Harnessing Big Data for Better Results

n a typical ICU, a dozen different streams of data light up the monitors at a patient’s bedside, including heart physiology, respiration, brain waves, and blood pressure. Currently it’s up to doctors and nurses to rapidly process and analyze this constant feed of vital signs to make important medical decisions.

Emory University Hospital is using software from IBM and Excel Medical Electronics (EME) for a pioneering collaboration to create advanced, predictive medical care for critically ill patients through real-time streaming analytics. Emory is testing a system that can identify patterns in physiological data and instantly alert clinicians to danger signs in patients.

feedback

PERCEPTION - Using sensory abilities to be aware of what is happening right now in the environment.

COMPREHENSION - Understanding what the data and cues mean, often by integrating this information with previous knowledge.

PROJECTION - Predicting what will happen in the near future, the basis for proactive decision making.

INTERCONNECTED PHYSIOLOGY | Harvested information and real-time analysis and display of data allow nurses and doctors to detect how vital organs are interacting with each other

External factors such as complexity, system design, and workload influence perception.

Individual factors like abilities and training impact comprehension.

HOW IT WORKS

1. Smarter ICUs harvest 1000-2000 data points per second from every patient.

2. Real-time analysis leads to easily interpretable displays.

3. Most patients under surveillance are doing well.

4. Early detection of anomalies and rapid intervention trigger early and effective responses.

Coined in aviation community after WWI, Situation Awareness is the perception of elements in the current environment, the comprehension of their meaning, and the projection of their status into the near future—a paradigm that applies to critical care as well.

VIDEO CONFERENCING | High-resolution, two-way conferencing engages patients, families, and bedside caregivers into rounds and discussion. Participation of remote caregivers promotes situation awareness.

INTEGRATED DATA | Data about the patient’s physiology, lab results, and medications are displayed around the patient and family on the center screen to promote a holistic view of the patient’s condition and discussion of treatment options.

Processing mechanisms like long-term memory and clinical experience play a role in forming mental models for accurate projection.

NATURAL LIGHT AND A LARGER FLOORPLAN | Mobile care columns and a large floor plan make it possible for patients to be turned toward windows. The natural light/dark cycle encourages rest for patients and families.

STREAMING TELEMETRY Sensors on patients and on support devices convey both patient and alarm data to multiple locations and software programs. These enable a harvesting of “big data” for real-time analysis.REMOTE MONITORING | Critical Care nurses and ICU attending physicians continually monitor data and provide in-person consultation to Emory hospitals and other partner hospitals.

FAMILY FRIENDLY SPACE | Families are encouraged to stay with the patient in separately lighted sleeping, sitting, and working areas. Wi-Fi is provided and in-room conference phones are available.

UP CLOSE AND PERSONAL | Virtual presence using the two-way audiovisual system means that families can conference with an attending ICU physician around-the-clock.

CLINICIAN WORKSTATION | Large displays and windows into rooms make it possible for busy clinicians to complete their tasks while staying close to their patients. Integrated blinds (louvers between two panes of glass) can be closed for privacy.

current situation decision Spring 2015

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