How is openEHR supposed to be used?

Question

I am researching about electronic health records (EHR). OpenEHR seems to be quite extended and appreciated in this field, as it is widely adopted. However, I fail to find how it

Answer 1

You might also want to have a look at

dev.ehrscape.com which is based on an underlying openEHR backend and

look at the GET composition call

You will see an example of JSONified openEHR data. This is a simplified version of 'canonical' openEHR data, but helps give you an idea of the genral structure

Other examples are at http://www.medvision360.com/medcloud/?lang=en, simialrly with an openEHR based data model

Here is a snippet of vital signs in json format...

{  
  "ctx":{  
    "language":"en",
    "territory":"GB",
    "composer_name":"Sr. Kristen George"
  },
  "nursing_vital_signs_observations":{  
    "vital_signs":[  
      {  
        "respirations":[  
          {  
            "any_event":[  
              {  
                "rate":[  
                  {  
                    "|magnitude":16,
                    "|unit":"/min"
                  }
                ],
                "time":[  
                  "2014-07-17T15:18:07.339+01:00"
                ]
              }
            ]
          }
        ]
      },
      {  
        "blood_pressure":[  
          {  
            "any_event":[  
              {  
                "systolic":[  
                  {  
                    "|magnitude":123,
                    "|unit":"mm[Hg]"
                  }
                ],
                "diastolic":[  
                  {  
                    "|magnitude":102,
                    "|unit":"mm[Hg]"
                  }
                ],
                "time":[  
                  "2014-07-17T15:18:07.339+01:00"
                ]
              }
            ]
          }
        ]
      },
      {  
        "pulse":[  
          {  
            "any_event":[  
              {  
                "heart_rate":[  
                  {  
                    "|magnitude":93,
                    "|unit":"/min"
                  }
                ],
                "time":[  
                  "2014-07-17T15:18:07.339+01:00"
                ]
              }
            ]
          }
        ]
      },
      {  
        "indirect_oximetry":[  
          {  
            "any_event":[  
              {  
                "spo2":[  
                  {  
                    "|numerator":94,
                    "|denominator":100
                  }
                ],
                "time":[  
                  "2014-07-17T15:18:07.339+01:00"
                ]
              }
            ]
          }
        ]
      }
    ],
    "context":[  
      {  
        "setting":[  
          {  
            "|code":"233",
            "|value":"secondary nursing care",
            "|terminology":"openehr"
          }
        ],
        "start_time":[  
          "2014-05-22T15:18:07.339+01:00"
        ]
      }
    ]
  }
}