Global Variable

HKCategoryTypeIdentifierIrregularHeartRhythmEvent

A category sample type for irregular heart rhythm events.

Declaration

const HKCategoryTypeIdentifier HKCategoryTypeIdentifierIrregularHeartRhythmEvent;

Discussion

The system creates HKCategoryTypeIdentifierIrregularHeartRhythmEvent samples whenever Apple Watch produces an irregular rhythm notification. For more information, see Heart rate notifications on your Apple Watch.

The irregular rhythm samples are read-only. Use this identifier to request permission to read these samples; however, you can’t request authorization to share them, and you can’t save new irregular rhythm events to the HealthKit store.

These samples have a value of HKCategoryValueNotApplicable.

See Also

Vital Signs

HKQuantityTypeIdentifierHeartRate

A quantity sample type that measures the user’s heart rate.

HKCategoryTypeIdentifierLowHeartRateEvent

A category sample type for low heart rate events.

HKCategoryTypeIdentifierHighHeartRateEvent

A category sample type for high heart rate events.

HKQuantityTypeIdentifierRestingHeartRate

A quantity sample type that measures the user’s resting heart rate.

HKQuantityTypeIdentifierHeartRateVariabilitySDNN

A quantity sample type that measures the standard deviation of heartbeat intervals.

HKQuantityTypeIdentifierWalkingHeartRateAverage

A quantity sample type that measures the user’s heart rate while walking.

HKDataTypeIdentifierHeartbeatSeries

A series sample containing heartbeat data.

HKQuantityTypeIdentifierOxygenSaturation

A quantity sample type that measures the user’s oxygen saturation.

HKQuantityTypeIdentifierBodyTemperature

A quantity sample type that measures the user’s body temperature.

HKCorrelationTypeIdentifierBloodPressure

Blood pressure correlation types combine a systolic sample and a diastolic sample into a single blood pressure reading.

HKQuantityTypeIdentifierBloodPressureSystolic

A quantity sample type that measures the user’s systolic blood pressure.

HKQuantityTypeIdentifierBloodPressureDiastolic

A quantity sample type that measures the user’s diastolic blood pressure.

HKQuantityTypeIdentifierRespiratoryRate

A quantity sample type that measures the user’s respiratory rate.

HKQuantityTypeIdentifierVO2Max

A quantity sample that measures the maximal oxygen consumption during incremental exercise.