Clinical Data Repository (CDR)



Patient Harmonization Specifications
National Institutes of Health
Warren G. Magnuson Clinical Center
Information Systems Development
Revised on June 21, 1997
Version 1.2



Table: cc_patient_info


Description: cc_patient_info contains the main fields relating to patient.

Relationships:

1. cc_patient_info has a one to one relationship with cc_patient_demographics
2. cc_patient_info has multiple cc_patient_protocol_history entries
3. cc_patient_info has multiple cc_patient_visit entries
4. cc_patient_info has multiple cc_visit_researcher entries
Base Name Attribute Definition Column Datatype Attribute Type
pi_master_pat_index Master Patient Index intOwned Key
pi_last_name Last Namevarchar(25) Owned Non-key
pi_middle_initial Middle Namevarchar(15) Owned Non-key
pi_first_name First Namevarchar(25) Owned Non-key
pi_suffixSuffix varchar(15)Owned Non-key
pi_genderGender char(1)Owned Non-key
pi_ethnicity Ethnicitychar(1) Owned Non-key
pi_date_of_birth Date OF Birthdatetime Owned Non-key
pi_mis_nameFull MIS Name, necessary because name must be massaged and based on type-in inconsistencies wanr to make sure system matches. varchar(39)Owned Non-key
pi_active_flag Active/Inactive Patient char(1)Owned Non-key
pi_patient_mrn Patient Medical Record Number char(10)Owned Non-key
pi_database_no Database Number (also referred to as Hospital ID) char(2)Owned Non-key
pi_pdf_no PDF Number (Also referred to as MIS System ID) char(6)Owned Non-key
pi_last_date_modified Date last modified datetimeOwned Non-key
pv_visit_id Last Visit ID intOwned Non-key




Table: cc_patient_demographics


Description: cc_patient_demographics contains the supplemental fields relating to patient. cc_patient_demographics has a one to one relationship with cc_patient_info.

Relationships:

1. cc_patient_demographics has a one to one relationship with cc_patient_demographics
2. cc_patient_demographics has multiple cc_patient_protocol_history entries
3. cc_patient_demographics has multiple cc_patient_visit entries
4. cc_patient_demographics has multiple cc_visit_researcher entries

Base Name Attribute Definition Column Datatype Attribute Type
pi_master_pat_index Patient Master Index intForeign Key
pd_streetStreet char(25)Owned Non-key
pd_cityCity char(21)Owned Non-key
pd_stateState char(2)Owned Non-key
pd_zipZip char(5)Owned Non-key
pd_countryCountry char(23)Owned Non-key
pd_home_phone Home Phonechar(12) Owned Non-key
pd_ssnSocial Security Number char(11)Owned Non-key
pd_religionReligion char(20)Owned Non-key
pd_death_code Death Code, need to determine values char(1)Owned Non-key
pd_mothers_name Mother's Maiden Name char(21)Owned Non-key
pd_last_date_modified Last Date Modified datetimeOwned Non-key




Table: cc_patient_protocol_history


Description: cc_patient_protocol_history tracks the history of protocols in which a patient is enrolled while a patient at NIH. Both primary and secondary protocols are tracked.

Relationships:

1. cc_patient_info has multiple cc_patient_protocol_history entries
2. cc_patient_demographics has multiple cc_patient_protocol_history entries
Base Name Attribute Definition Column Datatype Attribute Type
pi_master_pat_index Patient Master Index intForeign Key
pi_patient_mrn Patient MRN char(10)Owned Non-key
ph_primary_flag Flag to indicate primary versus secondary (P,A) char(1)Owned Non-key
ph_typed_protocol Protocol Number provided by admissions char(10)Owned Non-key
ph_protocol_id Numeric Representation of Protocol intOwned Non-key
ph_corrected_protocol Protocol Number with corrected format of a four digit sequence number char(10)Owned Non-key
ph_assigned_date Start Date on Protocol datetimeOwned Non-key
ph_removed_dateEnd Date on Protocol datetimeOwned Non-key




Table: cc_patient_visit


Description: cc_patient_visit tracks the visits of a patient. Lab, pharmacy, radiology orders will be linked to visits.

Relationships:
1. cc_patient_info has multiple cc_patient_visit entries
2. cc_patient_demographics has multiple cc_patient_visit entries
3. cc_patient_visit has multiple cc_visit_researcher entries
Base Name Attribute Definition Column Datatype Attribute Type
pv_visit_idVisit Sequence ID intOwned Key
pi_master_pat_index Patient Master Index intForeign Non-key
pv_admission_date Admission Date datetimeOwned Non-key
pv_discharge_date Discharge Date datetimeOwned Non-key
pv_institute Institutechar(2) Owned Non-key
pv_branchBranch char(2)Owned Non-key
pv_nursing_unit Nursing Unitchar(6) Owned Non-key
pv_bedBed char(6)Owned Non-key
pv_admit_diagnosis Admitting Diagnosis varchar(52)Owned Non-key
pv_primary_protocol Primary Protocol char(10)Owned Non-key
pv_last_date_modified Last Modified Date datetimeOwned Non-key




Table: cc_researcher_info


Description: cc_researcher_info tracks nih and non-nih physicians/researchers. For each visit, a patient has a referring, attending, senior authorizing and clinical associate relationships.

Relationships:

1. cc_researcher_info has one record for multiple cc_visit_researcher entries.
Base NameAttribute Definition Column DatatypeAttribute Type
Base NameAttribute Definition Column DatatypeAttribute Type
ri_sequence_idResearcher unique identification number. numeric(9)Owned Key
ri_last_nameResearcher Last Name. varchar(30)Owned Non-key
ri_first_nameResearcher First Name. varchar(30)Owned Non-key
ri_middle_initialResearcher Middle Initial char(1)Owned Non-key
ri_suffixResearcher suffix. varchar(9)Owned Non-key
ri_prof_designationResearcher Professional Designation. varchar(9)Owned Non-key
ri_instituteResearcher Institute affiliation. char(2)Owned Non-key
ri_branchResearcher branch affiliation. char(2)Owned Non-key
ri_office_addressResearcher NIH Address for internal researchers. Street Address1 for external researchers. varchar(30)Owned Non-key
ri_office_phoneResearcher Office Phone. varchar(14)Owned Non-key
ri_office_faxResearcher Office Fax. varchar(14)Owned Non-key
ri_email_addressResearcher email address. varchar(80)Owned Non-key
ri_full_nameResearcher Full Name. varchar(60)Owned Non-key
ri_last_date_modifiedLast date this entry was updated in the system. smalldatetimeOwned Non-key
ri_office_address_additionStreet Address 2. varchar(30)Owned Non-key
ri_office_address_cityCity varchar(30)Owned Non-key
ri_office_address_stateState varchar(30)Owned Non-key
ri_office_address_zipZip varchar(10)Owned Non-key
ri_specialitySpeciality of Researcher varchar(30) Owned Non-key



Table: cc_visit_researcher


Description: cc_visit_researcher tracks the referring, attending, senior authorizing and clinical associate relationships a patient has for each visit.

Relationships:

1. cc_researcher_info has one record for multiple cc_visit_researcher entries
Base Name Attribute Definition Column Datatype Attribute Type
pv_visit_idPatient Visit ID intForeign Non-key
ri_researcher_id Researcher IDnumeric Foreign Non-key
vr_researcher_role Physician Role (A=Attending, S=Senior Authorizing, R=Referring, ...) varchar(80)Owned Non-key
pi_master_pat_index Patient Master Index intForeign Non-key
vr_last_date_modifiedLast date this entry was updated in the system. smalldatetimeOwned Non-key



Table: cc_researcher_role_lookup


Description: cc_researcher_role_llokup identifies the type of researcher in the cc_visit_researcher table.

Relationships:

1. cc_visit_researcher has one cc_researcher_role_lookup.
Base Name Attribute Definition Column Datatype Attribute Type
role_id Numeric ID intForeign key
role_desc Physician Role (A=Attending, S=Senior Authorizing, R=Referring, ...) varchar(30)Owned Non-key

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National Institutes of Health (NIH)
Warren Grant Magnuson Clinical Center (CC)
Information Systems Department (ISD)
Bethesda, Maryland 20892

Last modified 6/21/97