core 45 DXCCS8 3 Num CCS: diagnosis 8 NEDS 2009 Core 46 DXCCS9 3 Num CCS: diagnosis 9 NEDS 2009 Core 47 DXCCS10 3 Num CCS: diagnosis 10 NEDS 2009 Core 48 DXCCS11 3 Num CCS: diagnosis 11 NEDS 2009 Core 49 DXCCS12 3 Num CCS: diagnosis 12 NEDS 2009 Core 50 DXCCS13 3 Num CCS: diagnosis 13 NEDS 2009 Core 51 DXCCS14 3 Num CCS: diagnosis 14 NEDS 2009 Core 52 DXCCS15 3 Num CCS: diagnosis 15 NEDS 2009 Core 53 ECODE1 5 Char E code 1 NEDS 2009 Core 54 ECODE2 5 Char E code 2 NEDS 2009 Core 55 ECODE3 5 Char E code 3 NEDS 2009 Core 56 ECODE4 5 Char E code 4 NEDS 2009 Core 57 EDEVENT 2 Num Type of ED Event NEDS 2009 Core 58 E_CCS1 4 Num CCS: E Code 1 NEDS 2009 Core 59 E_CCS2 4 Num CCS: E Code 2 NEDS 2009 Core 60 E_CCS3 4 Num CCS: E Code 3 NEDS 2009 Core 61 E_CCS4 4 Num CCS: E Code 4 NEDS 2009 Core 62 FEMALE 2 Num Indicator of sex NEDS 2009 Core 63 HCUPFILE 4 Char Source of HCUP Record (SID or SEDD) NEDS 2009 Core 64 HOSP_ED 5 Num HCUP ED hospital identifier NEDS 2009 Core 65 HOSP_REGION 2 Num Region of hospital NEDS 2009 Core 66 INJURY 2 Num Injury diagnosis reported on record (1:DX1 is an injury; 2:DX2+ is an injury; 0:No injury) NEDS 2009 Core 67 INJURY_CUT 2 Num Injury by cutting or piercing (by E codes) NEDS 2009 Core 68 INJURY_DROWN 2 Num Injury by drowning or submersion (by E codes) NEDS 2009 Core 69 INJURY_FALL 2 Num Injury by falling (by E codes) NEDS 2009 Core 70 INJURY_FIRE 2 Num Injury by fire, flame or hot object (by E codes) NEDS 2009 Core 71 INJURY_FIREARM 2 Num Injury by firearm (by E codes) NEDS 2009 Core 72 INJURY_MACHINERY 2 Num Injury by machinery (by E codes) NEDS 2009 Core 73 INJURY_MVT 2 Num Injury involving motor vehicle traffic (by E codes) NEDS 2009 Core 74 INJURY_NATURE 2 Num Injury involving nature or environmental factors (by E codes) NEDS 2009 Core 75 INJURY_POISON 2 Num Injury by poison (by E codes) NEDS 2009 Core 76 INJURY_SEVERITY 2 Num Injury severity score assigned by ICDPIC Stata program NEDS 2009 Core 77 INJURY_STRUCK 2 Num Injury from being struck by or against (by E codes) NEDS 2009 Core 78 INJURY_SUFFOCATION 2 Num Injury by suffocation (by E codes) NEDS 2009 Core 79 INTENT_ASSAULT 2 Num Injury by assault indicated on the record (by E codes) NEDS 2009 Core 80 INTENT_SELF_HARM 2 Num Intentional self harm indicated on the record (by diagnosis and/or E codes) NEDS 2009 Core 81 INTENT_UNINTENTIONAL 2 Num Unintentional injury indicated on the record (by E codes) NEDS 2009 Core 82 KEY_ED 16 Num HCUP NEDS record identifier NEDS 2009 Core 83 MULTINJURY 2 Num More than one injury diagnosis reported on record NEDS 2009 Core 84 NDX 3 Num Number of diagnoses on this record NEDS 2009 Core 85 NECODE 3 Num Number of E codes on this record NEDS 2009 Core 86 NEDS_STRATUM 5 Num Stratum used to sample hospital NEDS 2009 Core 87 PAY1 2 Num Primary expected payer (uniform) NEDS 2009 Core 88 PAY2 2 Num Secondary expected payer (uniform) NEDS 2009 Core 89 PL_NCHS2006 3 Num Patient Location: NCHS Urban-Rural Code (V2006) NEDS 2009 Core 90 TOTCHG_ED 12.2 Num Total charge for ED services NEDS 2009 Core 91 YEAR 4 Num Calendar year NEDS 2009 Core 92 ZIPINC_QRTL 2 Num Median household income national quartile for patient ZIP Code