Cardiac arrhythmia report

A system comprising:

• one or more computers;
• and
• a non-transitory computer-readable storage device having a computer program product encoded therein, the computer program product operable to cause the one or more computers to perform operations comprising:
• obtaining ECG data associated with atrial fibrillation events and heart rate in a monitored living being by integrating atrial fibrillation, taking into account number and duration of atrial fibrillation episodes, wherein the duration is calculated as time between on-set and off-set of the atrial fibrillation event;
• determining, from the obtained ECG data, a total time period of monitoring;
• calculating a total time period that the monitored living being spent in atrial fibrillation for a first day by integrating atrial fibrillation episodes, taking into account number and duration of the atrial fibrillation episodes, wherein the duration of an atrial fibrillation episode is calculated as time between onset and offset of such atrial fibrillation episode, wherein the time period of monitoring comprises a plurality of contiguous, non-overlapping, equal-length, discrete time intervals, each time interval of the plurality of time intervals having a duration of ten minutes;
• flagging each time interval, of the plurality of time intervals, in which an atrial fibrillation event was detected;
• calculating, from the total time period of monitoring and the total time period that the monitored living being spent in atrial fibrillation for the first day, a percentage of the total time period of monitoring for the first day that the monitored living being spent in atrial fibrillation;
• generating for display a patient report, including adding to the patient report information indicating including:
• a plurality of blocks, each block representing a particular flagged time interval, and, on a common time scale, average heart rate for each time interval of the plurality of time intervals, whether or not flagged, and wherein a position of each block on the time scale represents a time at which a flagged time interval occurred and wherein a length of each block along the common time scale represents a duration of the flagged time interval represented by the block, and wherein the sum of the durations of the flagged time intervals exceeds the total time period that the living being spent in atrial fibrillation for the first day;
• information indicating the total time period of monitoring for the first day;
• and
• a bar graph representing the percentage of the total time period of monitoring for the first day that the monitored living being spent in cardiac arrhythmia;
• atrial fibrillation, wherein the bar graph includes a first area having a first appearance, and a second area having a second appearance, wherein the ratio of the first area to the second area is equal to the ratio of the total time period that the living being spent in atrial fibrillation for the first day to the total time period that the living being did not spend in atrial fibrillation for the first day;
• information indicating an average heart rate during the total time period that the living being spent in atrial fibrillation for the first day;
• and
• information indicating an average heart rate during the total time period that the living being did not spend in atrial fibrillation for the first day;
• selecting a portion of the ECG data corresponding to one of the atrial fibrillation events;
• and
• adding to the patient report a graph of the selected portion of the ECG data.

A machine implemented machine-implemented method comprising:

• obtaining ECG data associated with atrial fibrillation events and heart rate in a monitored living being;
• determining, from the obtained ECG data, a total time period of monitoring;
• calculating a total time period that the monitored living being spent in atrial fibrillation for a plurality of days by integrating atrial fibrillation, taking into account number and duration of atrial fibrillation episodes, wherein the duration is calculated as time between on-set and off-set of the atrial fibrillation event, wherein the time period of monitoring comprises a plurality of contiguous, non-overlapping, equal-length, discrete time intervals, each time interval of the plurality of time intervals having a duration of ten minutes;
• flagging each time interval, of the plurality of time intervals, in which an atrial fibrillation event was detected;
• calculating, from the total time period of monitoring and the total time period that the monitored living being spent in atrial fibrillation for each of the plurality of days, a percentage of the total time period of monitoring that the monitored living being spent in atrial fibrillation and a percentage of the total time period of monitoring that the monitored living being did not spend in atrial fibrillation;
• generating, by a computer, for display a patient report that includes including adding information to a single chart, wherein the information indicates chart:
• a plurality of blocks, each block representing a particular flagged time interval, and, on a common time scale, average heart rate for each time interval of the plurality of time intervals, whether or not flagged, and wherein a position of each block on the time scale represents a time at which a flagged time interval occurred and wherein a length of each block along the common time scale represents a duration of the flagged time interval represented by the block, and wherein the sum of the durations of the flagged time intervals exceeds the total time period that the living being spent in atrial fibrillation for the plurality of days;
• information indicating the total time period of monitoring for each of the plurality of days;
• a plurality of bar graphs, each bar graph associated with a particular day among the plurality of days, wherein each bar graph
• includes information indicating the percentage of the total time period of monitoring for each of the associated day among the plurality of days that the monitored living being spent in atrial fibrillation;
• includes information indicating the percentage of the total time period of monitoring for each of the associated day among the plurality of days that the monitored living being did not spend in cardiac arrhythmia;
• atrial fibrillation;
• and
• includes a first area having a first appearance, and a second area having a second appearance, wherein the ratio of the first area to the second area is equal to the ratio of the total time period that the living being spent in atrial fibrillation for the associated day to the total time period that the living being did not spend in atrial fibrillation for the associated day;
• information indicating an average heart rate during the total time period that the living being spent in atrial fibrillation for each of the plurality of days;
• and
• information indicating an average heart rate during the total time period that the living being did not spend in atrial fibrillation for each of the plurality of days;
• selecting a portion of the ECG data corresponding to one of the atrial fibrillation events;
• and
• adding to the patient report a graph of the selected portion of the ECG data.

A system comprising:

• a monitoring device configured to obtain physiological data for a living being and to generate annotation data indicative of atrial fibrillation events based on the physiological data for a total time period;
• and
• a processing system configured to:
• obtain the annotation data via a communication channel from the monitoring device wherein the data comprises integrating atrial fibrillation, taking into account number and duration of atrial fibrillation episodes, wherein the duration is calculated as time between on-set and off-set of the atrial fibrillation event,
• determine, from the annotation data, a total monitored time period and a total time period that the living being spent in atrial fibrillation for a plurality of days, wherein the total monitored time period comprises a plurality of contiguous, non-overlapping, equal-length, discrete time intervals, each time interval of the plurality of time intervals having a duration of ten minutes;
• flag each time interval, of the plurality of time intervals, in which an atrial fibrillation event was detected;
• select a portion of the physiological data corresponding to one of the atrial fibrillation events, and
• generate, for display based on the total monitored time period and the total time period that the living being spent in atrial fibrillation for the plurality of days, a daily patient report that includes
• a chart showing including
• a bar graph representing
• the percentage of the total monitored time period that the living being spent in atrial fibrillation for the plurality of days;
• and
• the percentage of the total monitored time period that the living being did not spend in atrial fibrillation for the plurality of days, wherein the bar graph includes a first area having a first appearance, and a second area having a second appearance, wherein the ratio of the first area to the second area is equal to the ratio of the total time period that the living being spent in atrial fibrillation for the plurality of days to the total time period that the living being did not spend in atrial fibrillation for the plurality of days;
• information indicating an average heart rate during the total time period that the living being spent in atrial fibrillation for the plurality of days;
• and
• information indicating an average heart rate during the total time period that the living being did not spend in atrial fibrillation for the plurality of days;
• and
• a chart showing the selected portion of the physiological data.