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documentation:vocabulary:ppi [2020/01/08 14:18]
ptalapova
documentation:vocabulary:ppi [2020/01/08 15:13] (current)
ptalapova
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 A purpose of Internal PPI relationships is to build a PPI Hierarchy, which makes it easier to understand the relations between PPI concepts of different types. A purpose of Internal PPI relationships is to build a PPI Hierarchy, which makes it easier to understand the relations between PPI concepts of different types.
  
 +^ Relationship ​                               ^ From                      ^ To                                                                                                  ^ Reverse Relationship ​ ^
 +|  PPI parent code of                         | PPI Module ​               | - Respective PPI Topic\\ - Respective PPI Question\\ - Respective PPI Answer ​                       |  Has PPI parent code  |
 +| :::                                         | PPI Topic                 | - Respective PPI Topic\\ - Respective PPI Question\\ - Respective PPI Answer ​                       | :::                   |
 +| :::                                         | PPI Question ​             | - Respective PPI Topic\\ - Respective PPI Question\\ - Respective PPI Answer ​                       | :::                   |
 +| :::                                         | PPI Answer ​               | - Respective PPI Question OR Topic                                                                  | :::                   |
 +|  Answer of (PPI)                            | PPI Answer ​               | - Respective Standard PPI Question ​                                                                 |  Has answer (PPI)     |
 +|  Maps to                                    | PPI Module ​               | The same PPI Module as a Standard concept ​                                                          ​| ​ Mapped from          |
 +| :::                                         | PPI Topic                 | The same PPI Topic as a Standard concept ​                                                           | :::                   |
 +| :::                                         | PPI Question ​             | The same PPI Question as a Standard concept ​                                                        | :::                   |
 +| :::                                         | PPI Modifier ​             | The same PPI Modifier as a Standard concept ​                                                        | :::                   |
 +| :::                                         | PPI Clinical Observation ​ | The same PPI Clinical Observation as a \\ Standard concept ​                                         | :::                   |
 +|  Maps to (obligatory with "Maps to value"​) ​ | PPI Answer ​               | Standard PPI Question or Topic                                                                      |  Mapped from          |
 +|  Is a                                       | PPI Topic                 | - Parental Standard PPI Module \\ - Parental Standard PPI Topic\\ - Parental Standard PPI Question ​ |  Subsumes ​            |
 +| :::                                         | PPI Question ​             | - Parental Standard PPI Module \\ - Parental Standard PPI Topic\\ - Parental Standard PPI Question ​ | :::                   |
 ===== External PPI relationships ===== ===== External PPI relationships =====
    
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   * to simplify s cross-analysis of patient-related information with a context of combined use of the PPI and such a coding system as either the LOINC or SNOMED.   * to simplify s cross-analysis of patient-related information with a context of combined use of the PPI and such a coding system as either the LOINC or SNOMED.
  
 +^ Relationship ​                               ^ From                      ^ To                                                                                 ^ Reverse Relationship ​ ^
 +|  Answer of (PPI)                            | PPI Answer ​               | Standard LOINC/​SNOMED equivalent of a parental Non-standard PPI Question ​          ​| ​ Has answer (PPI)     |
 +|  Maps to                                    | PPI Question ​             | Standard LOINC/​SNOMED equivalent ​                                                  ​| ​ Mapped from          |
 +| :::                                         | PPI Clinical Observation ​ | Standard LOINC/​SNOMED equivalent ​                                                  | :::                   |
 +|  Maps to (obligatory with "Maps to value"​) ​ | PPI Answer ​               | Standard LOINC/​SNOMED equivalent of a parental Non-standard PPI Question or Topic  |  Mapped from          |
 +|  Maps to value (obligatory with "Maps to"​) ​ | PPI Answer ​               | Standard LOINC/​SNOMED equivalent of an Answer value                                |  Value mapped from    |
 +|  Is a                                       | PPI Question ​             | Standard LOINC/​SNOMED equivalent of a parental PPI concept ​                        ​| ​ Subsumes ​            |
 +| :::                                         | PPI Topic                 | Standard LOINC/​SNOMED equivalent of a parental PPI concept ​                        | :::                   |
 ===== Hierarchical crosswalks ===== ===== Hierarchical crosswalks =====
  
 The PPI Hierarchical crosswalks include only standard concepts. A PPI standard concept value depends on the existence of an equivalent mapping either to the SNOMED or LOINC. In turn, a standard SNOMED/​LOINC equivalent, if present, takes place of a non-standard PPI concept in the Internal PPI Hierarchy and adopts all its ancestors and descendants. ​ The PPI Hierarchical crosswalks include only standard concepts. A PPI standard concept value depends on the existence of an equivalent mapping either to the SNOMED or LOINC. In turn, a standard SNOMED/​LOINC equivalent, if present, takes place of a non-standard PPI concept in the Internal PPI Hierarchy and adopts all its ancestors and descendants. ​
 +
 +===== Mapping logic =====
 +**1) Mapping of PPI Questions.** ​
 +Note, that for the answers-containing Topics the same logic was used.
 +{{ :​documentation:​vocabulary:​1.png?​400 |}}
 +
 +**2) Mapping of Answers**
 +{{ :​documentation:​vocabulary:​2.png?​800 |}}
 +
 +**3) Mapping of Measurements**
 +{{ :​documentation:​vocabulary:​3.png?​400 |}}
documentation/vocabulary/ppi.1578493098.txt.gz ยท Last modified: 2020/01/08 14:18 by ptalapova