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# CMHighFrequencyHeartRateDataConfidence

The level of confidence in the accuracy of the heart rate data.

```
enum CMHighFrequencyHeartRateDataConfidence
```

## Topics

### Levels of confidence

[`CMHighFrequencyHeartRateDataConfidenceLow`](/documentation/CoreMotion/CMHighFrequencyHeartRateDataConfidence/low)

A low level of confidence in the heart rate data.

[`CMHighFrequencyHeartRateDataConfidenceMedium`](/documentation/CoreMotion/CMHighFrequencyHeartRateDataConfidence/medium)

A medium level of confidence in the heart rate data.

[`CMHighFrequencyHeartRateDataConfidenceHigh`](/documentation/CoreMotion/CMHighFrequencyHeartRateDataConfidence/high)

A high level of confidence in the heart rate data.

[`CMHighFrequencyHeartRateDataConfidenceHighest`](/documentation/CoreMotion/CMHighFrequencyHeartRateDataConfidence/highest)

The highest level of confidence in the heart rate data.

## Relationships

### Conforms To

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Hashable`](/documentation/Swift/Hashable)

[`Equatable`](/documentation/Swift/Equatable)

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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